./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test1-2.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_c75e6d2b-4f61-4ed3-864d-2bf02d416e00/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c75e6d2b-4f61-4ed3-864d-2bf02d416e00/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_c75e6d2b-4f61-4ed3-864d-2bf02d416e00/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c75e6d2b-4f61-4ed3-864d-2bf02d416e00/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test1-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c75e6d2b-4f61-4ed3-864d-2bf02d416e00/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_c75e6d2b-4f61-4ed3-864d-2bf02d416e00/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 1447114af8a4b489e3ec713f117f7a92d9cc93e5175903910b61bfe512c41aed --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 00:59:47,020 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 00:59:47,022 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 00:59:47,056 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 00:59:47,058 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 00:59:47,065 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 00:59:47,067 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 00:59:47,070 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 00:59:47,072 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 00:59:47,074 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 00:59:47,075 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 00:59:47,077 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 00:59:47,077 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 00:59:47,082 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 00:59:47,085 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 00:59:47,093 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 00:59:47,095 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 00:59:47,104 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 00:59:47,107 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 00:59:47,110 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 00:59:47,112 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 00:59:47,118 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 00:59:47,122 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 00:59:47,123 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 00:59:47,137 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 00:59:47,138 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 00:59:47,138 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 00:59:47,141 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 00:59:47,141 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 00:59:47,147 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 00:59:47,148 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 00:59:47,149 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 00:59:47,152 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 00:59:47,153 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 00:59:47,155 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 00:59:47,155 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 00:59:47,156 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 00:59:47,157 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 00:59:47,157 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 00:59:47,158 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 00:59:47,159 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 00:59:47,160 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c75e6d2b-4f61-4ed3-864d-2bf02d416e00/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 00:59:47,195 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 00:59:47,196 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 00:59:47,196 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 00:59:47,197 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 00:59:47,197 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 00:59:47,198 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 00:59:47,198 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 00:59:47,198 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 00:59:47,198 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 00:59:47,198 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 00:59:47,199 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 00:59:47,199 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 00:59:47,199 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 00:59:47,199 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 00:59:47,199 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 00:59:47,200 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 00:59:47,200 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 00:59:47,200 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 00:59:47,200 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 00:59:47,200 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 00:59:47,201 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 00:59:47,201 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:59:47,201 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 00:59:47,201 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 00:59:47,202 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 00:59:47,202 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 00:59:47,202 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 00:59:47,202 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 00:59:47,202 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_c75e6d2b-4f61-4ed3-864d-2bf02d416e00/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c75e6d2b-4f61-4ed3-864d-2bf02d416e00/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1447114af8a4b489e3ec713f117f7a92d9cc93e5175903910b61bfe512c41aed [2021-11-23 00:59:47,514 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 00:59:47,546 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 00:59:47,549 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 00:59:47,551 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 00:59:47,552 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 00:59:47,555 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c75e6d2b-4f61-4ed3-864d-2bf02d416e00/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test1-2.i [2021-11-23 00:59:47,653 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c75e6d2b-4f61-4ed3-864d-2bf02d416e00/bin/ukojak-LBtLqBUTdQ/data/0b1ac4259/84abe34980ff403d96d88e2f608977d5/FLAG85ebe5144 [2021-11-23 00:59:48,422 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 00:59:48,422 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c75e6d2b-4f61-4ed3-864d-2bf02d416e00/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test1-2.i [2021-11-23 00:59:48,465 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c75e6d2b-4f61-4ed3-864d-2bf02d416e00/bin/ukojak-LBtLqBUTdQ/data/0b1ac4259/84abe34980ff403d96d88e2f608977d5/FLAG85ebe5144 [2021-11-23 00:59:48,484 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c75e6d2b-4f61-4ed3-864d-2bf02d416e00/bin/ukojak-LBtLqBUTdQ/data/0b1ac4259/84abe34980ff403d96d88e2f608977d5 [2021-11-23 00:59:48,494 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 00:59:48,497 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 00:59:48,499 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 00:59:48,500 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 00:59:48,505 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 00:59:48,506 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:59:48" (1/1) ... [2021-11-23 00:59:48,508 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5c59f73d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:59:48, skipping insertion in model container [2021-11-23 00:59:48,508 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:59:48" (1/1) ... [2021-11-23 00:59:48,517 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 00:59:48,573 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 00:59:49,021 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_c75e6d2b-4f61-4ed3-864d-2bf02d416e00/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test1-2.i[33021,33034] [2021-11-23 00:59:49,111 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:59:49,121 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 00:59:49,163 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_c75e6d2b-4f61-4ed3-864d-2bf02d416e00/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test1-2.i[33021,33034] [2021-11-23 00:59:49,266 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:59:49,336 INFO L208 MainTranslator]: Completed translation [2021-11-23 00:59:49,336 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:59:49 WrapperNode [2021-11-23 00:59:49,337 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 00:59:49,338 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 00:59:49,338 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 00:59:49,340 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 00:59:49,348 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:59:49" (1/1) ... [2021-11-23 00:59:49,408 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:59:49" (1/1) ... [2021-11-23 00:59:49,476 INFO L137 Inliner]: procedures = 177, calls = 237, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 776 [2021-11-23 00:59:49,477 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 00:59:49,477 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 00:59:49,478 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 00:59:49,478 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 00:59:49,487 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:59:49" (1/1) ... [2021-11-23 00:59:49,487 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:59:49" (1/1) ... [2021-11-23 00:59:49,497 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:59:49" (1/1) ... [2021-11-23 00:59:49,497 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:59:49" (1/1) ... [2021-11-23 00:59:49,574 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:59:49" (1/1) ... [2021-11-23 00:59:49,602 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:59:49" (1/1) ... [2021-11-23 00:59:49,607 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:59:49" (1/1) ... [2021-11-23 00:59:49,626 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 00:59:49,627 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 00:59:49,627 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 00:59:49,628 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 00:59:49,629 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:59:49" (1/1) ... [2021-11-23 00:59:49,638 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:59:49,653 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c75e6d2b-4f61-4ed3-864d-2bf02d416e00/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 00:59:49,679 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c75e6d2b-4f61-4ed3-864d-2bf02d416e00/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 00:59:49,695 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c75e6d2b-4f61-4ed3-864d-2bf02d416e00/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 00:59:49,732 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 00:59:49,732 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-23 00:59:49,732 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-23 00:59:49,732 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 00:59:49,732 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-23 00:59:49,732 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-23 00:59:49,732 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 00:59:49,733 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 00:59:49,733 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 00:59:49,733 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 00:59:49,733 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 00:59:49,733 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 00:59:49,733 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 00:59:49,733 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 00:59:49,733 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 00:59:49,933 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 00:59:49,934 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 00:59:51,078 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 00:59:51,529 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 00:59:51,529 INFO L301 CfgBuilder]: Removed 40 assume(true) statements. [2021-11-23 00:59:51,532 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:59:51 BoogieIcfgContainer [2021-11-23 00:59:51,533 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 00:59:51,534 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 00:59:51,534 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 00:59:51,545 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 00:59:51,546 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:59:51" (1/1) ... [2021-11-23 00:59:51,569 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 00:59:51,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:51,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 95 states and 165 transitions. [2021-11-23 00:59:51,648 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 165 transitions. [2021-11-23 00:59:51,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-23 00:59:51,654 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:51,655 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:51,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:51,841 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:51,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:51,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 96 states and 166 transitions. [2021-11-23 00:59:51,906 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 166 transitions. [2021-11-23 00:59:51,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-23 00:59:51,910 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:51,912 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:52,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:52,012 INFO L263 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 00:59:52,019 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:52,055 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:52,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:52,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 96 states and 164 transitions. [2021-11-23 00:59:52,079 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 164 transitions. [2021-11-23 00:59:52,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 00:59:52,081 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:52,082 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:52,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:52,160 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 00:59:52,162 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:52,196 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:52,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:52,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 96 states and 160 transitions. [2021-11-23 00:59:52,215 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 160 transitions. [2021-11-23 00:59:52,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 00:59:52,221 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:52,222 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:52,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:52,315 INFO L263 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 00:59:52,318 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:52,375 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:52,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:52,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 96 states and 154 transitions. [2021-11-23 00:59:52,387 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 154 transitions. [2021-11-23 00:59:52,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:52,393 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:52,393 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:52,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:52,496 INFO L263 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 00:59:52,499 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:52,557 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:52,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:52,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 96 states and 148 transitions. [2021-11-23 00:59:52,639 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 148 transitions. [2021-11-23 00:59:52,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 00:59:52,641 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:52,641 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:52,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:52,781 INFO L263 TraceCheckSpWp]: Trace formula consists of 165 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:59:52,786 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:52,914 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:53,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:53,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 119 states and 177 transitions. [2021-11-23 00:59:53,172 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 177 transitions. [2021-11-23 00:59:53,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 00:59:53,173 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:53,173 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:53,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:53,253 INFO L263 TraceCheckSpWp]: Trace formula consists of 167 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 00:59:53,256 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:53,324 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:53,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:53,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 119 states and 175 transitions. [2021-11-23 00:59:53,332 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 175 transitions. [2021-11-23 00:59:53,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 00:59:53,333 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:53,334 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:53,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:53,414 INFO L263 TraceCheckSpWp]: Trace formula consists of 181 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 00:59:53,417 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:53,487 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:53,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:53,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 119 states and 173 transitions. [2021-11-23 00:59:53,494 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 173 transitions. [2021-11-23 00:59:53,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 00:59:53,495 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:53,495 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:53,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:53,589 INFO L263 TraceCheckSpWp]: Trace formula consists of 179 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 00:59:53,591 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:53,660 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:53,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:53,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 119 states and 171 transitions. [2021-11-23 00:59:53,667 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 171 transitions. [2021-11-23 00:59:53,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-23 00:59:53,668 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:53,668 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:53,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:53,752 INFO L263 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:59:53,754 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:53,842 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:59:53,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:53,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 122 states and 173 transitions. [2021-11-23 00:59:53,865 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 173 transitions. [2021-11-23 00:59:53,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-23 00:59:53,866 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:53,866 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:53,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:53,985 INFO L263 TraceCheckSpWp]: Trace formula consists of 187 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 00:59:53,987 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:54,051 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:54,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:54,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 122 states and 171 transitions. [2021-11-23 00:59:54,112 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 171 transitions. [2021-11-23 00:59:54,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-23 00:59:54,112 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:54,113 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:54,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:54,216 INFO L263 TraceCheckSpWp]: Trace formula consists of 241 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 00:59:54,218 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:54,301 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:54,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:54,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 122 states and 170 transitions. [2021-11-23 00:59:54,320 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 170 transitions. [2021-11-23 00:59:54,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 00:59:54,320 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:54,321 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:54,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:54,435 INFO L263 TraceCheckSpWp]: Trace formula consists of 247 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:59:54,437 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:54,544 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:54,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:54,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 131 states and 181 transitions. [2021-11-23 00:59:54,842 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 181 transitions. [2021-11-23 00:59:54,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-23 00:59:54,843 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:54,844 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:54,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:54,935 INFO L263 TraceCheckSpWp]: Trace formula consists of 270 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:59:54,937 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:55,032 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:59:55,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:55,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 140 states and 191 transitions. [2021-11-23 00:59:55,057 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 191 transitions. [2021-11-23 00:59:55,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 00:59:55,058 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:55,058 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:55,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:55,153 INFO L263 TraceCheckSpWp]: Trace formula consists of 264 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:59:55,155 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:55,272 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:59:56,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:56,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 141 states and 193 transitions. [2021-11-23 00:59:56,054 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 193 transitions. [2021-11-23 00:59:56,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-23 00:59:56,055 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:56,055 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:56,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:56,175 INFO L263 TraceCheckSpWp]: Trace formula consists of 287 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 00:59:56,178 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:56,255 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:56,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:56,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 141 states and 191 transitions. [2021-11-23 00:59:56,266 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 191 transitions. [2021-11-23 00:59:56,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 00:59:56,268 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:56,268 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:56,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:56,407 INFO L263 TraceCheckSpWp]: Trace formula consists of 288 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:59:56,412 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:56,551 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:59:56,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:56,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 144 states and 193 transitions. [2021-11-23 00:59:56,900 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 193 transitions. [2021-11-23 00:59:56,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-23 00:59:56,901 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:56,901 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:57,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:57,014 INFO L263 TraceCheckSpWp]: Trace formula consists of 268 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-23 00:59:57,015 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:57,182 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:57,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:57,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 167 states and 222 transitions. [2021-11-23 00:59:57,650 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 222 transitions. [2021-11-23 00:59:57,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-23 00:59:57,651 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:57,651 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:57,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:57,787 INFO L263 TraceCheckSpWp]: Trace formula consists of 283 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-23 00:59:57,789 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:57,950 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:59:57,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:57,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 170 states and 224 transitions. [2021-11-23 00:59:57,984 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 224 transitions. [2021-11-23 00:59:57,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-23 00:59:57,985 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:57,985 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:58,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:58,160 INFO L263 TraceCheckSpWp]: Trace formula consists of 350 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-23 00:59:58,161 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:58,322 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:59,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:59,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 179 states and 235 transitions. [2021-11-23 00:59:59,211 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 235 transitions. [2021-11-23 00:59:59,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-23 00:59:59,213 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:59,213 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:59,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:59,344 INFO L263 TraceCheckSpWp]: Trace formula consists of 373 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-23 00:59:59,347 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:59,532 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 23 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:59:59,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:59,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 188 states and 245 transitions. [2021-11-23 00:59:59,589 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 245 transitions. [2021-11-23 00:59:59,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-23 00:59:59,590 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:59,590 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:59,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:59,725 INFO L263 TraceCheckSpWp]: Trace formula consists of 367 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-23 00:59:59,727 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:59,899 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:00:01,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:01,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 189 states and 247 transitions. [2021-11-23 01:00:01,206 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 247 transitions. [2021-11-23 01:00:01,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-23 01:00:01,207 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:01,208 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:01,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:01,356 INFO L263 TraceCheckSpWp]: Trace formula consists of 391 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-23 01:00:01,359 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:01,546 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 01:00:03,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:03,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 192 states and 249 transitions. [2021-11-23 01:00:03,474 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 249 transitions. [2021-11-23 01:00:03,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-23 01:00:03,475 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:03,476 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:03,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:03,615 INFO L263 TraceCheckSpWp]: Trace formula consists of 371 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 01:00:03,618 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:03,822 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:04,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:04,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 215 states and 278 transitions. [2021-11-23 01:00:04,151 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 278 transitions. [2021-11-23 01:00:04,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-23 01:00:04,152 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:04,152 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:04,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:04,307 INFO L263 TraceCheckSpWp]: Trace formula consists of 386 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 01:00:04,309 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:04,514 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 0 proven. 74 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:00:04,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:04,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 218 states and 280 transitions. [2021-11-23 01:00:04,563 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 280 transitions. [2021-11-23 01:00:04,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2021-11-23 01:00:04,566 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:04,567 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:04,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:04,732 INFO L263 TraceCheckSpWp]: Trace formula consists of 453 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 01:00:04,737 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:04,967 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:05,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:05,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 227 states and 291 transitions. [2021-11-23 01:00:05,334 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 291 transitions. [2021-11-23 01:00:05,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2021-11-23 01:00:05,335 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:05,336 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:05,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:05,494 INFO L263 TraceCheckSpWp]: Trace formula consists of 476 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 01:00:05,497 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:05,727 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 0 proven. 68 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 01:00:05,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:05,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 236 states and 301 transitions. [2021-11-23 01:00:05,791 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 301 transitions. [2021-11-23 01:00:05,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2021-11-23 01:00:05,793 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:05,793 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:05,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:05,963 INFO L263 TraceCheckSpWp]: Trace formula consists of 470 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 01:00:05,966 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:06,193 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:00:07,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:07,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 237 states and 303 transitions. [2021-11-23 01:00:07,166 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 303 transitions. [2021-11-23 01:00:07,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2021-11-23 01:00:07,168 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:07,169 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:07,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:07,348 INFO L263 TraceCheckSpWp]: Trace formula consists of 494 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 01:00:07,351 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:07,598 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 01:00:09,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:09,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 240 states and 305 transitions. [2021-11-23 01:00:09,183 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 305 transitions. [2021-11-23 01:00:09,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-23 01:00:09,185 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:09,185 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:09,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:09,371 INFO L263 TraceCheckSpWp]: Trace formula consists of 474 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:00:09,374 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:09,635 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 0 proven. 142 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:09,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:09,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 334 states to 263 states and 334 transitions. [2021-11-23 01:00:09,994 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 334 transitions. [2021-11-23 01:00:09,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2021-11-23 01:00:09,996 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:09,996 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:10,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:10,164 INFO L263 TraceCheckSpWp]: Trace formula consists of 489 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:00:10,167 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:10,428 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 0 proven. 145 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:00:10,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:10,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 266 states and 336 transitions. [2021-11-23 01:00:10,483 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 336 transitions. [2021-11-23 01:00:10,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2021-11-23 01:00:10,485 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:10,486 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:10,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:10,681 INFO L263 TraceCheckSpWp]: Trace formula consists of 556 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:00:10,685 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:10,995 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 0 proven. 142 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:11,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:11,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 275 states and 347 transitions. [2021-11-23 01:00:11,439 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 347 transitions. [2021-11-23 01:00:11,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2021-11-23 01:00:11,440 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:11,441 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:11,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:11,628 INFO L263 TraceCheckSpWp]: Trace formula consists of 579 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:00:11,631 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:11,899 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 01:00:11,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:11,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 284 states and 357 transitions. [2021-11-23 01:00:11,969 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 357 transitions. [2021-11-23 01:00:11,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2021-11-23 01:00:11,971 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:11,971 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:12,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:12,186 INFO L263 TraceCheckSpWp]: Trace formula consists of 573 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:00:12,189 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:12,464 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 142 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:00:12,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:12,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 285 states and 359 transitions. [2021-11-23 01:00:12,948 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 359 transitions. [2021-11-23 01:00:12,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-11-23 01:00:12,963 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:12,963 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:13,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:13,240 INFO L263 TraceCheckSpWp]: Trace formula consists of 597 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:00:13,245 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:13,540 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 142 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 01:00:14,850 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.25s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-23 01:00:15,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:15,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 288 states and 361 transitions. [2021-11-23 01:00:15,215 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 361 transitions. [2021-11-23 01:00:15,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2021-11-23 01:00:15,217 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:15,217 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:15,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:15,401 INFO L263 TraceCheckSpWp]: Trace formula consists of 577 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:00:15,404 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:15,701 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 235 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:16,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:16,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 311 states and 390 transitions. [2021-11-23 01:00:16,009 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 390 transitions. [2021-11-23 01:00:16,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2021-11-23 01:00:16,011 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:16,011 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:16,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:16,251 INFO L263 TraceCheckSpWp]: Trace formula consists of 592 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:00:16,255 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:16,522 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 0 proven. 239 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:00:16,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:16,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 314 states and 392 transitions. [2021-11-23 01:00:16,582 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 392 transitions. [2021-11-23 01:00:16,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2021-11-23 01:00:16,583 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:16,584 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:16,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:16,805 INFO L263 TraceCheckSpWp]: Trace formula consists of 659 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:00:16,808 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:17,098 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 235 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:17,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:17,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 403 states to 323 states and 403 transitions. [2021-11-23 01:00:17,433 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 403 transitions. [2021-11-23 01:00:17,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2021-11-23 01:00:17,435 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:17,435 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:17,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:17,641 INFO L263 TraceCheckSpWp]: Trace formula consists of 682 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:00:17,645 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:17,943 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 0 proven. 227 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 01:00:18,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:18,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 413 states to 332 states and 413 transitions. [2021-11-23 01:00:18,058 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 413 transitions. [2021-11-23 01:00:18,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2021-11-23 01:00:18,060 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:18,060 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:18,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:18,247 INFO L263 TraceCheckSpWp]: Trace formula consists of 676 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:00:18,250 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:18,508 INFO L134 CoverageAnalysis]: Checked inductivity of 237 backedges. 0 proven. 235 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:00:18,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:18,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 415 states to 333 states and 415 transitions. [2021-11-23 01:00:18,848 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 415 transitions. [2021-11-23 01:00:18,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2021-11-23 01:00:18,849 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:18,850 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:19,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:19,057 INFO L263 TraceCheckSpWp]: Trace formula consists of 700 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:00:19,061 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:19,308 INFO L134 CoverageAnalysis]: Checked inductivity of 238 backedges. 0 proven. 235 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 01:00:19,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:19,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 417 states to 336 states and 417 transitions. [2021-11-23 01:00:19,915 INFO L276 IsEmpty]: Start isEmpty. Operand 336 states and 417 transitions. [2021-11-23 01:00:19,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2021-11-23 01:00:19,916 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:19,917 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:20,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:20,136 INFO L263 TraceCheckSpWp]: Trace formula consists of 680 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:00:20,138 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:20,426 INFO L134 CoverageAnalysis]: Checked inductivity of 351 backedges. 0 proven. 351 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:20,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:20,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 446 states to 359 states and 446 transitions. [2021-11-23 01:00:20,866 INFO L276 IsEmpty]: Start isEmpty. Operand 359 states and 446 transitions. [2021-11-23 01:00:20,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2021-11-23 01:00:20,868 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:20,869 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:21,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:21,057 INFO L263 TraceCheckSpWp]: Trace formula consists of 695 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:00:21,060 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:21,344 INFO L134 CoverageAnalysis]: Checked inductivity of 357 backedges. 0 proven. 356 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:00:21,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:21,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 448 states to 362 states and 448 transitions. [2021-11-23 01:00:21,400 INFO L276 IsEmpty]: Start isEmpty. Operand 362 states and 448 transitions. [2021-11-23 01:00:21,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2021-11-23 01:00:21,401 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:21,402 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:21,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:21,611 INFO L263 TraceCheckSpWp]: Trace formula consists of 762 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:00:21,617 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:22,017 INFO L134 CoverageAnalysis]: Checked inductivity of 351 backedges. 0 proven. 351 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:22,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:22,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 459 states to 371 states and 459 transitions. [2021-11-23 01:00:22,535 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 459 transitions. [2021-11-23 01:00:22,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2021-11-23 01:00:22,538 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:22,538 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:22,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:22,774 INFO L263 TraceCheckSpWp]: Trace formula consists of 785 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:00:22,779 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:23,136 INFO L134 CoverageAnalysis]: Checked inductivity of 344 backedges. 0 proven. 341 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 01:00:23,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:23,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 469 states to 380 states and 469 transitions. [2021-11-23 01:00:23,222 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 469 transitions. [2021-11-23 01:00:23,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2021-11-23 01:00:23,224 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:23,225 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:23,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:23,467 INFO L263 TraceCheckSpWp]: Trace formula consists of 779 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:00:23,477 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:23,833 INFO L134 CoverageAnalysis]: Checked inductivity of 353 backedges. 0 proven. 351 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:00:24,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:24,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 471 states to 381 states and 471 transitions. [2021-11-23 01:00:24,308 INFO L276 IsEmpty]: Start isEmpty. Operand 381 states and 471 transitions. [2021-11-23 01:00:24,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2021-11-23 01:00:24,310 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:24,310 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:24,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:24,527 INFO L263 TraceCheckSpWp]: Trace formula consists of 803 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:00:24,533 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:24,907 INFO L134 CoverageAnalysis]: Checked inductivity of 354 backedges. 0 proven. 351 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 01:00:26,751 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.79s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-23 01:00:27,810 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.06s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-23 01:00:27,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:27,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 473 states to 384 states and 473 transitions. [2021-11-23 01:00:27,836 INFO L276 IsEmpty]: Start isEmpty. Operand 384 states and 473 transitions. [2021-11-23 01:00:27,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2021-11-23 01:00:27,838 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:27,838 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:28,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:28,095 INFO L263 TraceCheckSpWp]: Trace formula consists of 783 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-23 01:00:28,100 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:28,475 INFO L134 CoverageAnalysis]: Checked inductivity of 490 backedges. 0 proven. 490 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:28,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:28,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 502 states to 407 states and 502 transitions. [2021-11-23 01:00:28,784 INFO L276 IsEmpty]: Start isEmpty. Operand 407 states and 502 transitions. [2021-11-23 01:00:28,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2021-11-23 01:00:28,788 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:28,788 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:29,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:29,025 INFO L263 TraceCheckSpWp]: Trace formula consists of 798 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-23 01:00:29,028 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:29,412 INFO L134 CoverageAnalysis]: Checked inductivity of 497 backedges. 0 proven. 496 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:00:29,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:29,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 504 states to 410 states and 504 transitions. [2021-11-23 01:00:29,474 INFO L276 IsEmpty]: Start isEmpty. Operand 410 states and 504 transitions. [2021-11-23 01:00:29,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2021-11-23 01:00:29,476 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:29,476 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:29,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:29,724 INFO L263 TraceCheckSpWp]: Trace formula consists of 865 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-23 01:00:29,727 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:30,170 INFO L134 CoverageAnalysis]: Checked inductivity of 490 backedges. 0 proven. 490 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:30,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:30,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 515 states to 419 states and 515 transitions. [2021-11-23 01:00:30,452 INFO L276 IsEmpty]: Start isEmpty. Operand 419 states and 515 transitions. [2021-11-23 01:00:30,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2021-11-23 01:00:30,454 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:30,454 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:30,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:30,681 INFO L263 TraceCheckSpWp]: Trace formula consists of 888 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-23 01:00:30,684 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:31,039 INFO L134 CoverageAnalysis]: Checked inductivity of 481 backedges. 0 proven. 478 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 01:00:31,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:31,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 525 states to 428 states and 525 transitions. [2021-11-23 01:00:31,117 INFO L276 IsEmpty]: Start isEmpty. Operand 428 states and 525 transitions. [2021-11-23 01:00:31,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2021-11-23 01:00:31,119 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:31,119 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:31,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:31,368 INFO L263 TraceCheckSpWp]: Trace formula consists of 882 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-23 01:00:31,371 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:31,756 INFO L134 CoverageAnalysis]: Checked inductivity of 492 backedges. 0 proven. 490 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:00:33,768 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.90s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-23 01:00:33,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:33,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 527 states to 429 states and 527 transitions. [2021-11-23 01:00:33,984 INFO L276 IsEmpty]: Start isEmpty. Operand 429 states and 527 transitions. [2021-11-23 01:00:33,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2021-11-23 01:00:33,985 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:33,985 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:34,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:34,240 INFO L263 TraceCheckSpWp]: Trace formula consists of 906 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-23 01:00:34,243 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:34,652 INFO L134 CoverageAnalysis]: Checked inductivity of 493 backedges. 0 proven. 490 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 01:00:36,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:36,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 529 states to 432 states and 529 transitions. [2021-11-23 01:00:36,027 INFO L276 IsEmpty]: Start isEmpty. Operand 432 states and 529 transitions. [2021-11-23 01:00:36,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2021-11-23 01:00:36,033 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:36,034 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:36,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:36,285 INFO L263 TraceCheckSpWp]: Trace formula consists of 886 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-23 01:00:36,289 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:36,734 INFO L134 CoverageAnalysis]: Checked inductivity of 652 backedges. 0 proven. 652 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:37,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:37,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 558 states to 455 states and 558 transitions. [2021-11-23 01:00:37,013 INFO L276 IsEmpty]: Start isEmpty. Operand 455 states and 558 transitions. [2021-11-23 01:00:37,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2021-11-23 01:00:37,015 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:37,015 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:37,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:37,256 INFO L263 TraceCheckSpWp]: Trace formula consists of 901 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-23 01:00:37,259 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:37,624 INFO L134 CoverageAnalysis]: Checked inductivity of 660 backedges. 0 proven. 659 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:00:37,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:37,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 560 states to 458 states and 560 transitions. [2021-11-23 01:00:37,714 INFO L276 IsEmpty]: Start isEmpty. Operand 458 states and 560 transitions. [2021-11-23 01:00:37,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2021-11-23 01:00:37,715 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:37,715 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:37,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:37,974 INFO L263 TraceCheckSpWp]: Trace formula consists of 968 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-23 01:00:37,977 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:38,393 INFO L134 CoverageAnalysis]: Checked inductivity of 652 backedges. 0 proven. 652 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:38,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:38,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 571 states to 467 states and 571 transitions. [2021-11-23 01:00:38,781 INFO L276 IsEmpty]: Start isEmpty. Operand 467 states and 571 transitions. [2021-11-23 01:00:38,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2021-11-23 01:00:38,782 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:38,783 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:39,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:39,050 INFO L263 TraceCheckSpWp]: Trace formula consists of 991 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-23 01:00:39,053 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:39,531 INFO L134 CoverageAnalysis]: Checked inductivity of 641 backedges. 0 proven. 638 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 01:00:39,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:39,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 581 states to 476 states and 581 transitions. [2021-11-23 01:00:39,613 INFO L276 IsEmpty]: Start isEmpty. Operand 476 states and 581 transitions. [2021-11-23 01:00:39,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2021-11-23 01:00:39,614 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:39,614 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:39,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:39,938 INFO L263 TraceCheckSpWp]: Trace formula consists of 985 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-23 01:00:39,942 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:40,375 INFO L134 CoverageAnalysis]: Checked inductivity of 654 backedges. 0 proven. 652 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:00:41,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:41,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 583 states to 477 states and 583 transitions. [2021-11-23 01:00:41,215 INFO L276 IsEmpty]: Start isEmpty. Operand 477 states and 583 transitions. [2021-11-23 01:00:41,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2021-11-23 01:00:41,217 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:41,217 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:41,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:41,481 INFO L263 TraceCheckSpWp]: Trace formula consists of 1009 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-23 01:00:41,484 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:41,910 INFO L134 CoverageAnalysis]: Checked inductivity of 655 backedges. 0 proven. 652 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 01:00:43,642 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 [] [2021-11-23 01:00:43,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:43,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 585 states to 480 states and 585 transitions. [2021-11-23 01:00:43,679 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 585 transitions. [2021-11-23 01:00:43,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2021-11-23 01:00:43,681 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:43,682 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:43,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:43,951 INFO L263 TraceCheckSpWp]: Trace formula consists of 989 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-23 01:00:43,954 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:44,399 INFO L134 CoverageAnalysis]: Checked inductivity of 837 backedges. 0 proven. 837 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:44,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:44,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 613 states to 503 states and 613 transitions. [2021-11-23 01:00:44,784 INFO L276 IsEmpty]: Start isEmpty. Operand 503 states and 613 transitions. [2021-11-23 01:00:44,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2021-11-23 01:00:44,786 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:44,786 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:45,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:45,055 INFO L263 TraceCheckSpWp]: Trace formula consists of 1004 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-23 01:00:45,058 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:45,494 INFO L134 CoverageAnalysis]: Checked inductivity of 846 backedges. 0 proven. 845 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:00:45,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:45,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 615 states to 506 states and 615 transitions. [2021-11-23 01:00:45,600 INFO L276 IsEmpty]: Start isEmpty. Operand 506 states and 615 transitions. [2021-11-23 01:00:45,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 228 [2021-11-23 01:00:45,603 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:45,604 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:45,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:45,952 INFO L263 TraceCheckSpWp]: Trace formula consists of 1071 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-23 01:00:45,956 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:46,425 INFO L134 CoverageAnalysis]: Checked inductivity of 837 backedges. 0 proven. 837 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:46,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:46,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 626 states to 515 states and 626 transitions. [2021-11-23 01:00:46,957 INFO L276 IsEmpty]: Start isEmpty. Operand 515 states and 626 transitions. [2021-11-23 01:00:46,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2021-11-23 01:00:46,959 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:46,960 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:47,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:47,251 INFO L263 TraceCheckSpWp]: Trace formula consists of 1094 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-23 01:00:47,254 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:47,711 INFO L134 CoverageAnalysis]: Checked inductivity of 824 backedges. 0 proven. 821 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 01:00:47,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:47,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 636 states to 524 states and 636 transitions. [2021-11-23 01:00:47,810 INFO L276 IsEmpty]: Start isEmpty. Operand 524 states and 636 transitions. [2021-11-23 01:00:47,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2021-11-23 01:00:47,811 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:47,811 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:48,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:48,096 INFO L263 TraceCheckSpWp]: Trace formula consists of 1088 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-23 01:00:48,099 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:48,676 INFO L134 CoverageAnalysis]: Checked inductivity of 839 backedges. 0 proven. 837 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:00:49,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:49,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 638 states to 525 states and 638 transitions. [2021-11-23 01:00:49,943 INFO L276 IsEmpty]: Start isEmpty. Operand 525 states and 638 transitions. [2021-11-23 01:00:49,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2021-11-23 01:00:49,945 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:49,945 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:50,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:50,243 INFO L263 TraceCheckSpWp]: Trace formula consists of 1112 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-23 01:00:50,247 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:50,694 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 0 proven. 837 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 01:00:51,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:51,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 640 states to 528 states and 640 transitions. [2021-11-23 01:00:51,196 INFO L276 IsEmpty]: Start isEmpty. Operand 528 states and 640 transitions. [2021-11-23 01:00:51,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2021-11-23 01:00:51,198 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:51,198 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:51,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:51,521 INFO L263 TraceCheckSpWp]: Trace formula consists of 1092 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 01:00:51,528 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:51,950 INFO L134 CoverageAnalysis]: Checked inductivity of 1045 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 945 trivial. 0 not checked. [2021-11-23 01:00:52,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:52,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 654 states to 539 states and 654 transitions. [2021-11-23 01:00:52,146 INFO L276 IsEmpty]: Start isEmpty. Operand 539 states and 654 transitions. [2021-11-23 01:00:52,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2021-11-23 01:00:52,148 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:52,148 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:52,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:52,451 INFO L263 TraceCheckSpWp]: Trace formula consists of 1107 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 01:00:52,455 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:52,852 INFO L134 CoverageAnalysis]: Checked inductivity of 1055 backedges. 109 proven. 0 refuted. 0 times theorem prover too weak. 946 trivial. 0 not checked. [2021-11-23 01:00:52,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:52,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 656 states to 542 states and 656 transitions. [2021-11-23 01:00:52,894 INFO L276 IsEmpty]: Start isEmpty. Operand 542 states and 656 transitions. [2021-11-23 01:00:52,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2021-11-23 01:00:52,896 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:52,896 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:03,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2021-11-23 01:01:03,394 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) [2021-11-23 01:01:03,397 INFO L158 Benchmark]: Toolchain (without parser) took 74899.81ms. Allocated memory was 113.2MB in the beginning and 255.9MB in the end (delta: 142.6MB). Free memory was 73.0MB in the beginning and 168.7MB in the end (delta: -95.7MB). Peak memory consumption was 47.3MB. Max. memory is 16.1GB. [2021-11-23 01:01:03,398 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 113.2MB. Free memory is still 91.9MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 01:01:03,398 INFO L158 Benchmark]: CACSL2BoogieTranslator took 837.68ms. Allocated memory is still 113.2MB. Free memory was 72.7MB in the beginning and 67.4MB in the end (delta: 5.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 01:01:03,399 INFO L158 Benchmark]: Boogie Procedure Inliner took 138.91ms. Allocated memory is still 113.2MB. Free memory was 67.4MB in the beginning and 62.0MB in the end (delta: 5.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 01:01:03,400 INFO L158 Benchmark]: Boogie Preprocessor took 148.96ms. Allocated memory is still 113.2MB. Free memory was 62.0MB in the beginning and 56.0MB in the end (delta: 6.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 01:01:03,400 INFO L158 Benchmark]: RCFGBuilder took 1905.56ms. Allocated memory was 113.2MB in the beginning and 159.4MB in the end (delta: 46.1MB). Free memory was 56.0MB in the beginning and 103.0MB in the end (delta: -47.0MB). Peak memory consumption was 43.4MB. Max. memory is 16.1GB. [2021-11-23 01:01:03,401 INFO L158 Benchmark]: CodeCheck took 71862.69ms. Allocated memory was 159.4MB in the beginning and 255.9MB in the end (delta: 96.5MB). Free memory was 103.0MB in the beginning and 168.7MB in the end (delta: -65.7MB). Peak memory consumption was 31.8MB. Max. memory is 16.1GB. [2021-11-23 01:01:03,405 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 0.39ms. Allocated memory is still 113.2MB. Free memory is still 91.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 837.68ms. Allocated memory is still 113.2MB. Free memory was 72.7MB in the beginning and 67.4MB in the end (delta: 5.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 138.91ms. Allocated memory is still 113.2MB. Free memory was 67.4MB in the beginning and 62.0MB in the end (delta: 5.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 148.96ms. Allocated memory is still 113.2MB. Free memory was 62.0MB in the beginning and 56.0MB in the end (delta: 6.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 1905.56ms. Allocated memory was 113.2MB in the beginning and 159.4MB in the end (delta: 46.1MB). Free memory was 56.0MB in the beginning and 103.0MB in the end (delta: -47.0MB). Peak memory consumption was 43.4MB. Max. memory is 16.1GB. * CodeCheck took 71862.69ms. Allocated memory was 159.4MB in the beginning and 255.9MB in the end (delta: 96.5MB). Free memory was 103.0MB in the beginning and 168.7MB in the end (delta: -65.7MB). Peak memory consumption was 31.8MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 01:01:03,518 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c75e6d2b-4f61-4ed3-864d-2bf02d416e00/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis 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_c75e6d2b-4f61-4ed3-864d-2bf02d416e00/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c75e6d2b-4f61-4ed3-864d-2bf02d416e00/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_c75e6d2b-4f61-4ed3-864d-2bf02d416e00/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c75e6d2b-4f61-4ed3-864d-2bf02d416e00/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test1-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c75e6d2b-4f61-4ed3-864d-2bf02d416e00/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_c75e6d2b-4f61-4ed3-864d-2bf02d416e00/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 1447114af8a4b489e3ec713f117f7a92d9cc93e5175903910b61bfe512c41aed --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 01:01:05,969 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 01:01:05,973 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 01:01:06,019 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 01:01:06,020 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 01:01:06,021 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 01:01:06,023 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 01:01:06,026 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 01:01:06,029 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 01:01:06,030 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 01:01:06,031 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 01:01:06,033 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 01:01:06,034 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 01:01:06,035 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 01:01:06,041 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 01:01:06,043 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 01:01:06,045 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 01:01:06,051 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 01:01:06,056 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 01:01:06,064 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 01:01:06,066 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 01:01:06,072 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 01:01:06,074 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 01:01:06,076 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 01:01:06,081 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 01:01:06,089 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 01:01:06,089 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 01:01:06,091 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 01:01:06,092 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 01:01:06,093 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 01:01:06,094 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 01:01:06,096 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 01:01:06,097 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 01:01:06,098 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 01:01:06,100 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 01:01:06,101 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 01:01:06,102 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 01:01:06,102 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 01:01:06,102 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 01:01:06,104 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 01:01:06,105 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 01:01:06,106 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c75e6d2b-4f61-4ed3-864d-2bf02d416e00/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 01:01:06,149 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 01:01:06,149 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 01:01:06,150 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 01:01:06,150 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 01:01:06,151 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 01:01:06,151 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 01:01:06,152 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 01:01:06,152 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 01:01:06,152 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 01:01:06,152 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 01:01:06,153 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 01:01:06,153 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 01:01:06,153 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 01:01:06,153 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 01:01:06,153 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 01:01:06,154 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 01:01:06,154 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 01:01:06,154 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 01:01:06,154 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 01:01:06,155 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 01:01:06,155 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 01:01:06,155 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 01:01:06,155 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 01:01:06,156 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:01:06,156 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 01:01:06,156 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 01:01:06,156 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 01:01:06,157 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 01:01:06,157 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 01:01:06,157 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 01:01:06,157 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 01:01:06,157 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 01:01:06,158 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_c75e6d2b-4f61-4ed3-864d-2bf02d416e00/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c75e6d2b-4f61-4ed3-864d-2bf02d416e00/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1447114af8a4b489e3ec713f117f7a92d9cc93e5175903910b61bfe512c41aed [2021-11-23 01:01:06,579 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 01:01:06,604 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 01:01:06,607 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 01:01:06,609 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 01:01:06,609 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 01:01:06,611 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c75e6d2b-4f61-4ed3-864d-2bf02d416e00/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test1-2.i [2021-11-23 01:01:06,678 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c75e6d2b-4f61-4ed3-864d-2bf02d416e00/bin/ukojak-LBtLqBUTdQ/data/c0ee39814/ffdc255c09a7485aabc89960218caa4d/FLAG9baaf6c33 [2021-11-23 01:01:07,411 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 01:01:07,411 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c75e6d2b-4f61-4ed3-864d-2bf02d416e00/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test1-2.i [2021-11-23 01:01:07,429 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c75e6d2b-4f61-4ed3-864d-2bf02d416e00/bin/ukojak-LBtLqBUTdQ/data/c0ee39814/ffdc255c09a7485aabc89960218caa4d/FLAG9baaf6c33 [2021-11-23 01:01:07,578 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c75e6d2b-4f61-4ed3-864d-2bf02d416e00/bin/ukojak-LBtLqBUTdQ/data/c0ee39814/ffdc255c09a7485aabc89960218caa4d [2021-11-23 01:01:07,580 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 01:01:07,582 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 01:01:07,583 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 01:01:07,584 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 01:01:07,601 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 01:01:07,602 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:01:07" (1/1) ... [2021-11-23 01:01:07,603 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7dfd0229 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:01:07, skipping insertion in model container [2021-11-23 01:01:07,603 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:01:07" (1/1) ... [2021-11-23 01:01:07,611 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 01:01:07,696 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 01:01:08,158 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_c75e6d2b-4f61-4ed3-864d-2bf02d416e00/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test1-2.i[33021,33034] [2021-11-23 01:01:08,263 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:01:08,277 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-23 01:01:08,290 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 01:01:08,324 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_c75e6d2b-4f61-4ed3-864d-2bf02d416e00/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test1-2.i[33021,33034] [2021-11-23 01:01:08,383 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:01:08,393 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 01:01:08,446 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_c75e6d2b-4f61-4ed3-864d-2bf02d416e00/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test1-2.i[33021,33034] [2021-11-23 01:01:08,524 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:01:08,568 INFO L208 MainTranslator]: Completed translation [2021-11-23 01:01:08,569 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:01:08 WrapperNode [2021-11-23 01:01:08,569 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 01:01:08,570 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 01:01:08,570 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 01:01:08,570 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 01:01:08,578 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:01:08" (1/1) ... [2021-11-23 01:01:08,609 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:01:08" (1/1) ... [2021-11-23 01:01:08,694 INFO L137 Inliner]: procedures = 180, calls = 237, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 777 [2021-11-23 01:01:08,694 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 01:01:08,695 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 01:01:08,695 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 01:01:08,696 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 01:01:08,716 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:01:08" (1/1) ... [2021-11-23 01:01:08,717 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:01:08" (1/1) ... [2021-11-23 01:01:08,735 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:01:08" (1/1) ... [2021-11-23 01:01:08,750 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:01:08" (1/1) ... [2021-11-23 01:01:08,797 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:01:08" (1/1) ... [2021-11-23 01:01:08,808 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:01:08" (1/1) ... [2021-11-23 01:01:08,813 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:01:08" (1/1) ... [2021-11-23 01:01:08,822 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 01:01:08,823 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 01:01:08,823 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 01:01:08,823 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 01:01:08,824 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:01:08" (1/1) ... [2021-11-23 01:01:08,831 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:01:08,841 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c75e6d2b-4f61-4ed3-864d-2bf02d416e00/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 01:01:08,852 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c75e6d2b-4f61-4ed3-864d-2bf02d416e00/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 01:01:08,871 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c75e6d2b-4f61-4ed3-864d-2bf02d416e00/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 01:01:08,909 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-11-23 01:01:08,909 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-23 01:01:08,909 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-23 01:01:08,910 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-23 01:01:08,910 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-23 01:01:08,910 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-23 01:01:08,910 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 01:01:08,911 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 01:01:08,911 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 01:01:08,911 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 01:01:08,911 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 01:01:08,912 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 01:01:08,912 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 01:01:08,912 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 01:01:08,912 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 01:01:08,913 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 01:01:09,138 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 01:01:09,140 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 01:01:22,542 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 01:01:22,942 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 01:01:22,943 INFO L301 CfgBuilder]: Removed 40 assume(true) statements. [2021-11-23 01:01:22,950 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:01:22 BoogieIcfgContainer [2021-11-23 01:01:22,950 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 01:01:22,953 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 01:01:22,953 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 01:01:22,963 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 01:01:22,964 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:01:22" (1/1) ... [2021-11-23 01:01:22,976 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 01:01:23,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:23,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 95 states and 165 transitions. [2021-11-23 01:01:23,054 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 165 transitions. [2021-11-23 01:01:23,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-23 01:01:23,059 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:23,061 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:23,105 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) [2021-11-23 01:01:23,109 INFO L158 Benchmark]: Toolchain (without parser) took 15526.56ms. Allocated memory was 58.7MB in the beginning and 92.3MB in the end (delta: 33.6MB). Free memory was 34.2MB in the beginning and 32.1MB in the end (delta: 2.1MB). Peak memory consumption was 35.6MB. Max. memory is 16.1GB. [2021-11-23 01:01:23,110 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 58.7MB. Free memory was 39.5MB in the beginning and 39.5MB in the end (delta: 42.7kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 01:01:23,111 INFO L158 Benchmark]: CACSL2BoogieTranslator took 985.76ms. Allocated memory was 58.7MB in the beginning and 71.3MB in the end (delta: 12.6MB). Free memory was 34.0MB in the beginning and 39.3MB in the end (delta: -5.3MB). Peak memory consumption was 14.5MB. Max. memory is 16.1GB. [2021-11-23 01:01:23,112 INFO L158 Benchmark]: Boogie Procedure Inliner took 124.63ms. Allocated memory is still 71.3MB. Free memory was 39.3MB in the beginning and 33.7MB in the end (delta: 5.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 01:01:23,113 INFO L158 Benchmark]: Boogie Preprocessor took 126.72ms. Allocated memory is still 71.3MB. Free memory was 33.7MB in the beginning and 45.1MB in the end (delta: -11.4MB). Peak memory consumption was 3.1MB. Max. memory is 16.1GB. [2021-11-23 01:01:23,114 INFO L158 Benchmark]: RCFGBuilder took 14127.98ms. Allocated memory was 71.3MB in the beginning and 92.3MB in the end (delta: 21.0MB). Free memory was 45.1MB in the beginning and 38.4MB in the end (delta: 6.7MB). Peak memory consumption was 37.8MB. Max. memory is 16.1GB. [2021-11-23 01:01:23,115 INFO L158 Benchmark]: CodeCheck took 155.14ms. Allocated memory is still 92.3MB. Free memory was 38.4MB in the beginning and 32.1MB in the end (delta: 6.4MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 01:01:23,125 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 0.26ms. Allocated memory is still 58.7MB. Free memory was 39.5MB in the beginning and 39.5MB in the end (delta: 42.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 985.76ms. Allocated memory was 58.7MB in the beginning and 71.3MB in the end (delta: 12.6MB). Free memory was 34.0MB in the beginning and 39.3MB in the end (delta: -5.3MB). Peak memory consumption was 14.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 124.63ms. Allocated memory is still 71.3MB. Free memory was 39.3MB in the beginning and 33.7MB in the end (delta: 5.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 126.72ms. Allocated memory is still 71.3MB. Free memory was 33.7MB in the beginning and 45.1MB in the end (delta: -11.4MB). Peak memory consumption was 3.1MB. Max. memory is 16.1GB. * RCFGBuilder took 14127.98ms. Allocated memory was 71.3MB in the beginning and 92.3MB in the end (delta: 21.0MB). Free memory was 45.1MB in the beginning and 38.4MB in the end (delta: 6.7MB). Peak memory consumption was 37.8MB. Max. memory is 16.1GB. * CodeCheck took 155.14ms. Allocated memory is still 92.3MB. Free memory was 38.4MB in the beginning and 32.1MB 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. [2021-11-23 01:01:23,223 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c75e6d2b-4f61-4ed3-864d-2bf02d416e00/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared