./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test4-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eaaf35aa-6cde-48c7-a09e-5783c6a9c838/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eaaf35aa-6cde-48c7-a09e-5783c6a9c838/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eaaf35aa-6cde-48c7-a09e-5783c6a9c838/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eaaf35aa-6cde-48c7-a09e-5783c6a9c838/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test4-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eaaf35aa-6cde-48c7-a09e-5783c6a9c838/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eaaf35aa-6cde-48c7-a09e-5783c6a9c838/bin/ukojak-LBtLqBUTdQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 64683904124af3c899dbc8dc5465d8741c0ff10567af23b7315c834db1157458 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-22 23:08:06,831 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-22 23:08:06,843 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-22 23:08:06,896 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-22 23:08:06,896 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-22 23:08:06,901 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-22 23:08:06,903 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-22 23:08:06,907 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-22 23:08:06,910 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-22 23:08:06,916 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-22 23:08:06,917 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-22 23:08:06,919 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-22 23:08:06,920 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-22 23:08:06,923 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-22 23:08:06,925 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-22 23:08:06,930 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-22 23:08:06,932 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-22 23:08:06,933 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-22 23:08:06,935 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-22 23:08:06,944 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-22 23:08:06,946 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-22 23:08:06,947 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-22 23:08:06,951 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-22 23:08:06,952 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-22 23:08:06,961 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-22 23:08:06,962 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-22 23:08:06,962 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-22 23:08:06,964 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-22 23:08:06,965 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-22 23:08:06,967 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-22 23:08:06,967 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-22 23:08:06,969 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-22 23:08:06,971 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-22 23:08:06,972 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-22 23:08:06,974 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-22 23:08:06,974 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-22 23:08:06,975 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-22 23:08:06,976 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-22 23:08:06,976 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-22 23:08:06,977 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-22 23:08:06,978 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-22 23:08:06,979 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eaaf35aa-6cde-48c7-a09e-5783c6a9c838/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-22 23:08:07,022 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-22 23:08:07,023 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-22 23:08:07,024 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-22 23:08:07,025 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-22 23:08:07,026 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-22 23:08:07,026 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-22 23:08:07,026 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-22 23:08:07,027 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-22 23:08:07,036 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-22 23:08:07,036 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-22 23:08:07,038 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-22 23:08:07,038 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-22 23:08:07,038 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-22 23:08:07,039 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-22 23:08:07,039 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-22 23:08:07,039 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-22 23:08:07,040 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-22 23:08:07,040 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-22 23:08:07,040 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-22 23:08:07,040 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-22 23:08:07,041 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-22 23:08:07,041 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-22 23:08:07,041 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-22 23:08:07,042 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-22 23:08:07,042 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-22 23:08:07,042 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-22 23:08:07,043 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-22 23:08:07,043 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-22 23:08:07,043 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_eaaf35aa-6cde-48c7-a09e-5783c6a9c838/bin/ukojak-LBtLqBUTdQ/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eaaf35aa-6cde-48c7-a09e-5783c6a9c838/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 64683904124af3c899dbc8dc5465d8741c0ff10567af23b7315c834db1157458 [2021-11-22 23:08:07,318 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-22 23:08:07,340 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-22 23:08:07,342 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-22 23:08:07,344 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-22 23:08:07,344 INFO L275 PluginConnector]: CDTParser initialized [2021-11-22 23:08:07,346 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eaaf35aa-6cde-48c7-a09e-5783c6a9c838/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test4-2.i [2021-11-22 23:08:07,428 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eaaf35aa-6cde-48c7-a09e-5783c6a9c838/bin/ukojak-LBtLqBUTdQ/data/591107378/d8a47ffafb074e5281c03d108a329791/FLAGc114ca800 [2021-11-22 23:08:08,155 INFO L306 CDTParser]: Found 1 translation units. [2021-11-22 23:08:08,160 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eaaf35aa-6cde-48c7-a09e-5783c6a9c838/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test4-2.i [2021-11-22 23:08:08,186 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eaaf35aa-6cde-48c7-a09e-5783c6a9c838/bin/ukojak-LBtLqBUTdQ/data/591107378/d8a47ffafb074e5281c03d108a329791/FLAGc114ca800 [2021-11-22 23:08:08,349 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eaaf35aa-6cde-48c7-a09e-5783c6a9c838/bin/ukojak-LBtLqBUTdQ/data/591107378/d8a47ffafb074e5281c03d108a329791 [2021-11-22 23:08:08,351 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-22 23:08:08,353 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-22 23:08:08,358 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-22 23:08:08,358 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-22 23:08:08,362 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-22 23:08:08,364 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:08:08" (1/1) ... [2021-11-22 23:08:08,365 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@a2d99f8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:08:08, skipping insertion in model container [2021-11-22 23:08:08,365 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:08:08" (1/1) ... [2021-11-22 23:08:08,373 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-22 23:08:08,459 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-22 23:08:09,017 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_eaaf35aa-6cde-48c7-a09e-5783c6a9c838/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test4-2.i[33021,33034] [2021-11-22 23:08:09,241 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 23:08:09,251 INFO L203 MainTranslator]: Completed pre-run [2021-11-22 23:08:09,284 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_eaaf35aa-6cde-48c7-a09e-5783c6a9c838/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test4-2.i[33021,33034] [2021-11-22 23:08:09,358 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 23:08:09,406 INFO L208 MainTranslator]: Completed translation [2021-11-22 23:08:09,407 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:08:09 WrapperNode [2021-11-22 23:08:09,407 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-22 23:08:09,409 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-22 23:08:09,409 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-22 23:08:09,409 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-22 23:08:09,417 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:08:09" (1/1) ... [2021-11-22 23:08:09,467 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:08:09" (1/1) ... [2021-11-22 23:08:09,558 INFO L137 Inliner]: procedures = 177, calls = 400, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1308 [2021-11-22 23:08:09,559 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-22 23:08:09,559 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-22 23:08:09,560 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-22 23:08:09,560 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-22 23:08:09,581 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:08:09" (1/1) ... [2021-11-22 23:08:09,581 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:08:09" (1/1) ... [2021-11-22 23:08:09,604 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:08:09" (1/1) ... [2021-11-22 23:08:09,605 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:08:09" (1/1) ... [2021-11-22 23:08:09,708 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:08:09" (1/1) ... [2021-11-22 23:08:09,722 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:08:09" (1/1) ... [2021-11-22 23:08:09,728 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:08:09" (1/1) ... [2021-11-22 23:08:09,739 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-22 23:08:09,753 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-22 23:08:09,754 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-22 23:08:09,754 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-22 23:08:09,755 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:08:09" (1/1) ... [2021-11-22 23:08:09,763 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-22 23:08:09,775 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eaaf35aa-6cde-48c7-a09e-5783c6a9c838/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-22 23:08:09,798 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eaaf35aa-6cde-48c7-a09e-5783c6a9c838/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-22 23:08:09,812 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eaaf35aa-6cde-48c7-a09e-5783c6a9c838/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-22 23:08:09,852 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-22 23:08:09,853 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-22 23:08:09,853 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-22 23:08:09,854 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-22 23:08:09,854 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-22 23:08:09,854 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-22 23:08:09,855 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-22 23:08:09,855 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-22 23:08:09,855 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-22 23:08:09,855 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-22 23:08:09,855 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-22 23:08:09,855 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-22 23:08:09,856 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-22 23:08:09,856 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-22 23:08:09,856 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-22 23:08:10,151 INFO L236 CfgBuilder]: Building ICFG [2021-11-22 23:08:10,153 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-22 23:08:11,513 INFO L277 CfgBuilder]: Performing block encoding [2021-11-22 23:08:11,945 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-22 23:08:11,945 INFO L301 CfgBuilder]: Removed 69 assume(true) statements. [2021-11-22 23:08:11,948 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:08:11 BoogieIcfgContainer [2021-11-22 23:08:11,948 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-22 23:08:11,949 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-22 23:08:11,950 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-22 23:08:11,960 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-22 23:08:11,961 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:08:11" (1/1) ... [2021-11-22 23:08:11,970 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 23:08:12,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:12,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 141 states and 249 transitions. [2021-11-22 23:08:12,059 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 249 transitions. [2021-11-22 23:08:12,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-22 23:08:12,065 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:12,066 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:12,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:12,222 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:08:12,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:12,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 142 states and 250 transitions. [2021-11-22 23:08:12,261 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 250 transitions. [2021-11-22 23:08:12,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-22 23:08:12,262 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:12,263 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:12,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:12,337 INFO L263 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-22 23:08:12,343 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:08:12,372 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:08:12,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:12,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 142 states and 246 transitions. [2021-11-22 23:08:12,381 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 246 transitions. [2021-11-22 23:08:12,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-22 23:08:12,383 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:12,383 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:12,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:12,452 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-22 23:08:12,455 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:08:12,488 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:08:12,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:12,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 142 states and 238 transitions. [2021-11-22 23:08:12,497 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 238 transitions. [2021-11-22 23:08:12,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-22 23:08:12,499 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:12,499 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:12,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:12,578 INFO L263 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-22 23:08:12,581 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:08:12,634 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:08:12,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:12,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 142 states and 226 transitions. [2021-11-22 23:08:12,644 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 226 transitions. [2021-11-22 23:08:12,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-22 23:08:12,647 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:12,647 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:12,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:12,767 INFO L263 TraceCheckSpWp]: Trace formula consists of 213 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-22 23:08:12,770 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:08:12,836 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:08:12,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:12,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 142 states and 214 transitions. [2021-11-22 23:08:12,939 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 214 transitions. [2021-11-22 23:08:12,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-22 23:08:12,941 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:12,942 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:13,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:13,104 INFO L263 TraceCheckSpWp]: Trace formula consists of 255 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-22 23:08:13,119 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:08:13,294 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:08:13,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:13,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 186 states and 269 transitions. [2021-11-22 23:08:13,741 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 269 transitions. [2021-11-22 23:08:13,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-22 23:08:13,743 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:13,743 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:13,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:13,856 INFO L263 TraceCheckSpWp]: Trace formula consists of 257 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-22 23:08:13,858 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:08:13,950 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:08:13,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:13,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 186 states and 267 transitions. [2021-11-22 23:08:13,963 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 267 transitions. [2021-11-22 23:08:13,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-22 23:08:13,964 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:13,964 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:14,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:14,077 INFO L263 TraceCheckSpWp]: Trace formula consists of 257 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-22 23:08:14,079 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:08:14,169 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:08:14,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:14,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 186 states and 265 transitions. [2021-11-22 23:08:14,179 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 265 transitions. [2021-11-22 23:08:14,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-22 23:08:14,180 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:14,180 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:14,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:14,331 INFO L263 TraceCheckSpWp]: Trace formula consists of 271 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-22 23:08:14,340 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:08:14,426 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:08:14,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:14,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 186 states and 263 transitions. [2021-11-22 23:08:14,436 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 263 transitions. [2021-11-22 23:08:14,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-22 23:08:14,437 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:14,437 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:14,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:14,566 INFO L263 TraceCheckSpWp]: Trace formula consists of 271 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-22 23:08:14,569 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:08:14,661 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:08:14,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:14,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 186 states and 261 transitions. [2021-11-22 23:08:14,673 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 261 transitions. [2021-11-22 23:08:14,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-22 23:08:14,675 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:14,675 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:14,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:14,812 INFO L263 TraceCheckSpWp]: Trace formula consists of 269 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-22 23:08:14,815 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:08:14,925 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:08:14,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:14,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 186 states and 259 transitions. [2021-11-22 23:08:14,937 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 259 transitions. [2021-11-22 23:08:14,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-22 23:08:14,940 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:14,941 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:15,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:15,087 INFO L263 TraceCheckSpWp]: Trace formula consists of 269 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-22 23:08:15,089 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:08:15,188 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:08:15,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:15,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 186 states and 257 transitions. [2021-11-22 23:08:15,200 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 257 transitions. [2021-11-22 23:08:15,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-22 23:08:15,201 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:15,201 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:15,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:15,358 INFO L263 TraceCheckSpWp]: Trace formula consists of 277 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-22 23:08:15,361 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:08:15,459 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:08:15,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:15,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 186 states and 255 transitions. [2021-11-22 23:08:15,574 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 255 transitions. [2021-11-22 23:08:15,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-22 23:08:15,574 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:15,575 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:15,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:15,702 INFO L263 TraceCheckSpWp]: Trace formula consists of 277 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-22 23:08:15,705 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:08:15,828 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:08:15,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:15,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 186 states and 253 transitions. [2021-11-22 23:08:15,867 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 253 transitions. [2021-11-22 23:08:15,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-22 23:08:15,868 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:15,868 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:15,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:15,998 INFO L263 TraceCheckSpWp]: Trace formula consists of 270 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-22 23:08:16,001 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:08:16,166 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:08:16,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:16,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 189 states and 255 transitions. [2021-11-22 23:08:16,207 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 255 transitions. [2021-11-22 23:08:16,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-22 23:08:16,208 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:16,208 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:16,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:16,328 INFO L263 TraceCheckSpWp]: Trace formula consists of 270 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-22 23:08:16,331 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:08:16,454 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:08:16,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:16,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 192 states and 257 transitions. [2021-11-22 23:08:16,484 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 257 transitions. [2021-11-22 23:08:16,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-22 23:08:16,485 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:16,486 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:16,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:16,635 INFO L263 TraceCheckSpWp]: Trace formula consists of 331 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-22 23:08:16,638 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:08:16,738 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:08:16,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:16,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 192 states and 256 transitions. [2021-11-22 23:08:16,757 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 256 transitions. [2021-11-22 23:08:16,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-22 23:08:16,759 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:16,759 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:16,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:16,894 INFO L263 TraceCheckSpWp]: Trace formula consists of 331 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-22 23:08:16,896 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:08:16,989 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:08:17,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:17,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 192 states and 255 transitions. [2021-11-22 23:08:17,006 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 255 transitions. [2021-11-22 23:08:17,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-22 23:08:17,007 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:17,007 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:17,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:17,159 INFO L263 TraceCheckSpWp]: Trace formula consists of 337 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-22 23:08:17,163 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:08:17,294 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:08:17,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:17,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 201 states and 266 transitions. [2021-11-22 23:08:17,672 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 266 transitions. [2021-11-22 23:08:17,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-22 23:08:17,674 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:17,674 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:17,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:17,806 INFO L263 TraceCheckSpWp]: Trace formula consists of 337 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-22 23:08:17,809 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:08:17,945 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:08:18,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:18,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 210 states and 277 transitions. [2021-11-22 23:08:18,284 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 277 transitions. [2021-11-22 23:08:18,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-22 23:08:18,285 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:18,285 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:18,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:18,406 INFO L263 TraceCheckSpWp]: Trace formula consists of 360 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-22 23:08:18,410 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:08:18,539 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-22 23:08:18,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:18,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 219 states and 287 transitions. [2021-11-22 23:08:18,573 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 287 transitions. [2021-11-22 23:08:18,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-22 23:08:18,574 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:18,575 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:18,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:18,697 INFO L263 TraceCheckSpWp]: Trace formula consists of 360 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-22 23:08:18,700 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:08:18,831 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-22 23:08:18,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:18,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 228 states and 297 transitions. [2021-11-22 23:08:18,876 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 297 transitions. [2021-11-22 23:08:18,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-22 23:08:18,882 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:18,882 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:19,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:19,016 INFO L263 TraceCheckSpWp]: Trace formula consists of 354 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-22 23:08:19,019 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:08:19,198 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:08:19,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:19,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 229 states and 299 transitions. [2021-11-22 23:08:19,798 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 299 transitions. [2021-11-22 23:08:19,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-22 23:08:19,800 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:19,800 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:19,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:19,936 INFO L263 TraceCheckSpWp]: Trace formula consists of 354 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-22 23:08:19,939 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:08:20,099 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:08:20,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:20,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 230 states and 301 transitions. [2021-11-22 23:08:20,391 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 301 transitions. [2021-11-22 23:08:20,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-22 23:08:20,392 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:20,392 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:20,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:20,530 INFO L263 TraceCheckSpWp]: Trace formula consists of 377 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-22 23:08:20,532 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:08:20,642 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:08:20,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:20,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 230 states and 299 transitions. [2021-11-22 23:08:20,654 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 299 transitions. [2021-11-22 23:08:20,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-22 23:08:20,656 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:20,656 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:20,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:20,805 INFO L263 TraceCheckSpWp]: Trace formula consists of 377 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-22 23:08:20,809 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:08:20,915 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:08:20,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:20,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 230 states and 297 transitions. [2021-11-22 23:08:20,924 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 297 transitions. [2021-11-22 23:08:20,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-22 23:08:20,926 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:20,926 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:21,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:21,073 INFO L263 TraceCheckSpWp]: Trace formula consists of 378 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-22 23:08:21,075 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:08:21,234 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-22 23:08:22,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:22,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 233 states and 299 transitions. [2021-11-22 23:08:22,203 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 299 transitions. [2021-11-22 23:08:22,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-22 23:08:22,204 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:22,204 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:22,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:22,372 INFO L263 TraceCheckSpWp]: Trace formula consists of 378 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-22 23:08:22,376 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:08:22,545 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-22 23:08:23,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:23,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 236 states and 301 transitions. [2021-11-22 23:08:23,153 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 301 transitions. [2021-11-22 23:08:23,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2021-11-22 23:08:23,155 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:23,155 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:23,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:23,322 INFO L263 TraceCheckSpWp]: Trace formula consists of 444 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-22 23:08:23,326 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:08:23,566 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:08:24,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:24,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 280 states and 357 transitions. [2021-11-22 23:08:24,166 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 357 transitions. [2021-11-22 23:08:24,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-22 23:08:24,168 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:24,168 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:24,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:24,336 INFO L263 TraceCheckSpWp]: Trace formula consists of 459 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-22 23:08:24,339 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:08:24,557 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 47 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:08:24,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:24,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 283 states and 359 transitions. [2021-11-22 23:08:24,609 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 359 transitions. [2021-11-22 23:08:24,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-22 23:08:24,611 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:24,611 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:24,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:24,777 INFO L263 TraceCheckSpWp]: Trace formula consists of 459 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-22 23:08:24,780 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:08:25,018 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 47 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:08:25,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:25,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 286 states and 361 transitions. [2021-11-22 23:08:25,078 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 361 transitions. [2021-11-22 23:08:25,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2021-11-22 23:08:25,080 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:25,081 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:25,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:25,321 INFO L263 TraceCheckSpWp]: Trace formula consists of 526 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-22 23:08:25,324 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:08:25,595 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:08:26,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:26,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 295 states and 372 transitions. [2021-11-22 23:08:26,021 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 372 transitions. [2021-11-22 23:08:26,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2021-11-22 23:08:26,024 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:26,025 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:26,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:26,215 INFO L263 TraceCheckSpWp]: Trace formula consists of 526 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-22 23:08:26,218 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:08:26,499 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:08:26,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:26,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 304 states and 383 transitions. [2021-11-22 23:08:26,965 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 383 transitions. [2021-11-22 23:08:26,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2021-11-22 23:08:26,967 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:26,967 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:27,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:27,161 INFO L263 TraceCheckSpWp]: Trace formula consists of 549 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-22 23:08:27,165 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:08:27,437 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 0 proven. 44 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-22 23:08:27,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:27,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 313 states and 393 transitions. [2021-11-22 23:08:27,520 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 393 transitions. [2021-11-22 23:08:27,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2021-11-22 23:08:27,522 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:27,522 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:27,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:27,718 INFO L263 TraceCheckSpWp]: Trace formula consists of 549 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-22 23:08:27,722 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:08:27,990 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 0 proven. 44 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-22 23:08:28,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:28,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 403 states to 322 states and 403 transitions. [2021-11-22 23:08:28,053 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 403 transitions. [2021-11-22 23:08:28,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2021-11-22 23:08:28,055 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:28,055 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:28,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:28,266 INFO L263 TraceCheckSpWp]: Trace formula consists of 543 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-22 23:08:28,269 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:08:28,509 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:08:29,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:29,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 405 states to 323 states and 405 transitions. [2021-11-22 23:08:29,429 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 405 transitions. [2021-11-22 23:08:29,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2021-11-22 23:08:29,431 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:29,431 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:29,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:29,611 INFO L263 TraceCheckSpWp]: Trace formula consists of 543 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-22 23:08:29,613 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:08:29,863 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:08:31,857 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.65s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-22 23:08:31,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:31,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 407 states to 324 states and 407 transitions. [2021-11-22 23:08:31,891 INFO L276 IsEmpty]: Start isEmpty. Operand 324 states and 407 transitions. [2021-11-22 23:08:31,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2021-11-22 23:08:31,893 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:31,893 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:32,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:32,096 INFO L263 TraceCheckSpWp]: Trace formula consists of 567 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-22 23:08:32,099 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:08:32,349 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-22 23:08:33,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:33,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 409 states to 327 states and 409 transitions. [2021-11-22 23:08:33,070 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 409 transitions. [2021-11-22 23:08:33,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2021-11-22 23:08:33,072 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:33,072 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:33,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:33,262 INFO L263 TraceCheckSpWp]: Trace formula consists of 567 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-22 23:08:33,265 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:08:33,563 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-22 23:08:34,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:34,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 411 states to 330 states and 411 transitions. [2021-11-22 23:08:34,075 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 411 transitions. [2021-11-22 23:08:34,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2021-11-22 23:08:34,076 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:34,076 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:34,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:34,299 INFO L263 TraceCheckSpWp]: Trace formula consists of 633 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-22 23:08:34,302 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:08:34,640 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 0 proven. 135 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:08:35,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:35,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 467 states to 374 states and 467 transitions. [2021-11-22 23:08:35,238 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 467 transitions. [2021-11-22 23:08:35,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2021-11-22 23:08:35,240 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:35,240 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:35,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:35,458 INFO L263 TraceCheckSpWp]: Trace formula consists of 648 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-22 23:08:35,461 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:08:35,767 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 0 proven. 137 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:08:35,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:35,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 469 states to 377 states and 469 transitions. [2021-11-22 23:08:35,839 INFO L276 IsEmpty]: Start isEmpty. Operand 377 states and 469 transitions. [2021-11-22 23:08:35,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2021-11-22 23:08:35,841 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:35,841 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:36,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:36,062 INFO L263 TraceCheckSpWp]: Trace formula consists of 648 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-22 23:08:36,066 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:08:36,454 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 0 proven. 137 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:08:36,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:36,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 471 states to 380 states and 471 transitions. [2021-11-22 23:08:36,529 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 471 transitions. [2021-11-22 23:08:36,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2021-11-22 23:08:36,531 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:36,531 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:36,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:36,754 INFO L263 TraceCheckSpWp]: Trace formula consists of 715 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-22 23:08:36,759 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:08:37,112 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 0 proven. 135 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:08:37,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:37,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 482 states to 389 states and 482 transitions. [2021-11-22 23:08:37,728 INFO L276 IsEmpty]: Start isEmpty. Operand 389 states and 482 transitions. [2021-11-22 23:08:37,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2021-11-22 23:08:37,730 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:37,731 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:37,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:37,954 INFO L263 TraceCheckSpWp]: Trace formula consists of 715 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-22 23:08:37,959 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:08:38,318 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 0 proven. 135 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:08:38,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:38,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 493 states to 398 states and 493 transitions. [2021-11-22 23:08:38,715 INFO L276 IsEmpty]: Start isEmpty. Operand 398 states and 493 transitions. [2021-11-22 23:08:38,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2021-11-22 23:08:38,717 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:38,718 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:38,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:39,005 INFO L263 TraceCheckSpWp]: Trace formula consists of 738 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-22 23:08:39,010 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:08:39,361 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 0 proven. 131 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-22 23:08:39,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:39,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 503 states to 407 states and 503 transitions. [2021-11-22 23:08:39,450 INFO L276 IsEmpty]: Start isEmpty. Operand 407 states and 503 transitions. [2021-11-22 23:08:39,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2021-11-22 23:08:39,452 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:39,453 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:39,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:39,664 INFO L263 TraceCheckSpWp]: Trace formula consists of 738 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-22 23:08:39,667 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:08:39,970 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 0 proven. 131 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-22 23:08:40,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:40,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 513 states to 416 states and 513 transitions. [2021-11-22 23:08:40,054 INFO L276 IsEmpty]: Start isEmpty. Operand 416 states and 513 transitions. [2021-11-22 23:08:40,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2021-11-22 23:08:40,056 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:40,056 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:40,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:40,277 INFO L263 TraceCheckSpWp]: Trace formula consists of 732 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-22 23:08:40,280 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:08:40,673 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 0 proven. 135 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:08:41,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:41,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 515 states to 417 states and 515 transitions. [2021-11-22 23:08:41,838 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 515 transitions. [2021-11-22 23:08:41,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2021-11-22 23:08:41,841 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:41,841 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:42,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:42,065 INFO L263 TraceCheckSpWp]: Trace formula consists of 732 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-22 23:08:42,068 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:08:42,462 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 0 proven. 135 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:08:43,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:43,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 517 states to 418 states and 517 transitions. [2021-11-22 23:08:43,717 INFO L276 IsEmpty]: Start isEmpty. Operand 418 states and 517 transitions. [2021-11-22 23:08:43,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2021-11-22 23:08:43,719 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:43,720 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:43,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:43,965 INFO L263 TraceCheckSpWp]: Trace formula consists of 756 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-22 23:08:43,968 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:08:44,318 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 0 proven. 135 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-22 23:08:45,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:45,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 519 states to 421 states and 519 transitions. [2021-11-22 23:08:45,474 INFO L276 IsEmpty]: Start isEmpty. Operand 421 states and 519 transitions. [2021-11-22 23:08:45,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2021-11-22 23:08:45,477 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:45,477 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:45,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:45,700 INFO L263 TraceCheckSpWp]: Trace formula consists of 756 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-22 23:08:45,702 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:08:46,029 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 0 proven. 135 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-22 23:08:48,258 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.57s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-22 23:08:48,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:48,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 521 states to 424 states and 521 transitions. [2021-11-22 23:08:48,280 INFO L276 IsEmpty]: Start isEmpty. Operand 424 states and 521 transitions. [2021-11-22 23:08:48,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2021-11-22 23:08:48,288 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:48,288 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:48,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:48,556 INFO L263 TraceCheckSpWp]: Trace formula consists of 822 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-22 23:08:48,560 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:08:49,042 INFO L134 CoverageAnalysis]: Checked inductivity of 268 backedges. 0 proven. 268 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:08:49,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:49,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 577 states to 468 states and 577 transitions. [2021-11-22 23:08:49,688 INFO L276 IsEmpty]: Start isEmpty. Operand 468 states and 577 transitions. [2021-11-22 23:08:49,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2021-11-22 23:08:49,690 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:49,691 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:50,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:50,030 INFO L263 TraceCheckSpWp]: Trace formula consists of 837 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-22 23:08:50,033 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:08:50,474 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 0 proven. 271 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:08:50,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:50,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 579 states to 471 states and 579 transitions. [2021-11-22 23:08:50,571 INFO L276 IsEmpty]: Start isEmpty. Operand 471 states and 579 transitions. [2021-11-22 23:08:50,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2021-11-22 23:08:50,574 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:50,574 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:50,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:50,876 INFO L263 TraceCheckSpWp]: Trace formula consists of 837 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-22 23:08:50,879 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:08:51,315 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 0 proven. 271 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:08:51,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:51,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 581 states to 474 states and 581 transitions. [2021-11-22 23:08:51,397 INFO L276 IsEmpty]: Start isEmpty. Operand 474 states and 581 transitions. [2021-11-22 23:08:51,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2021-11-22 23:08:51,399 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:51,399 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:51,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:51,824 INFO L263 TraceCheckSpWp]: Trace formula consists of 904 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-22 23:08:51,828 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:08:52,321 INFO L134 CoverageAnalysis]: Checked inductivity of 268 backedges. 0 proven. 268 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:08:53,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:53,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 592 states to 483 states and 592 transitions. [2021-11-22 23:08:53,311 INFO L276 IsEmpty]: Start isEmpty. Operand 483 states and 592 transitions. [2021-11-22 23:08:53,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2021-11-22 23:08:53,313 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:53,313 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:53,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:53,648 INFO L263 TraceCheckSpWp]: Trace formula consists of 904 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-22 23:08:53,651 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:08:54,137 INFO L134 CoverageAnalysis]: Checked inductivity of 268 backedges. 0 proven. 268 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:08:54,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:54,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 603 states to 492 states and 603 transitions. [2021-11-22 23:08:54,680 INFO L276 IsEmpty]: Start isEmpty. Operand 492 states and 603 transitions. [2021-11-22 23:08:54,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2021-11-22 23:08:54,682 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:54,682 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:55,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:55,033 INFO L263 TraceCheckSpWp]: Trace formula consists of 927 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-22 23:08:55,037 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:08:55,505 INFO L134 CoverageAnalysis]: Checked inductivity of 265 backedges. 0 proven. 262 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-22 23:08:55,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:55,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 613 states to 501 states and 613 transitions. [2021-11-22 23:08:55,632 INFO L276 IsEmpty]: Start isEmpty. Operand 501 states and 613 transitions. [2021-11-22 23:08:55,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2021-11-22 23:08:55,633 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:55,634 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:55,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:55,902 INFO L263 TraceCheckSpWp]: Trace formula consists of 927 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-22 23:08:55,905 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:08:56,286 INFO L134 CoverageAnalysis]: Checked inductivity of 265 backedges. 0 proven. 262 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-22 23:08:56,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:56,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 623 states to 510 states and 623 transitions. [2021-11-22 23:08:56,363 INFO L276 IsEmpty]: Start isEmpty. Operand 510 states and 623 transitions. [2021-11-22 23:08:56,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2021-11-22 23:08:56,364 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:56,365 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:56,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:56,618 INFO L263 TraceCheckSpWp]: Trace formula consists of 921 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-22 23:08:56,621 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:08:57,002 INFO L134 CoverageAnalysis]: Checked inductivity of 270 backedges. 0 proven. 268 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:08:57,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:57,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 625 states to 511 states and 625 transitions. [2021-11-22 23:08:57,701 INFO L276 IsEmpty]: Start isEmpty. Operand 511 states and 625 transitions. [2021-11-22 23:08:57,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2021-11-22 23:08:57,702 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:57,703 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:57,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:57,959 INFO L263 TraceCheckSpWp]: Trace formula consists of 921 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-22 23:08:57,962 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:08:58,350 INFO L134 CoverageAnalysis]: Checked inductivity of 270 backedges. 0 proven. 268 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:09:00,259 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.67s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-22 23:09:00,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:00,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 627 states to 512 states and 627 transitions. [2021-11-22 23:09:00,294 INFO L276 IsEmpty]: Start isEmpty. Operand 512 states and 627 transitions. [2021-11-22 23:09:00,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2021-11-22 23:09:00,296 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:00,296 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:00,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:00,553 INFO L263 TraceCheckSpWp]: Trace formula consists of 945 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-22 23:09:00,558 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:00,934 INFO L134 CoverageAnalysis]: Checked inductivity of 271 backedges. 0 proven. 268 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-22 23:09:01,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:01,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 629 states to 515 states and 629 transitions. [2021-11-22 23:09:01,496 INFO L276 IsEmpty]: Start isEmpty. Operand 515 states and 629 transitions. [2021-11-22 23:09:01,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2021-11-22 23:09:01,498 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:01,499 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:01,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:01,769 INFO L263 TraceCheckSpWp]: Trace formula consists of 945 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-22 23:09:01,772 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:02,171 INFO L134 CoverageAnalysis]: Checked inductivity of 271 backedges. 0 proven. 268 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-22 23:09:02,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:02,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 631 states to 518 states and 631 transitions. [2021-11-22 23:09:02,905 INFO L276 IsEmpty]: Start isEmpty. Operand 518 states and 631 transitions. [2021-11-22 23:09:02,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2021-11-22 23:09:02,907 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:02,907 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:03,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:03,242 INFO L263 TraceCheckSpWp]: Trace formula consists of 1011 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:09:03,246 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:03,778 INFO L134 CoverageAnalysis]: Checked inductivity of 445 backedges. 0 proven. 445 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:09:04,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:04,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 687 states to 562 states and 687 transitions. [2021-11-22 23:09:04,253 INFO L276 IsEmpty]: Start isEmpty. Operand 562 states and 687 transitions. [2021-11-22 23:09:04,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2021-11-22 23:09:04,254 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:04,254 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:04,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:04,543 INFO L263 TraceCheckSpWp]: Trace formula consists of 1026 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:09:04,546 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:04,992 INFO L134 CoverageAnalysis]: Checked inductivity of 450 backedges. 0 proven. 449 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:09:05,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:05,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 689 states to 565 states and 689 transitions. [2021-11-22 23:09:05,076 INFO L276 IsEmpty]: Start isEmpty. Operand 565 states and 689 transitions. [2021-11-22 23:09:05,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2021-11-22 23:09:05,079 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:05,079 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:05,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:05,424 INFO L263 TraceCheckSpWp]: Trace formula consists of 1026 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:09:05,428 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:05,880 INFO L134 CoverageAnalysis]: Checked inductivity of 450 backedges. 0 proven. 449 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:09:05,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:05,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 691 states to 568 states and 691 transitions. [2021-11-22 23:09:05,960 INFO L276 IsEmpty]: Start isEmpty. Operand 568 states and 691 transitions. [2021-11-22 23:09:05,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2021-11-22 23:09:05,962 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:05,962 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:06,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:06,280 INFO L263 TraceCheckSpWp]: Trace formula consists of 1093 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:09:06,284 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:06,860 INFO L134 CoverageAnalysis]: Checked inductivity of 445 backedges. 0 proven. 445 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:09:07,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:07,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 702 states to 577 states and 702 transitions. [2021-11-22 23:09:07,163 INFO L276 IsEmpty]: Start isEmpty. Operand 577 states and 702 transitions. [2021-11-22 23:09:07,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2021-11-22 23:09:07,164 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:07,164 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:07,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:07,466 INFO L263 TraceCheckSpWp]: Trace formula consists of 1093 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:09:07,501 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:07,968 INFO L134 CoverageAnalysis]: Checked inductivity of 445 backedges. 0 proven. 445 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:09:08,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:08,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 713 states to 586 states and 713 transitions. [2021-11-22 23:09:08,305 INFO L276 IsEmpty]: Start isEmpty. Operand 586 states and 713 transitions. [2021-11-22 23:09:08,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2021-11-22 23:09:08,306 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:08,307 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:08,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:08,629 INFO L263 TraceCheckSpWp]: Trace formula consists of 1116 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:09:08,633 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:09,155 INFO L134 CoverageAnalysis]: Checked inductivity of 440 backedges. 0 proven. 437 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-22 23:09:09,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:09,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 723 states to 595 states and 723 transitions. [2021-11-22 23:09:09,269 INFO L276 IsEmpty]: Start isEmpty. Operand 595 states and 723 transitions. [2021-11-22 23:09:09,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2021-11-22 23:09:09,270 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:09,270 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:09,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:09,559 INFO L263 TraceCheckSpWp]: Trace formula consists of 1116 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:09:09,562 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:10,033 INFO L134 CoverageAnalysis]: Checked inductivity of 440 backedges. 0 proven. 437 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-22 23:09:10,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:10,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 733 states to 604 states and 733 transitions. [2021-11-22 23:09:10,127 INFO L276 IsEmpty]: Start isEmpty. Operand 604 states and 733 transitions. [2021-11-22 23:09:10,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2021-11-22 23:09:10,129 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:10,129 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:10,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:10,426 INFO L263 TraceCheckSpWp]: Trace formula consists of 1110 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:09:10,430 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:10,915 INFO L134 CoverageAnalysis]: Checked inductivity of 447 backedges. 0 proven. 445 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:09:12,968 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.97s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-22 23:09:13,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:13,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 735 states to 605 states and 735 transitions. [2021-11-22 23:09:13,915 INFO L276 IsEmpty]: Start isEmpty. Operand 605 states and 735 transitions. [2021-11-22 23:09:13,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2021-11-22 23:09:13,916 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:13,916 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:14,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:14,223 INFO L263 TraceCheckSpWp]: Trace formula consists of 1110 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:09:14,227 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:14,747 INFO L134 CoverageAnalysis]: Checked inductivity of 447 backedges. 0 proven. 445 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:09:21,673 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 6.83s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-22 23:09:21,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:21,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 737 states to 606 states and 737 transitions. [2021-11-22 23:09:21,993 INFO L276 IsEmpty]: Start isEmpty. Operand 606 states and 737 transitions. [2021-11-22 23:09:21,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 248 [2021-11-22 23:09:21,995 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:21,995 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:22,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:22,330 INFO L263 TraceCheckSpWp]: Trace formula consists of 1134 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:09:22,333 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:22,821 INFO L134 CoverageAnalysis]: Checked inductivity of 448 backedges. 0 proven. 445 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-22 23:09:23,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:23,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 739 states to 609 states and 739 transitions. [2021-11-22 23:09:23,730 INFO L276 IsEmpty]: Start isEmpty. Operand 609 states and 739 transitions. [2021-11-22 23:09:23,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 248 [2021-11-22 23:09:23,732 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:23,732 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:24,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:24,043 INFO L263 TraceCheckSpWp]: Trace formula consists of 1134 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:09:24,047 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:24,644 INFO L134 CoverageAnalysis]: Checked inductivity of 448 backedges. 0 proven. 445 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-22 23:09:28,055 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.82s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-22 23:09:28,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:28,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 741 states to 612 states and 741 transitions. [2021-11-22 23:09:28,101 INFO L276 IsEmpty]: Start isEmpty. Operand 612 states and 741 transitions. [2021-11-22 23:09:28,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2021-11-22 23:09:28,103 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:28,103 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:28,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:28,443 INFO L263 TraceCheckSpWp]: Trace formula consists of 1200 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-22 23:09:28,446 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:29,001 INFO L134 CoverageAnalysis]: Checked inductivity of 666 backedges. 0 proven. 666 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:09:29,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:29,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 797 states to 656 states and 797 transitions. [2021-11-22 23:09:29,524 INFO L276 IsEmpty]: Start isEmpty. Operand 656 states and 797 transitions. [2021-11-22 23:09:29,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 277 [2021-11-22 23:09:29,526 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:29,526 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:29,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:29,852 INFO L263 TraceCheckSpWp]: Trace formula consists of 1215 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-22 23:09:29,855 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:30,458 INFO L134 CoverageAnalysis]: Checked inductivity of 672 backedges. 0 proven. 671 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:09:30,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:30,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 799 states to 659 states and 799 transitions. [2021-11-22 23:09:30,553 INFO L276 IsEmpty]: Start isEmpty. Operand 659 states and 799 transitions. [2021-11-22 23:09:30,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 277 [2021-11-22 23:09:30,555 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:30,555 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:30,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:30,891 INFO L263 TraceCheckSpWp]: Trace formula consists of 1215 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-22 23:09:30,894 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:31,465 INFO L134 CoverageAnalysis]: Checked inductivity of 672 backedges. 0 proven. 671 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:09:31,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:31,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 801 states to 662 states and 801 transitions. [2021-11-22 23:09:31,587 INFO L276 IsEmpty]: Start isEmpty. Operand 662 states and 801 transitions. [2021-11-22 23:09:31,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 285 [2021-11-22 23:09:31,590 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:31,590 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:31,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:31,960 INFO L263 TraceCheckSpWp]: Trace formula consists of 1282 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-22 23:09:31,964 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:32,587 INFO L134 CoverageAnalysis]: Checked inductivity of 666 backedges. 0 proven. 666 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:09:32,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:32,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 812 states to 671 states and 812 transitions. [2021-11-22 23:09:32,870 INFO L276 IsEmpty]: Start isEmpty. Operand 671 states and 812 transitions. [2021-11-22 23:09:32,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 285 [2021-11-22 23:09:32,872 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:32,872 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:33,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:33,230 INFO L263 TraceCheckSpWp]: Trace formula consists of 1282 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-22 23:09:33,234 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:33,827 INFO L134 CoverageAnalysis]: Checked inductivity of 666 backedges. 0 proven. 666 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:09:34,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:34,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 823 states to 680 states and 823 transitions. [2021-11-22 23:09:34,214 INFO L276 IsEmpty]: Start isEmpty. Operand 680 states and 823 transitions. [2021-11-22 23:09:34,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 286 [2021-11-22 23:09:34,216 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:34,216 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:34,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:34,598 INFO L263 TraceCheckSpWp]: Trace formula consists of 1305 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-22 23:09:34,602 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:35,148 INFO L134 CoverageAnalysis]: Checked inductivity of 659 backedges. 0 proven. 656 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-22 23:09:35,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:35,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 833 states to 689 states and 833 transitions. [2021-11-22 23:09:35,253 INFO L276 IsEmpty]: Start isEmpty. Operand 689 states and 833 transitions. [2021-11-22 23:09:35,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 286 [2021-11-22 23:09:35,255 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:35,256 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:35,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:35,669 INFO L263 TraceCheckSpWp]: Trace formula consists of 1305 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-22 23:09:35,673 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:36,311 INFO L134 CoverageAnalysis]: Checked inductivity of 659 backedges. 0 proven. 656 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-22 23:09:36,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:36,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 843 states to 698 states and 843 transitions. [2021-11-22 23:09:36,417 INFO L276 IsEmpty]: Start isEmpty. Operand 698 states and 843 transitions. [2021-11-22 23:09:36,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2021-11-22 23:09:36,420 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:36,420 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:36,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:36,804 INFO L263 TraceCheckSpWp]: Trace formula consists of 1299 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-22 23:09:36,807 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:37,371 INFO L134 CoverageAnalysis]: Checked inductivity of 668 backedges. 0 proven. 666 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:09:38,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:38,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 845 states to 699 states and 845 transitions. [2021-11-22 23:09:38,503 INFO L276 IsEmpty]: Start isEmpty. Operand 699 states and 845 transitions. [2021-11-22 23:09:38,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2021-11-22 23:09:38,505 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:38,505 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:38,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:38,869 INFO L263 TraceCheckSpWp]: Trace formula consists of 1299 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-22 23:09:38,873 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:39,471 INFO L134 CoverageAnalysis]: Checked inductivity of 668 backedges. 0 proven. 666 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:09:40,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:40,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 847 states to 700 states and 847 transitions. [2021-11-22 23:09:40,408 INFO L276 IsEmpty]: Start isEmpty. Operand 700 states and 847 transitions. [2021-11-22 23:09:40,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 292 [2021-11-22 23:09:40,410 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:40,411 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:40,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:40,773 INFO L263 TraceCheckSpWp]: Trace formula consists of 1323 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-22 23:09:40,777 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:41,359 INFO L134 CoverageAnalysis]: Checked inductivity of 669 backedges. 0 proven. 666 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-22 23:09:43,135 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.40s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-22 23:09:43,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:43,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 849 states to 703 states and 849 transitions. [2021-11-22 23:09:43,177 INFO L276 IsEmpty]: Start isEmpty. Operand 703 states and 849 transitions. [2021-11-22 23:09:43,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 292 [2021-11-22 23:09:43,179 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:43,179 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:43,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:43,544 INFO L263 TraceCheckSpWp]: Trace formula consists of 1323 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-22 23:09:43,548 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:44,197 INFO L134 CoverageAnalysis]: Checked inductivity of 669 backedges. 0 proven. 666 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-22 23:09:44,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:44,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 851 states to 706 states and 851 transitions. [2021-11-22 23:09:44,707 INFO L276 IsEmpty]: Start isEmpty. Operand 706 states and 851 transitions. [2021-11-22 23:09:44,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2021-11-22 23:09:44,709 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:44,709 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:45,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:45,090 INFO L263 TraceCheckSpWp]: Trace formula consists of 1389 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-22 23:09:45,094 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:45,738 INFO L134 CoverageAnalysis]: Checked inductivity of 931 backedges. 0 proven. 931 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:09:46,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:46,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 907 states to 750 states and 907 transitions. [2021-11-22 23:09:46,382 INFO L276 IsEmpty]: Start isEmpty. Operand 750 states and 907 transitions. [2021-11-22 23:09:46,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 321 [2021-11-22 23:09:46,384 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:46,384 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:46,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:46,815 INFO L263 TraceCheckSpWp]: Trace formula consists of 1404 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-22 23:09:46,819 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:47,449 INFO L134 CoverageAnalysis]: Checked inductivity of 938 backedges. 0 proven. 937 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:09:47,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:47,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 909 states to 753 states and 909 transitions. [2021-11-22 23:09:47,559 INFO L276 IsEmpty]: Start isEmpty. Operand 753 states and 909 transitions. [2021-11-22 23:09:47,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 321 [2021-11-22 23:09:47,562 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:47,562 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:47,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:47,943 INFO L263 TraceCheckSpWp]: Trace formula consists of 1404 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-22 23:09:47,946 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:48,691 INFO L134 CoverageAnalysis]: Checked inductivity of 938 backedges. 0 proven. 937 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:09:48,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:48,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 911 states to 756 states and 911 transitions. [2021-11-22 23:09:48,831 INFO L276 IsEmpty]: Start isEmpty. Operand 756 states and 911 transitions. [2021-11-22 23:09:48,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 329 [2021-11-22 23:09:48,833 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:48,834 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:49,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:49,239 INFO L263 TraceCheckSpWp]: Trace formula consists of 1471 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-22 23:09:49,243 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:49,933 INFO L134 CoverageAnalysis]: Checked inductivity of 931 backedges. 0 proven. 931 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:09:50,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:50,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 922 states to 765 states and 922 transitions. [2021-11-22 23:09:50,371 INFO L276 IsEmpty]: Start isEmpty. Operand 765 states and 922 transitions. [2021-11-22 23:09:50,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 329 [2021-11-22 23:09:50,373 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:50,373 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:50,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:50,794 INFO L263 TraceCheckSpWp]: Trace formula consists of 1471 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-22 23:09:50,799 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:51,554 INFO L134 CoverageAnalysis]: Checked inductivity of 931 backedges. 0 proven. 931 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:09:52,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:52,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 933 states to 774 states and 933 transitions. [2021-11-22 23:09:52,011 INFO L276 IsEmpty]: Start isEmpty. Operand 774 states and 933 transitions. [2021-11-22 23:09:52,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 330 [2021-11-22 23:09:52,014 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:52,014 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:52,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:52,450 INFO L263 TraceCheckSpWp]: Trace formula consists of 1494 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-22 23:09:52,455 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:53,207 INFO L134 CoverageAnalysis]: Checked inductivity of 922 backedges. 0 proven. 919 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-22 23:09:53,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:53,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 943 states to 783 states and 943 transitions. [2021-11-22 23:09:53,332 INFO L276 IsEmpty]: Start isEmpty. Operand 783 states and 943 transitions. [2021-11-22 23:09:53,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 330 [2021-11-22 23:09:53,334 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:53,334 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:53,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:53,780 INFO L263 TraceCheckSpWp]: Trace formula consists of 1494 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-22 23:09:53,785 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:54,504 INFO L134 CoverageAnalysis]: Checked inductivity of 922 backedges. 0 proven. 919 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-22 23:09:54,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:54,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 953 states to 792 states and 953 transitions. [2021-11-22 23:09:54,626 INFO L276 IsEmpty]: Start isEmpty. Operand 792 states and 953 transitions. [2021-11-22 23:09:54,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 332 [2021-11-22 23:09:54,628 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:54,628 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:55,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:55,048 INFO L263 TraceCheckSpWp]: Trace formula consists of 1488 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-22 23:09:55,052 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:55,845 INFO L134 CoverageAnalysis]: Checked inductivity of 933 backedges. 0 proven. 931 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:09:57,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:57,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 955 states to 793 states and 955 transitions. [2021-11-22 23:09:57,311 INFO L276 IsEmpty]: Start isEmpty. Operand 793 states and 955 transitions. [2021-11-22 23:09:57,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 332 [2021-11-22 23:09:57,313 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:57,313 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:57,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:57,780 INFO L263 TraceCheckSpWp]: Trace formula consists of 1488 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-22 23:09:57,784 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:58,516 INFO L134 CoverageAnalysis]: Checked inductivity of 933 backedges. 0 proven. 931 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:10:01,284 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.66s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-22 23:10:01,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:01,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 957 states to 794 states and 957 transitions. [2021-11-22 23:10:01,902 INFO L276 IsEmpty]: Start isEmpty. Operand 794 states and 957 transitions. [2021-11-22 23:10:01,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 336 [2021-11-22 23:10:01,904 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:01,904 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:02,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:02,377 INFO L263 TraceCheckSpWp]: Trace formula consists of 1512 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-22 23:10:02,382 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:03,114 INFO L134 CoverageAnalysis]: Checked inductivity of 934 backedges. 0 proven. 931 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-22 23:10:04,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:04,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 959 states to 797 states and 959 transitions. [2021-11-22 23:10:04,517 INFO L276 IsEmpty]: Start isEmpty. Operand 797 states and 959 transitions. [2021-11-22 23:10:04,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 336 [2021-11-22 23:10:04,519 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:04,519 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:04,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:04,938 INFO L263 TraceCheckSpWp]: Trace formula consists of 1512 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-22 23:10:04,942 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:05,705 INFO L134 CoverageAnalysis]: Checked inductivity of 934 backedges. 0 proven. 931 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-22 23:10:07,989 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.50s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-22 23:10:08,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:08,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 961 states to 800 states and 961 transitions. [2021-11-22 23:10:08,008 INFO L276 IsEmpty]: Start isEmpty. Operand 800 states and 961 transitions. [2021-11-22 23:10:08,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 361 [2021-11-22 23:10:08,011 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:08,011 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:08,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:08,544 INFO L263 TraceCheckSpWp]: Trace formula consists of 1578 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-22 23:10:08,550 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:09,383 INFO L134 CoverageAnalysis]: Checked inductivity of 1240 backedges. 0 proven. 1240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:10:09,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:09,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1017 states to 844 states and 1017 transitions. [2021-11-22 23:10:09,954 INFO L276 IsEmpty]: Start isEmpty. Operand 844 states and 1017 transitions. [2021-11-22 23:10:09,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 365 [2021-11-22 23:10:09,957 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:09,957 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:10,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:10,443 INFO L263 TraceCheckSpWp]: Trace formula consists of 1593 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-22 23:10:10,447 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:11,242 INFO L134 CoverageAnalysis]: Checked inductivity of 1248 backedges. 0 proven. 1247 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:10:11,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:11,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1019 states to 847 states and 1019 transitions. [2021-11-22 23:10:11,368 INFO L276 IsEmpty]: Start isEmpty. Operand 847 states and 1019 transitions. [2021-11-22 23:10:11,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 365 [2021-11-22 23:10:11,371 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:11,371 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:11,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:11,806 INFO L263 TraceCheckSpWp]: Trace formula consists of 1593 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-22 23:10:11,809 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:12,605 INFO L134 CoverageAnalysis]: Checked inductivity of 1248 backedges. 0 proven. 1247 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:10:12,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:12,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1021 states to 850 states and 1021 transitions. [2021-11-22 23:10:12,730 INFO L276 IsEmpty]: Start isEmpty. Operand 850 states and 1021 transitions. [2021-11-22 23:10:12,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 373 [2021-11-22 23:10:12,733 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:12,733 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:13,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:13,178 INFO L263 TraceCheckSpWp]: Trace formula consists of 1660 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-22 23:10:13,182 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:13,970 INFO L134 CoverageAnalysis]: Checked inductivity of 1240 backedges. 0 proven. 1240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:10:14,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:14,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1032 states to 859 states and 1032 transitions. [2021-11-22 23:10:14,973 INFO L276 IsEmpty]: Start isEmpty. Operand 859 states and 1032 transitions. [2021-11-22 23:10:14,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 373 [2021-11-22 23:10:14,976 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:14,976 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:15,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:15,480 INFO L263 TraceCheckSpWp]: Trace formula consists of 1660 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-22 23:10:15,485 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:16,322 INFO L134 CoverageAnalysis]: Checked inductivity of 1240 backedges. 0 proven. 1240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:10:16,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:16,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1043 states to 868 states and 1043 transitions. [2021-11-22 23:10:16,823 INFO L276 IsEmpty]: Start isEmpty. Operand 868 states and 1043 transitions. [2021-11-22 23:10:16,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 374 [2021-11-22 23:10:16,827 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:16,827 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:17,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:17,390 INFO L263 TraceCheckSpWp]: Trace formula consists of 1683 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-22 23:10:17,397 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:18,268 INFO L134 CoverageAnalysis]: Checked inductivity of 1229 backedges. 0 proven. 1226 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-22 23:10:18,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:18,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1053 states to 877 states and 1053 transitions. [2021-11-22 23:10:18,419 INFO L276 IsEmpty]: Start isEmpty. Operand 877 states and 1053 transitions. [2021-11-22 23:10:18,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 374 [2021-11-22 23:10:18,421 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:18,421 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:18,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:18,982 INFO L263 TraceCheckSpWp]: Trace formula consists of 1683 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-22 23:10:18,988 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:19,858 INFO L134 CoverageAnalysis]: Checked inductivity of 1229 backedges. 0 proven. 1226 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-22 23:10:20,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:20,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1063 states to 886 states and 1063 transitions. [2021-11-22 23:10:20,037 INFO L276 IsEmpty]: Start isEmpty. Operand 886 states and 1063 transitions. [2021-11-22 23:10:20,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 376 [2021-11-22 23:10:20,040 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:20,040 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:20,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:20,554 INFO L263 TraceCheckSpWp]: Trace formula consists of 1677 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-22 23:10:20,558 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:21,412 INFO L134 CoverageAnalysis]: Checked inductivity of 1242 backedges. 0 proven. 1240 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:10:21,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:21,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1065 states to 887 states and 1065 transitions. [2021-11-22 23:10:21,896 INFO L276 IsEmpty]: Start isEmpty. Operand 887 states and 1065 transitions. [2021-11-22 23:10:21,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 376 [2021-11-22 23:10:21,898 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:21,898 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:22,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:22,364 INFO L263 TraceCheckSpWp]: Trace formula consists of 1677 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-22 23:10:22,368 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:23,256 INFO L134 CoverageAnalysis]: Checked inductivity of 1242 backedges. 0 proven. 1240 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:10:24,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:24,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1067 states to 888 states and 1067 transitions. [2021-11-22 23:10:24,227 INFO L276 IsEmpty]: Start isEmpty. Operand 888 states and 1067 transitions. [2021-11-22 23:10:24,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 380 [2021-11-22 23:10:24,230 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:24,231 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:24,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:24,850 INFO L263 TraceCheckSpWp]: Trace formula consists of 1701 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-22 23:10:24,856 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:25,736 INFO L134 CoverageAnalysis]: Checked inductivity of 1243 backedges. 0 proven. 1240 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-22 23:10:27,439 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.59s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-22 23:10:27,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:27,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1069 states to 891 states and 1069 transitions. [2021-11-22 23:10:27,904 INFO L276 IsEmpty]: Start isEmpty. Operand 891 states and 1069 transitions. [2021-11-22 23:10:27,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 380 [2021-11-22 23:10:27,907 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:27,907 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:28,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:28,423 INFO L263 TraceCheckSpWp]: Trace formula consists of 1701 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-22 23:10:28,426 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:29,208 INFO L134 CoverageAnalysis]: Checked inductivity of 1243 backedges. 0 proven. 1240 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-22 23:10:29,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:29,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1071 states to 894 states and 1071 transitions. [2021-11-22 23:10:29,877 INFO L276 IsEmpty]: Start isEmpty. Operand 894 states and 1071 transitions. [2021-11-22 23:10:29,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 405 [2021-11-22 23:10:29,879 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:29,879 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:30,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:30,371 INFO L263 TraceCheckSpWp]: Trace formula consists of 1767 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-22 23:10:30,375 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:31,330 INFO L134 CoverageAnalysis]: Checked inductivity of 1593 backedges. 0 proven. 1593 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:10:31,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:31,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1126 states to 938 states and 1126 transitions. [2021-11-22 23:10:31,837 INFO L276 IsEmpty]: Start isEmpty. Operand 938 states and 1126 transitions. [2021-11-22 23:10:31,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 409 [2021-11-22 23:10:31,839 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:31,839 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:32,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:32,328 INFO L263 TraceCheckSpWp]: Trace formula consists of 1782 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-22 23:10:32,332 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:33,246 INFO L134 CoverageAnalysis]: Checked inductivity of 1602 backedges. 0 proven. 1601 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:10:33,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:33,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1128 states to 941 states and 1128 transitions. [2021-11-22 23:10:33,390 INFO L276 IsEmpty]: Start isEmpty. Operand 941 states and 1128 transitions. [2021-11-22 23:10:33,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 409 [2021-11-22 23:10:33,393 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:33,394 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:33,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:33,946 INFO L263 TraceCheckSpWp]: Trace formula consists of 1782 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-22 23:10:33,950 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:34,907 INFO L134 CoverageAnalysis]: Checked inductivity of 1602 backedges. 0 proven. 1601 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:10:35,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:35,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1130 states to 944 states and 1130 transitions. [2021-11-22 23:10:35,051 INFO L276 IsEmpty]: Start isEmpty. Operand 944 states and 1130 transitions. [2021-11-22 23:10:35,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 417 [2021-11-22 23:10:35,053 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:35,053 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:35,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:35,564 INFO L263 TraceCheckSpWp]: Trace formula consists of 1849 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-22 23:10:35,568 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:36,596 INFO L134 CoverageAnalysis]: Checked inductivity of 1593 backedges. 0 proven. 1593 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:10:36,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:36,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1141 states to 953 states and 1141 transitions. [2021-11-22 23:10:36,941 INFO L276 IsEmpty]: Start isEmpty. Operand 953 states and 1141 transitions. [2021-11-22 23:10:36,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 417 [2021-11-22 23:10:36,943 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:36,943 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:37,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:37,464 INFO L263 TraceCheckSpWp]: Trace formula consists of 1849 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-22 23:10:37,468 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:38,422 INFO L134 CoverageAnalysis]: Checked inductivity of 1593 backedges. 0 proven. 1593 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:10:38,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:38,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1152 states to 962 states and 1152 transitions. [2021-11-22 23:10:38,902 INFO L276 IsEmpty]: Start isEmpty. Operand 962 states and 1152 transitions. [2021-11-22 23:10:38,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 418 [2021-11-22 23:10:38,904 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:38,904 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:39,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:39,458 INFO L263 TraceCheckSpWp]: Trace formula consists of 1872 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-22 23:10:39,462 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:40,426 INFO L134 CoverageAnalysis]: Checked inductivity of 1580 backedges. 0 proven. 1577 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-22 23:10:40,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:40,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1162 states to 971 states and 1162 transitions. [2021-11-22 23:10:40,591 INFO L276 IsEmpty]: Start isEmpty. Operand 971 states and 1162 transitions. [2021-11-22 23:10:40,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 418 [2021-11-22 23:10:40,593 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:40,593 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:41,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:41,127 INFO L263 TraceCheckSpWp]: Trace formula consists of 1872 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-22 23:10:41,131 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:42,161 INFO L134 CoverageAnalysis]: Checked inductivity of 1580 backedges. 0 proven. 1577 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-22 23:10:42,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:42,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1172 states to 980 states and 1172 transitions. [2021-11-22 23:10:42,357 INFO L276 IsEmpty]: Start isEmpty. Operand 980 states and 1172 transitions. [2021-11-22 23:10:42,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 420 [2021-11-22 23:10:42,361 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:42,361 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:42,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:42,933 INFO L263 TraceCheckSpWp]: Trace formula consists of 1866 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-22 23:10:42,939 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:43,927 INFO L134 CoverageAnalysis]: Checked inductivity of 1595 backedges. 0 proven. 1593 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:10:45,354 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.22s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-22 23:10:45,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:45,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1174 states to 981 states and 1174 transitions. [2021-11-22 23:10:45,390 INFO L276 IsEmpty]: Start isEmpty. Operand 981 states and 1174 transitions. [2021-11-22 23:10:45,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 420 [2021-11-22 23:10:45,394 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:45,394 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:45,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:45,921 INFO L263 TraceCheckSpWp]: Trace formula consists of 1866 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-22 23:10:45,925 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:47,022 INFO L134 CoverageAnalysis]: Checked inductivity of 1595 backedges. 0 proven. 1593 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:10:48,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:48,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1176 states to 982 states and 1176 transitions. [2021-11-22 23:10:48,409 INFO L276 IsEmpty]: Start isEmpty. Operand 982 states and 1176 transitions. [2021-11-22 23:10:48,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 424 [2021-11-22 23:10:48,411 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:48,411 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:48,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:48,962 INFO L263 TraceCheckSpWp]: Trace formula consists of 1890 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-22 23:10:48,966 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:49,938 INFO L134 CoverageAnalysis]: Checked inductivity of 1596 backedges. 0 proven. 1593 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-22 23:10:51,308 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.24s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-22 23:10:51,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:51,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1178 states to 985 states and 1178 transitions. [2021-11-22 23:10:51,781 INFO L276 IsEmpty]: Start isEmpty. Operand 985 states and 1178 transitions. [2021-11-22 23:10:51,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 424 [2021-11-22 23:10:51,783 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:51,783 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:52,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:52,300 INFO L263 TraceCheckSpWp]: Trace formula consists of 1890 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-22 23:10:52,304 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:53,294 INFO L134 CoverageAnalysis]: Checked inductivity of 1596 backedges. 0 proven. 1593 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-22 23:10:54,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:54,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1180 states to 988 states and 1180 transitions. [2021-11-22 23:10:54,573 INFO L276 IsEmpty]: Start isEmpty. Operand 988 states and 1180 transitions. [2021-11-22 23:10:54,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 449 [2021-11-22 23:10:54,575 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:54,575 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:55,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:55,161 INFO L263 TraceCheckSpWp]: Trace formula consists of 1956 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-22 23:10:55,172 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:56,115 INFO L134 CoverageAnalysis]: Checked inductivity of 1990 backedges. 289 proven. 0 refuted. 0 times theorem prover too weak. 1701 trivial. 0 not checked. [2021-11-22 23:10:56,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:56,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1221 states to 1020 states and 1221 transitions. [2021-11-22 23:10:56,608 INFO L276 IsEmpty]: Start isEmpty. Operand 1020 states and 1221 transitions. [2021-11-22 23:10:56,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 453 [2021-11-22 23:10:56,612 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:56,612 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:57,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:57,289 INFO L263 TraceCheckSpWp]: Trace formula consists of 1971 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-22 23:10:57,294 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:58,191 INFO L134 CoverageAnalysis]: Checked inductivity of 2000 backedges. 298 proven. 0 refuted. 0 times theorem prover too weak. 1702 trivial. 0 not checked. [2021-11-22 23:10:58,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:58,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1223 states to 1023 states and 1223 transitions. [2021-11-22 23:10:58,227 INFO L276 IsEmpty]: Start isEmpty. Operand 1023 states and 1223 transitions. [2021-11-22 23:10:58,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 453 [2021-11-22 23:10:58,230 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:58,230 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:58,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:58,871 INFO L263 TraceCheckSpWp]: Trace formula consists of 1971 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-22 23:10:58,875 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:10:59,770 INFO L134 CoverageAnalysis]: Checked inductivity of 2000 backedges. 298 proven. 0 refuted. 0 times theorem prover too weak. 1702 trivial. 0 not checked. [2021-11-22 23:10:59,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:59,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1225 states to 1026 states and 1225 transitions. [2021-11-22 23:10:59,805 INFO L276 IsEmpty]: Start isEmpty. Operand 1026 states and 1225 transitions. [2021-11-22 23:10:59,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 461 [2021-11-22 23:10:59,808 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:59,808 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:00,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:00,432 INFO L263 TraceCheckSpWp]: Trace formula consists of 2038 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-22 23:11:00,437 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:01,448 INFO L134 CoverageAnalysis]: Checked inductivity of 1990 backedges. 289 proven. 0 refuted. 0 times theorem prover too weak. 1701 trivial. 0 not checked. [2021-11-22 23:11:01,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:01,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1236 states to 1035 states and 1236 transitions. [2021-11-22 23:11:01,785 INFO L276 IsEmpty]: Start isEmpty. Operand 1035 states and 1236 transitions. [2021-11-22 23:11:01,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 462 [2021-11-22 23:11:01,788 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:01,788 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:02,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:02,371 INFO L263 TraceCheckSpWp]: Trace formula consists of 2061 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-22 23:11:02,375 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:03,328 INFO L134 CoverageAnalysis]: Checked inductivity of 1975 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 1875 trivial. 0 not checked. [2021-11-22 23:11:03,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:03,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1250 states to 1046 states and 1250 transitions. [2021-11-22 23:11:03,733 INFO L276 IsEmpty]: Start isEmpty. Operand 1046 states and 1250 transitions. [2021-11-22 23:11:03,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 462 [2021-11-22 23:11:03,739 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:03,739 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:04,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:04,355 INFO L263 TraceCheckSpWp]: Trace formula consists of 2061 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-22 23:11:04,359 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:05,279 INFO L134 CoverageAnalysis]: Checked inductivity of 1975 backedges. 271 proven. 0 refuted. 0 times theorem prover too weak. 1704 trivial. 0 not checked. [2021-11-22 23:11:05,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:05,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1260 states to 1055 states and 1260 transitions. [2021-11-22 23:11:05,335 INFO L276 IsEmpty]: Start isEmpty. Operand 1055 states and 1260 transitions. [2021-11-22 23:11:05,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 466 [2021-11-22 23:11:05,339 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:05,339 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:05,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:05,926 INFO L263 TraceCheckSpWp]: Trace formula consists of 2076 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-22 23:11:05,932 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:06,736 INFO L134 CoverageAnalysis]: Checked inductivity of 1985 backedges. 109 proven. 0 refuted. 0 times theorem prover too weak. 1876 trivial. 0 not checked. [2021-11-22 23:11:06,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:06,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1262 states to 1058 states and 1262 transitions. [2021-11-22 23:11:06,786 INFO L276 IsEmpty]: Start isEmpty. Operand 1058 states and 1262 transitions. [2021-11-22 23:11:06,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 475 [2021-11-22 23:11:06,790 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:06,791 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:17,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2021-11-22 23:11:17,619 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:487) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-22 23:11:17,623 INFO L158 Benchmark]: Toolchain (without parser) took 189269.90ms. Allocated memory was 123.7MB in the beginning and 520.1MB in the end (delta: 396.4MB). Free memory was 89.8MB in the beginning and 453.7MB in the end (delta: -363.9MB). Peak memory consumption was 322.2MB. Max. memory is 16.1GB. [2021-11-22 23:11:17,624 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 79.7MB. Free memory is still 39.6MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-22 23:11:17,624 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1050.22ms. Allocated memory is still 123.7MB. Free memory was 89.5MB in the beginning and 72.8MB in the end (delta: 16.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2021-11-22 23:11:17,625 INFO L158 Benchmark]: Boogie Procedure Inliner took 150.24ms. Allocated memory is still 123.7MB. Free memory was 72.8MB in the beginning and 64.8MB in the end (delta: 8.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-22 23:11:17,625 INFO L158 Benchmark]: Boogie Preprocessor took 192.45ms. Allocated memory is still 123.7MB. Free memory was 64.8MB in the beginning and 89.3MB in the end (delta: -24.5MB). Peak memory consumption was 11.9MB. Max. memory is 16.1GB. [2021-11-22 23:11:17,626 INFO L158 Benchmark]: RCFGBuilder took 2195.90ms. Allocated memory was 123.7MB in the beginning and 167.8MB in the end (delta: 44.0MB). Free memory was 89.3MB in the beginning and 69.6MB in the end (delta: 19.7MB). Peak memory consumption was 63.4MB. Max. memory is 16.1GB. [2021-11-22 23:11:17,626 INFO L158 Benchmark]: CodeCheck took 185673.20ms. Allocated memory was 167.8MB in the beginning and 520.1MB in the end (delta: 352.3MB). Free memory was 69.6MB in the beginning and 453.7MB in the end (delta: -384.1MB). Peak memory consumption was 257.6MB. Max. memory is 16.1GB. [2021-11-22 23:11:17,634 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 0.29ms. Allocated memory is still 79.7MB. Free memory is still 39.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1050.22ms. Allocated memory is still 123.7MB. Free memory was 89.5MB in the beginning and 72.8MB in the end (delta: 16.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 150.24ms. Allocated memory is still 123.7MB. Free memory was 72.8MB in the beginning and 64.8MB in the end (delta: 8.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 192.45ms. Allocated memory is still 123.7MB. Free memory was 64.8MB in the beginning and 89.3MB in the end (delta: -24.5MB). Peak memory consumption was 11.9MB. Max. memory is 16.1GB. * RCFGBuilder took 2195.90ms. Allocated memory was 123.7MB in the beginning and 167.8MB in the end (delta: 44.0MB). Free memory was 89.3MB in the beginning and 69.6MB in the end (delta: 19.7MB). Peak memory consumption was 63.4MB. Max. memory is 16.1GB. * CodeCheck took 185673.20ms. Allocated memory was 167.8MB in the beginning and 520.1MB in the end (delta: 352.3MB). Free memory was 69.6MB in the beginning and 453.7MB in the end (delta: -384.1MB). Peak memory consumption was 257.6MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-22 23:11:17,844 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eaaf35aa-6cde-48c7-a09e-5783c6a9c838/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forcibly destroying the process [2021-11-22 23:11:17,862 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eaaf35aa-6cde-48c7-a09e-5783c6a9c838/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 137 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eaaf35aa-6cde-48c7-a09e-5783c6a9c838/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eaaf35aa-6cde-48c7-a09e-5783c6a9c838/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eaaf35aa-6cde-48c7-a09e-5783c6a9c838/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eaaf35aa-6cde-48c7-a09e-5783c6a9c838/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test4-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eaaf35aa-6cde-48c7-a09e-5783c6a9c838/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eaaf35aa-6cde-48c7-a09e-5783c6a9c838/bin/ukojak-LBtLqBUTdQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 64683904124af3c899dbc8dc5465d8741c0ff10567af23b7315c834db1157458 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-22 23:11:20,281 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-22 23:11:20,283 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-22 23:11:20,320 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-22 23:11:20,321 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-22 23:11:20,322 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-22 23:11:20,324 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-22 23:11:20,327 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-22 23:11:20,330 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-22 23:11:20,331 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-22 23:11:20,332 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-22 23:11:20,334 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-22 23:11:20,335 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-22 23:11:20,337 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-22 23:11:20,339 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-22 23:11:20,341 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-22 23:11:20,342 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-22 23:11:20,343 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-22 23:11:20,352 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-22 23:11:20,359 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-22 23:11:20,362 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-22 23:11:20,369 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-22 23:11:20,370 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-22 23:11:20,371 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-22 23:11:20,376 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-22 23:11:20,376 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-22 23:11:20,377 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-22 23:11:20,378 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-22 23:11:20,378 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-22 23:11:20,380 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-22 23:11:20,382 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-22 23:11:20,383 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-22 23:11:20,385 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-22 23:11:20,387 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-22 23:11:20,391 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-22 23:11:20,392 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-22 23:11:20,393 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-22 23:11:20,393 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-22 23:11:20,393 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-22 23:11:20,396 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-22 23:11:20,397 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-22 23:11:20,398 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eaaf35aa-6cde-48c7-a09e-5783c6a9c838/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-22 23:11:20,453 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-22 23:11:20,454 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-22 23:11:20,455 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-22 23:11:20,456 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-22 23:11:20,457 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-22 23:11:20,458 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-22 23:11:20,458 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-22 23:11:20,459 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-22 23:11:20,459 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-22 23:11:20,460 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-22 23:11:20,461 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-22 23:11:20,461 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-22 23:11:20,461 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-22 23:11:20,462 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-22 23:11:20,462 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-22 23:11:20,462 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-22 23:11:20,462 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-22 23:11:20,463 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-22 23:11:20,463 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-22 23:11:20,463 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-22 23:11:20,463 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-22 23:11:20,464 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-22 23:11:20,464 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-22 23:11:20,464 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-22 23:11:20,464 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-22 23:11:20,465 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-22 23:11:20,465 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-22 23:11:20,465 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-22 23:11:20,465 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-22 23:11:20,466 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-22 23:11:20,466 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-22 23:11:20,466 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-22 23:11:20,467 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eaaf35aa-6cde-48c7-a09e-5783c6a9c838/bin/ukojak-LBtLqBUTdQ/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eaaf35aa-6cde-48c7-a09e-5783c6a9c838/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 64683904124af3c899dbc8dc5465d8741c0ff10567af23b7315c834db1157458 [2021-11-22 23:11:20,927 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-22 23:11:20,973 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-22 23:11:20,977 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-22 23:11:20,979 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-22 23:11:20,980 INFO L275 PluginConnector]: CDTParser initialized [2021-11-22 23:11:20,982 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eaaf35aa-6cde-48c7-a09e-5783c6a9c838/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test4-2.i [2021-11-22 23:11:21,066 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eaaf35aa-6cde-48c7-a09e-5783c6a9c838/bin/ukojak-LBtLqBUTdQ/data/1c536f9c9/79ac0c6edf8f4fd38811d782e24ebf43/FLAGeccd5e8fc [2021-11-22 23:11:21,802 INFO L306 CDTParser]: Found 1 translation units. [2021-11-22 23:11:21,803 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eaaf35aa-6cde-48c7-a09e-5783c6a9c838/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test4-2.i [2021-11-22 23:11:21,843 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eaaf35aa-6cde-48c7-a09e-5783c6a9c838/bin/ukojak-LBtLqBUTdQ/data/1c536f9c9/79ac0c6edf8f4fd38811d782e24ebf43/FLAGeccd5e8fc [2021-11-22 23:11:21,966 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eaaf35aa-6cde-48c7-a09e-5783c6a9c838/bin/ukojak-LBtLqBUTdQ/data/1c536f9c9/79ac0c6edf8f4fd38811d782e24ebf43 [2021-11-22 23:11:21,969 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-22 23:11:21,971 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-22 23:11:21,979 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-22 23:11:21,979 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-22 23:11:21,991 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-22 23:11:21,992 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:11:21" (1/1) ... [2021-11-22 23:11:21,994 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@39f5a67 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:11:21, skipping insertion in model container [2021-11-22 23:11:21,994 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:11:21" (1/1) ... [2021-11-22 23:11:22,003 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-22 23:11:22,071 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-22 23:11:22,557 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_eaaf35aa-6cde-48c7-a09e-5783c6a9c838/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test4-2.i[33021,33034] [2021-11-22 23:11:22,709 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 23:11:22,724 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-22 23:11:22,737 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-22 23:11:22,759 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_eaaf35aa-6cde-48c7-a09e-5783c6a9c838/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test4-2.i[33021,33034] [2021-11-22 23:11:22,923 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 23:11:22,942 INFO L203 MainTranslator]: Completed pre-run [2021-11-22 23:11:22,991 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_eaaf35aa-6cde-48c7-a09e-5783c6a9c838/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test4-2.i[33021,33034] [2021-11-22 23:11:23,098 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 23:11:23,183 INFO L208 MainTranslator]: Completed translation [2021-11-22 23:11:23,183 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:11:23 WrapperNode [2021-11-22 23:11:23,184 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-22 23:11:23,185 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-22 23:11:23,186 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-22 23:11:23,186 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-22 23:11:23,194 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:11:23" (1/1) ... [2021-11-22 23:11:23,263 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:11:23" (1/1) ... [2021-11-22 23:11:23,340 INFO L137 Inliner]: procedures = 180, calls = 400, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1309 [2021-11-22 23:11:23,341 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-22 23:11:23,342 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-22 23:11:23,342 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-22 23:11:23,343 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-22 23:11:23,362 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:11:23" (1/1) ... [2021-11-22 23:11:23,363 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:11:23" (1/1) ... [2021-11-22 23:11:23,393 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:11:23" (1/1) ... [2021-11-22 23:11:23,394 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:11:23" (1/1) ... [2021-11-22 23:11:23,466 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:11:23" (1/1) ... [2021-11-22 23:11:23,481 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:11:23" (1/1) ... [2021-11-22 23:11:23,487 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:11:23" (1/1) ... [2021-11-22 23:11:23,501 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-22 23:11:23,502 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-22 23:11:23,502 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-22 23:11:23,502 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-22 23:11:23,503 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:11:23" (1/1) ... [2021-11-22 23:11:23,539 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-22 23:11:23,561 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eaaf35aa-6cde-48c7-a09e-5783c6a9c838/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-22 23:11:23,578 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eaaf35aa-6cde-48c7-a09e-5783c6a9c838/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-22 23:11:23,585 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eaaf35aa-6cde-48c7-a09e-5783c6a9c838/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-22 23:11:23,630 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-11-22 23:11:23,630 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-22 23:11:23,631 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-22 23:11:23,631 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-22 23:11:23,631 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-22 23:11:23,633 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-22 23:11:23,635 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-22 23:11:23,635 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-22 23:11:23,635 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-22 23:11:23,635 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-22 23:11:23,636 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-22 23:11:23,636 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-22 23:11:23,637 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-22 23:11:23,637 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-22 23:11:23,637 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-22 23:11:23,637 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-22 23:11:23,945 INFO L236 CfgBuilder]: Building ICFG [2021-11-22 23:11:23,947 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-22 23:11:51,067 INFO L277 CfgBuilder]: Performing block encoding [2021-11-22 23:11:51,650 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-22 23:11:51,650 INFO L301 CfgBuilder]: Removed 69 assume(true) statements. [2021-11-22 23:11:51,655 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:11:51 BoogieIcfgContainer [2021-11-22 23:11:51,655 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-22 23:11:51,656 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-22 23:11:51,657 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-22 23:11:51,669 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-22 23:11:51,669 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:11:51" (1/1) ... [2021-11-22 23:11:51,683 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 23:11:51,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:51,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 141 states and 249 transitions. [2021-11-22 23:11:51,792 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 249 transitions. [2021-11-22 23:11:51,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-22 23:11:51,798 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:51,800 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:51,849 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Sort BitVec not declared at de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:419) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.NonDeclaringTermTransferrer.transferSort(NonDeclaringTermTransferrer.java:111) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.DeclarableSortSymbol.defineOrDeclare(DeclarableSortSymbol.java:79) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:171) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:196) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.SmtFunctionsAndAxioms.transferAllSymbols(SmtFunctionsAndAxioms.java:145) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.CfgSmtToolkit.createFreshManagedScript(CfgSmtToolkit.java:106) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:439) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-22 23:11:51,859 INFO L158 Benchmark]: Toolchain (without parser) took 29885.41ms. Allocated memory was 60.8MB in the beginning and 100.7MB in the end (delta: 39.8MB). Free memory was 37.9MB in the beginning and 47.0MB in the end (delta: -9.0MB). Peak memory consumption was 30.9MB. Max. memory is 16.1GB. [2021-11-22 23:11:51,861 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 60.8MB. Free memory was 40.9MB in the beginning and 40.8MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-22 23:11:51,863 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1204.90ms. Allocated memory was 60.8MB in the beginning and 77.6MB in the end (delta: 16.8MB). Free memory was 37.8MB in the beginning and 50.4MB in the end (delta: -12.7MB). Peak memory consumption was 21.9MB. Max. memory is 16.1GB. [2021-11-22 23:11:51,864 INFO L158 Benchmark]: Boogie Procedure Inliner took 155.96ms. Allocated memory is still 77.6MB. Free memory was 50.4MB in the beginning and 42.5MB in the end (delta: 7.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-22 23:11:51,865 INFO L158 Benchmark]: Boogie Preprocessor took 159.07ms. Allocated memory is still 77.6MB. Free memory was 42.1MB in the beginning and 32.5MB in the end (delta: 9.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-22 23:11:51,866 INFO L158 Benchmark]: RCFGBuilder took 28153.41ms. Allocated memory was 77.6MB in the beginning and 100.7MB in the end (delta: 23.1MB). Free memory was 32.5MB in the beginning and 53.3MB in the end (delta: -20.8MB). Peak memory consumption was 32.1MB. Max. memory is 16.1GB. [2021-11-22 23:11:51,868 INFO L158 Benchmark]: CodeCheck took 198.93ms. Allocated memory is still 100.7MB. Free memory was 53.3MB in the beginning and 47.0MB in the end (delta: 6.4MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-22 23:11:51,879 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: SMTLIBException: Sort BitVec not declared: de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:419) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 60.8MB. Free memory was 40.9MB in the beginning and 40.8MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1204.90ms. Allocated memory was 60.8MB in the beginning and 77.6MB in the end (delta: 16.8MB). Free memory was 37.8MB in the beginning and 50.4MB in the end (delta: -12.7MB). Peak memory consumption was 21.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 155.96ms. Allocated memory is still 77.6MB. Free memory was 50.4MB in the beginning and 42.5MB in the end (delta: 7.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 159.07ms. Allocated memory is still 77.6MB. Free memory was 42.1MB in the beginning and 32.5MB in the end (delta: 9.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 28153.41ms. Allocated memory was 77.6MB in the beginning and 100.7MB in the end (delta: 23.1MB). Free memory was 32.5MB in the beginning and 53.3MB in the end (delta: -20.8MB). Peak memory consumption was 32.1MB. Max. memory is 16.1GB. * CodeCheck took 198.93ms. Allocated memory is still 100.7MB. Free memory was 53.3MB in the beginning and 47.0MB in the end (delta: 6.4MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-22 23:11:51,958 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eaaf35aa-6cde-48c7-a09e-5783c6a9c838/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared