./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test5-2.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_e4485a57-1a13-41cf-8fad-989873f01f02/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4485a57-1a13-41cf-8fad-989873f01f02/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_e4485a57-1a13-41cf-8fad-989873f01f02/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4485a57-1a13-41cf-8fad-989873f01f02/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test5-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4485a57-1a13-41cf-8fad-989873f01f02/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_e4485a57-1a13-41cf-8fad-989873f01f02/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 7770ba1119c1ebb05279b2f71af570d7d6521032dfc344bf6d89fc60d99335e2 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 00:25:12,349 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 00:25:12,351 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 00:25:12,402 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 00:25:12,403 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 00:25:12,406 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 00:25:12,408 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 00:25:12,412 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 00:25:12,415 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 00:25:12,423 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 00:25:12,424 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 00:25:12,426 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 00:25:12,427 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 00:25:12,430 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 00:25:12,433 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 00:25:12,441 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 00:25:12,442 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 00:25:12,443 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 00:25:12,444 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 00:25:12,446 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 00:25:12,448 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 00:25:12,449 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 00:25:12,451 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 00:25:12,452 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 00:25:12,455 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 00:25:12,456 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 00:25:12,456 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 00:25:12,457 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 00:25:12,458 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 00:25:12,459 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 00:25:12,459 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 00:25:12,460 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 00:25:12,461 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 00:25:12,462 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 00:25:12,464 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 00:25:12,464 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 00:25:12,465 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 00:25:12,465 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 00:25:12,466 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 00:25:12,467 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 00:25:12,468 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 00:25:12,469 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4485a57-1a13-41cf-8fad-989873f01f02/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 00:25:12,493 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 00:25:12,494 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 00:25:12,494 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 00:25:12,495 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 00:25:12,495 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 00:25:12,496 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 00:25:12,496 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 00:25:12,496 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 00:25:12,497 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 00:25:12,497 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 00:25:12,497 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 00:25:12,498 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 00:25:12,498 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 00:25:12,498 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 00:25:12,498 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 00:25:12,499 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 00:25:12,499 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 00:25:12,499 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 00:25:12,500 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 00:25:12,500 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 00:25:12,500 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 00:25:12,500 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:25:12,501 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 00:25:12,501 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 00:25:12,501 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 00:25:12,502 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 00:25:12,502 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 00:25:12,502 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 00:25:12,502 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_e4485a57-1a13-41cf-8fad-989873f01f02/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4485a57-1a13-41cf-8fad-989873f01f02/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7770ba1119c1ebb05279b2f71af570d7d6521032dfc344bf6d89fc60d99335e2 [2021-11-23 00:25:12,795 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 00:25:12,826 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 00:25:12,828 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 00:25:12,830 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 00:25:12,830 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 00:25:12,832 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4485a57-1a13-41cf-8fad-989873f01f02/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test5-2.i [2021-11-23 00:25:12,887 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4485a57-1a13-41cf-8fad-989873f01f02/bin/ukojak-LBtLqBUTdQ/data/b44b51133/318fe71856bc436c9ecc47a50492aee8/FLAGfd8aee6cc [2021-11-23 00:25:13,535 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 00:25:13,536 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4485a57-1a13-41cf-8fad-989873f01f02/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test5-2.i [2021-11-23 00:25:13,554 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4485a57-1a13-41cf-8fad-989873f01f02/bin/ukojak-LBtLqBUTdQ/data/b44b51133/318fe71856bc436c9ecc47a50492aee8/FLAGfd8aee6cc [2021-11-23 00:25:13,899 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4485a57-1a13-41cf-8fad-989873f01f02/bin/ukojak-LBtLqBUTdQ/data/b44b51133/318fe71856bc436c9ecc47a50492aee8 [2021-11-23 00:25:13,901 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 00:25:13,903 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 00:25:13,917 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 00:25:13,917 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 00:25:13,920 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 00:25:13,921 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:25:13" (1/1) ... [2021-11-23 00:25:13,922 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@11e96c9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:25:13, skipping insertion in model container [2021-11-23 00:25:13,922 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:25:13" (1/1) ... [2021-11-23 00:25:13,928 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 00:25:13,993 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 00:25:14,426 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_e4485a57-1a13-41cf-8fad-989873f01f02/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test5-2.i[33021,33034] [2021-11-23 00:25:14,649 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_e4485a57-1a13-41cf-8fad-989873f01f02/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test5-2.i[49681,49694] [2021-11-23 00:25:14,682 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:25:14,700 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 00:25:14,744 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_e4485a57-1a13-41cf-8fad-989873f01f02/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test5-2.i[33021,33034] [2021-11-23 00:25:14,846 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_e4485a57-1a13-41cf-8fad-989873f01f02/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test5-2.i[49681,49694] [2021-11-23 00:25:14,855 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:25:14,904 INFO L208 MainTranslator]: Completed translation [2021-11-23 00:25:14,904 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:25:14 WrapperNode [2021-11-23 00:25:14,904 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 00:25:14,906 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 00:25:14,906 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 00:25:14,906 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 00:25:14,916 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:25:14" (1/1) ... [2021-11-23 00:25:14,961 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:25:14" (1/1) ... [2021-11-23 00:25:15,116 INFO L137 Inliner]: procedures = 177, calls = 439, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1557 [2021-11-23 00:25:15,117 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 00:25:15,118 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 00:25:15,118 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 00:25:15,118 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 00:25:15,127 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:25:14" (1/1) ... [2021-11-23 00:25:15,128 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:25:14" (1/1) ... [2021-11-23 00:25:15,142 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:25:14" (1/1) ... [2021-11-23 00:25:15,142 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:25:14" (1/1) ... [2021-11-23 00:25:15,223 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:25:14" (1/1) ... [2021-11-23 00:25:15,250 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:25:14" (1/1) ... [2021-11-23 00:25:15,271 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:25:14" (1/1) ... [2021-11-23 00:25:15,298 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 00:25:15,299 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 00:25:15,299 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 00:25:15,300 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 00:25:15,302 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:25:14" (1/1) ... [2021-11-23 00:25:15,310 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:25:15,323 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4485a57-1a13-41cf-8fad-989873f01f02/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 00:25:15,339 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4485a57-1a13-41cf-8fad-989873f01f02/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 00:25:15,361 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4485a57-1a13-41cf-8fad-989873f01f02/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 00:25:15,406 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 00:25:15,409 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-23 00:25:15,409 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-23 00:25:15,409 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 00:25:15,409 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-23 00:25:15,410 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-23 00:25:15,410 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 00:25:15,410 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 00:25:15,410 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 00:25:15,410 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 00:25:15,410 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-11-23 00:25:15,411 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 00:25:15,411 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 00:25:15,411 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 00:25:15,411 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 00:25:15,411 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 00:25:15,656 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 00:25:15,658 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 00:25:17,048 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 00:25:17,596 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 00:25:17,597 INFO L301 CfgBuilder]: Removed 92 assume(true) statements. [2021-11-23 00:25:17,600 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:25:17 BoogieIcfgContainer [2021-11-23 00:25:17,601 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 00:25:17,602 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 00:25:17,602 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 00:25:17,613 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 00:25:17,613 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:25:17" (1/1) ... [2021-11-23 00:25:17,629 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 00:25:17,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:17,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 165 states and 292 transitions. [2021-11-23 00:25:17,703 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 292 transitions. [2021-11-23 00:25:17,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-23 00:25:17,705 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:17,707 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:17,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:17,907 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 00:25:17,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:17,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 166 states and 291 transitions. [2021-11-23 00:25:17,960 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 291 transitions. [2021-11-23 00:25:17,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-23 00:25:17,966 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:17,967 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:18,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:18,097 INFO L263 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 00:25:18,103 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:25:18,158 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 00:25:18,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:18,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 166 states and 283 transitions. [2021-11-23 00:25:18,173 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 283 transitions. [2021-11-23 00:25:18,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 00:25:18,176 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:18,176 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:18,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:18,275 INFO L263 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 00:25:18,280 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:25:18,351 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 00:25:18,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:18,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 166 states and 271 transitions. [2021-11-23 00:25:18,364 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 271 transitions. [2021-11-23 00:25:18,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-23 00:25:18,367 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:18,368 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:18,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:18,477 INFO L263 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 00:25:18,481 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:25:18,553 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 00:25:18,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:18,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 166 states and 257 transitions. [2021-11-23 00:25:18,594 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 257 transitions. [2021-11-23 00:25:18,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-23 00:25:18,598 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:18,599 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:18,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:18,747 INFO L263 TraceCheckSpWp]: Trace formula consists of 251 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 00:25:18,756 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:25:18,837 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 00:25:18,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:18,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 166 states and 245 transitions. [2021-11-23 00:25:18,939 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 245 transitions. [2021-11-23 00:25:18,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-23 00:25:18,941 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:18,941 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:19,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:19,101 INFO L263 TraceCheckSpWp]: Trace formula consists of 293 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:25:19,109 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:25:19,267 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 00:25:19,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:19,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 210 states and 299 transitions. [2021-11-23 00:25:19,797 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 299 transitions. [2021-11-23 00:25:19,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-23 00:25:19,799 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:19,799 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:19,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:19,922 INFO L263 TraceCheckSpWp]: Trace formula consists of 295 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 00:25:19,925 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:25:20,012 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 00:25:20,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:20,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 210 states and 297 transitions. [2021-11-23 00:25:20,026 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 297 transitions. [2021-11-23 00:25:20,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-23 00:25:20,028 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:20,029 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:20,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:20,176 INFO L263 TraceCheckSpWp]: Trace formula consists of 295 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 00:25:20,183 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:25:20,275 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 00:25:20,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:20,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 210 states and 295 transitions. [2021-11-23 00:25:20,320 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 295 transitions. [2021-11-23 00:25:20,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-23 00:25:20,322 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:20,323 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:20,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:20,457 INFO L263 TraceCheckSpWp]: Trace formula consists of 309 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 00:25:20,460 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:25:20,541 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 00:25:20,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:20,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 210 states and 293 transitions. [2021-11-23 00:25:20,550 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 293 transitions. [2021-11-23 00:25:20,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-23 00:25:20,555 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:20,555 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:20,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:20,678 INFO L263 TraceCheckSpWp]: Trace formula consists of 309 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 00:25:20,683 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:25:20,769 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 00:25:20,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:20,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 210 states and 291 transitions. [2021-11-23 00:25:20,781 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 291 transitions. [2021-11-23 00:25:20,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-23 00:25:20,789 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:20,791 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:20,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:20,920 INFO L263 TraceCheckSpWp]: Trace formula consists of 307 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 00:25:20,922 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:25:21,005 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 00:25:21,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:21,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 210 states and 289 transitions. [2021-11-23 00:25:21,014 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 289 transitions. [2021-11-23 00:25:21,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-23 00:25:21,015 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:21,015 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:21,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:21,161 INFO L263 TraceCheckSpWp]: Trace formula consists of 307 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 00:25:21,163 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:25:21,247 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 00:25:21,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:21,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 210 states and 287 transitions. [2021-11-23 00:25:21,258 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 287 transitions. [2021-11-23 00:25:21,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 00:25:21,259 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:21,260 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:21,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:21,397 INFO L263 TraceCheckSpWp]: Trace formula consists of 315 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 00:25:21,400 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:25:21,490 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 00:25:21,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:21,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 210 states and 285 transitions. [2021-11-23 00:25:21,647 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 285 transitions. [2021-11-23 00:25:21,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 00:25:21,648 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:21,648 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:21,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:21,792 INFO L263 TraceCheckSpWp]: Trace formula consists of 315 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 00:25:21,794 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:25:21,897 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 00:25:22,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:22,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 210 states and 283 transitions. [2021-11-23 00:25:22,064 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 283 transitions. [2021-11-23 00:25:22,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 00:25:22,065 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:22,066 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:22,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:22,194 INFO L263 TraceCheckSpWp]: Trace formula consists of 308 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:25:22,196 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:25:22,321 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 00:25:22,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:22,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 213 states and 285 transitions. [2021-11-23 00:25:22,347 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 285 transitions. [2021-11-23 00:25:22,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 00:25:22,349 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:22,349 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:22,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:22,476 INFO L263 TraceCheckSpWp]: Trace formula consists of 308 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:25:22,479 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:25:22,611 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 00:25:22,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:22,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 216 states and 287 transitions. [2021-11-23 00:25:22,662 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 287 transitions. [2021-11-23 00:25:22,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-23 00:25:22,663 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:22,663 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:22,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:22,803 INFO L263 TraceCheckSpWp]: Trace formula consists of 369 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 00:25:22,806 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:25:22,909 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 00:25:22,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:22,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 216 states and 286 transitions. [2021-11-23 00:25:22,926 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 286 transitions. [2021-11-23 00:25:22,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-23 00:25:22,927 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:22,927 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:23,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:23,061 INFO L263 TraceCheckSpWp]: Trace formula consists of 369 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 00:25:23,064 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:25:23,155 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 00:25:23,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:23,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 216 states and 285 transitions. [2021-11-23 00:25:23,172 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 285 transitions. [2021-11-23 00:25:23,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-23 00:25:23,174 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:23,174 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:23,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:23,313 INFO L263 TraceCheckSpWp]: Trace formula consists of 375 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:25:23,316 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:25:23,450 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 00:25:23,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:23,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 225 states and 296 transitions. [2021-11-23 00:25:23,910 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 296 transitions. [2021-11-23 00:25:23,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-23 00:25:23,911 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:23,912 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:24,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:24,050 INFO L263 TraceCheckSpWp]: Trace formula consists of 375 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:25:24,054 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:25:24,196 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 00:25:24,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:24,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 234 states and 307 transitions. [2021-11-23 00:25:24,439 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 307 transitions. [2021-11-23 00:25:24,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-23 00:25:24,440 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:24,440 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:24,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:24,599 INFO L263 TraceCheckSpWp]: Trace formula consists of 398 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:25:24,602 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:25:24,742 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 00:25:24,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:24,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 243 states and 317 transitions. [2021-11-23 00:25:24,780 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 317 transitions. [2021-11-23 00:25:24,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-23 00:25:24,782 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:24,782 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:24,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:24,917 INFO L263 TraceCheckSpWp]: Trace formula consists of 398 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:25:24,919 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:25:25,085 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 00:25:25,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:25,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 252 states and 327 transitions. [2021-11-23 00:25:25,138 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 327 transitions. [2021-11-23 00:25:25,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-23 00:25:25,139 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:25,139 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:25,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:25,283 INFO L263 TraceCheckSpWp]: Trace formula consists of 392 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:25:25,286 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:25:25,439 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 00:25:25,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:25,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 253 states and 329 transitions. [2021-11-23 00:25:25,653 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 329 transitions. [2021-11-23 00:25:25,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-23 00:25:25,654 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:25,654 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:25,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:25,793 INFO L263 TraceCheckSpWp]: Trace formula consists of 392 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:25:25,796 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:25:25,952 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 00:25:26,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:26,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 254 states and 331 transitions. [2021-11-23 00:25:26,345 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 331 transitions. [2021-11-23 00:25:26,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-23 00:25:26,348 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:26,348 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:26,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:26,532 INFO L263 TraceCheckSpWp]: Trace formula consists of 415 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 00:25:26,535 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:25:26,651 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 00:25:26,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:26,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 254 states and 329 transitions. [2021-11-23 00:25:26,663 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 329 transitions. [2021-11-23 00:25:26,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-23 00:25:26,664 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:26,664 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:26,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:26,812 INFO L263 TraceCheckSpWp]: Trace formula consists of 415 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 00:25:26,815 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:25:26,928 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 00:25:26,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:26,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 254 states and 327 transitions. [2021-11-23 00:25:26,938 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 327 transitions. [2021-11-23 00:25:26,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-23 00:25:26,939 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:26,939 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:27,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:27,089 INFO L263 TraceCheckSpWp]: Trace formula consists of 416 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:25:27,092 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:25:27,252 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 00:25:28,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:28,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 257 states and 329 transitions. [2021-11-23 00:25:28,499 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 329 transitions. [2021-11-23 00:25:28,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-23 00:25:28,501 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:28,501 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:28,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:28,654 INFO L263 TraceCheckSpWp]: Trace formula consists of 416 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:25:28,657 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:25:28,828 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 00:25:29,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:29,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 260 states and 331 transitions. [2021-11-23 00:25:29,225 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 331 transitions. [2021-11-23 00:25:29,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2021-11-23 00:25:29,226 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:29,226 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:29,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:29,437 INFO L263 TraceCheckSpWp]: Trace formula consists of 482 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-23 00:25:29,470 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:25:29,688 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:25:30,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:30,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 387 states to 304 states and 387 transitions. [2021-11-23 00:25:30,295 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 387 transitions. [2021-11-23 00:25:30,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2021-11-23 00:25:30,296 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:30,296 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:30,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:30,494 INFO L263 TraceCheckSpWp]: Trace formula consists of 497 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-23 00:25:30,497 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:25:30,708 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 47 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:25:30,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:30,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 307 states and 389 transitions. [2021-11-23 00:25:30,754 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 389 transitions. [2021-11-23 00:25:30,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2021-11-23 00:25:30,756 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:30,756 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:30,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:30,919 INFO L263 TraceCheckSpWp]: Trace formula consists of 497 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-23 00:25:30,922 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:25:31,165 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 47 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:25:31,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:31,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 310 states and 391 transitions. [2021-11-23 00:25:31,238 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 391 transitions. [2021-11-23 00:25:31,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2021-11-23 00:25:31,240 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:31,240 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:31,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:31,476 INFO L263 TraceCheckSpWp]: Trace formula consists of 564 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-23 00:25:31,480 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:25:31,735 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:25:32,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:32,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 319 states and 402 transitions. [2021-11-23 00:25:32,140 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 402 transitions. [2021-11-23 00:25:32,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2021-11-23 00:25:32,142 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:32,142 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:32,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:32,352 INFO L263 TraceCheckSpWp]: Trace formula consists of 564 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-23 00:25:32,356 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:25:32,603 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:25:32,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:32,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 413 states to 328 states and 413 transitions. [2021-11-23 00:25:32,916 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 413 transitions. [2021-11-23 00:25:32,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2021-11-23 00:25:32,918 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:32,918 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:33,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:33,105 INFO L263 TraceCheckSpWp]: Trace formula consists of 587 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-23 00:25:33,109 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:25:33,361 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 0 proven. 44 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:25:33,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:33,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 337 states and 423 transitions. [2021-11-23 00:25:33,429 INFO L276 IsEmpty]: Start isEmpty. Operand 337 states and 423 transitions. [2021-11-23 00:25:33,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2021-11-23 00:25:33,431 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:33,432 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:33,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:33,629 INFO L263 TraceCheckSpWp]: Trace formula consists of 587 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-23 00:25:33,632 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:25:33,877 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 0 proven. 44 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:25:33,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:33,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 433 states to 346 states and 433 transitions. [2021-11-23 00:25:33,949 INFO L276 IsEmpty]: Start isEmpty. Operand 346 states and 433 transitions. [2021-11-23 00:25:33,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2021-11-23 00:25:33,952 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:33,953 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:34,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:34,137 INFO L263 TraceCheckSpWp]: Trace formula consists of 581 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-23 00:25:34,139 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:25:34,366 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:25:35,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:35,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 435 states to 347 states and 435 transitions. [2021-11-23 00:25:35,515 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 435 transitions. [2021-11-23 00:25:35,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2021-11-23 00:25:35,517 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:35,517 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:35,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:35,714 INFO L263 TraceCheckSpWp]: Trace formula consists of 581 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-23 00:25:35,718 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:25:35,957 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:25:36,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:36,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 437 states to 348 states and 437 transitions. [2021-11-23 00:25:36,454 INFO L276 IsEmpty]: Start isEmpty. Operand 348 states and 437 transitions. [2021-11-23 00:25:36,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2021-11-23 00:25:36,456 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:36,456 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:36,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:36,636 INFO L263 TraceCheckSpWp]: Trace formula consists of 605 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-23 00:25:36,640 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:25:36,905 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:25:38,540 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.34s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-23 00:25:38,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:38,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 351 states and 439 transitions. [2021-11-23 00:25:38,574 INFO L276 IsEmpty]: Start isEmpty. Operand 351 states and 439 transitions. [2021-11-23 00:25:38,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2021-11-23 00:25:38,575 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:38,576 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:38,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:38,818 INFO L263 TraceCheckSpWp]: Trace formula consists of 605 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-23 00:25:38,821 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:25:39,026 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:25:40,324 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.03s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-23 00:25:40,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:40,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 441 states to 354 states and 441 transitions. [2021-11-23 00:25:40,347 INFO L276 IsEmpty]: Start isEmpty. Operand 354 states and 441 transitions. [2021-11-23 00:25:40,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2021-11-23 00:25:40,349 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:40,350 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:40,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:40,592 INFO L263 TraceCheckSpWp]: Trace formula consists of 671 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 00:25:40,596 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:25:40,894 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 0 proven. 135 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:25:41,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:41,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 497 states to 398 states and 497 transitions. [2021-11-23 00:25:41,376 INFO L276 IsEmpty]: Start isEmpty. Operand 398 states and 497 transitions. [2021-11-23 00:25:41,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2021-11-23 00:25:41,377 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:41,378 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:41,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:41,602 INFO L263 TraceCheckSpWp]: Trace formula consists of 686 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 00:25:41,607 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:25:41,919 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 0 proven. 137 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:25:42,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:42,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 499 states to 401 states and 499 transitions. [2021-11-23 00:25:42,020 INFO L276 IsEmpty]: Start isEmpty. Operand 401 states and 499 transitions. [2021-11-23 00:25:42,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2021-11-23 00:25:42,022 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:42,023 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:42,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:42,261 INFO L263 TraceCheckSpWp]: Trace formula consists of 686 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 00:25:42,265 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:25:42,549 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 0 proven. 137 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:25:42,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:42,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 501 states to 404 states and 501 transitions. [2021-11-23 00:25:42,621 INFO L276 IsEmpty]: Start isEmpty. Operand 404 states and 501 transitions. [2021-11-23 00:25:42,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2021-11-23 00:25:42,622 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:42,623 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:42,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:42,855 INFO L263 TraceCheckSpWp]: Trace formula consists of 753 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 00:25:42,858 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:25:43,160 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 0 proven. 135 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:25:43,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:43,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 512 states to 413 states and 512 transitions. [2021-11-23 00:25:43,403 INFO L276 IsEmpty]: Start isEmpty. Operand 413 states and 512 transitions. [2021-11-23 00:25:43,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2021-11-23 00:25:43,405 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:43,405 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:43,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:43,651 INFO L263 TraceCheckSpWp]: Trace formula consists of 753 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 00:25:43,655 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:25:43,949 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 0 proven. 135 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:25:44,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:44,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 523 states to 422 states and 523 transitions. [2021-11-23 00:25:44,572 INFO L276 IsEmpty]: Start isEmpty. Operand 422 states and 523 transitions. [2021-11-23 00:25:44,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2021-11-23 00:25:44,574 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:44,574 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:44,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:44,793 INFO L263 TraceCheckSpWp]: Trace formula consists of 776 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 00:25:44,796 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:25:45,141 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 0 proven. 131 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:25:45,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:45,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 533 states to 431 states and 533 transitions. [2021-11-23 00:25:45,216 INFO L276 IsEmpty]: Start isEmpty. Operand 431 states and 533 transitions. [2021-11-23 00:25:45,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2021-11-23 00:25:45,217 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:45,217 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:45,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:45,434 INFO L263 TraceCheckSpWp]: Trace formula consists of 776 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 00:25:45,437 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:25:45,768 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 0 proven. 131 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:25:45,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:45,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 543 states to 440 states and 543 transitions. [2021-11-23 00:25:45,878 INFO L276 IsEmpty]: Start isEmpty. Operand 440 states and 543 transitions. [2021-11-23 00:25:45,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2021-11-23 00:25:45,884 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:45,884 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:46,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:46,104 INFO L263 TraceCheckSpWp]: Trace formula consists of 770 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 00:25:46,108 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:25:46,397 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 0 proven. 135 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:25:47,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:47,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 545 states to 441 states and 545 transitions. [2021-11-23 00:25:47,712 INFO L276 IsEmpty]: Start isEmpty. Operand 441 states and 545 transitions. [2021-11-23 00:25:47,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2021-11-23 00:25:47,714 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:47,714 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:47,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:47,945 INFO L263 TraceCheckSpWp]: Trace formula consists of 770 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 00:25:47,948 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:25:48,256 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 0 proven. 135 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:25:48,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:48,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 547 states to 442 states and 547 transitions. [2021-11-23 00:25:48,556 INFO L276 IsEmpty]: Start isEmpty. Operand 442 states and 547 transitions. [2021-11-23 00:25:48,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2021-11-23 00:25:48,557 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:48,558 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:48,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:48,829 INFO L263 TraceCheckSpWp]: Trace formula consists of 794 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 00:25:48,832 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:25:49,137 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 0 proven. 135 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:25:50,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:50,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 549 states to 445 states and 549 transitions. [2021-11-23 00:25:50,088 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states and 549 transitions. [2021-11-23 00:25:50,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2021-11-23 00:25:50,090 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:50,090 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:50,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:50,327 INFO L263 TraceCheckSpWp]: Trace formula consists of 794 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 00:25:50,330 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:25:50,620 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 0 proven. 135 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:25:52,148 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.48s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-23 00:25:52,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:52,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 551 states to 448 states and 551 transitions. [2021-11-23 00:25:52,630 INFO L276 IsEmpty]: Start isEmpty. Operand 448 states and 551 transitions. [2021-11-23 00:25:52,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2021-11-23 00:25:52,632 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:52,632 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:52,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:52,862 INFO L263 TraceCheckSpWp]: Trace formula consists of 860 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 00:25:52,864 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:25:53,217 INFO L134 CoverageAnalysis]: Checked inductivity of 268 backedges. 0 proven. 268 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:25:53,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:53,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 607 states to 492 states and 607 transitions. [2021-11-23 00:25:53,667 INFO L276 IsEmpty]: Start isEmpty. Operand 492 states and 607 transitions. [2021-11-23 00:25:53,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2021-11-23 00:25:53,668 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:53,669 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:53,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:53,957 INFO L263 TraceCheckSpWp]: Trace formula consists of 875 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 00:25:53,961 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:25:54,312 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 0 proven. 271 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:25:54,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:54,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 609 states to 495 states and 609 transitions. [2021-11-23 00:25:54,388 INFO L276 IsEmpty]: Start isEmpty. Operand 495 states and 609 transitions. [2021-11-23 00:25:54,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2021-11-23 00:25:54,389 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:54,390 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:54,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:54,623 INFO L263 TraceCheckSpWp]: Trace formula consists of 875 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 00:25:54,626 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:25:54,970 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 0 proven. 271 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:25:55,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:55,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 611 states to 498 states and 611 transitions. [2021-11-23 00:25:55,035 INFO L276 IsEmpty]: Start isEmpty. Operand 498 states and 611 transitions. [2021-11-23 00:25:55,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2021-11-23 00:25:55,037 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:55,037 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:55,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:55,286 INFO L263 TraceCheckSpWp]: Trace formula consists of 942 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 00:25:55,289 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:25:55,663 INFO L134 CoverageAnalysis]: Checked inductivity of 268 backedges. 0 proven. 268 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:25:55,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:55,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 622 states to 507 states and 622 transitions. [2021-11-23 00:25:55,928 INFO L276 IsEmpty]: Start isEmpty. Operand 507 states and 622 transitions. [2021-11-23 00:25:55,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2021-11-23 00:25:55,929 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:55,929 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:56,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:56,179 INFO L263 TraceCheckSpWp]: Trace formula consists of 942 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 00:25:56,182 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:25:56,535 INFO L134 CoverageAnalysis]: Checked inductivity of 268 backedges. 0 proven. 268 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:25:56,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:56,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 633 states to 516 states and 633 transitions. [2021-11-23 00:25:56,993 INFO L276 IsEmpty]: Start isEmpty. Operand 516 states and 633 transitions. [2021-11-23 00:25:56,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2021-11-23 00:25:56,994 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:56,994 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:57,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:57,243 INFO L263 TraceCheckSpWp]: Trace formula consists of 965 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 00:25:57,245 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:25:57,592 INFO L134 CoverageAnalysis]: Checked inductivity of 265 backedges. 0 proven. 262 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:25:57,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:57,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 643 states to 525 states and 643 transitions. [2021-11-23 00:25:57,671 INFO L276 IsEmpty]: Start isEmpty. Operand 525 states and 643 transitions. [2021-11-23 00:25:57,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2021-11-23 00:25:57,672 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:57,672 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:58,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:58,014 INFO L263 TraceCheckSpWp]: Trace formula consists of 965 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 00:25:58,018 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:25:58,395 INFO L134 CoverageAnalysis]: Checked inductivity of 265 backedges. 0 proven. 262 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:25:58,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:58,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 653 states to 534 states and 653 transitions. [2021-11-23 00:25:58,470 INFO L276 IsEmpty]: Start isEmpty. Operand 534 states and 653 transitions. [2021-11-23 00:25:58,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2021-11-23 00:25:58,471 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:58,471 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:58,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:58,720 INFO L263 TraceCheckSpWp]: Trace formula consists of 959 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 00:25:58,723 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:25:59,080 INFO L134 CoverageAnalysis]: Checked inductivity of 270 backedges. 0 proven. 268 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:26:00,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:00,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 655 states to 535 states and 655 transitions. [2021-11-23 00:26:00,246 INFO L276 IsEmpty]: Start isEmpty. Operand 535 states and 655 transitions. [2021-11-23 00:26:00,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2021-11-23 00:26:00,247 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:00,247 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:00,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:00,510 INFO L263 TraceCheckSpWp]: Trace formula consists of 959 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 00:26:00,512 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:26:00,900 INFO L134 CoverageAnalysis]: Checked inductivity of 270 backedges. 0 proven. 268 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:26:02,513 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.32s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-23 00:26:02,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:02,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 657 states to 536 states and 657 transitions. [2021-11-23 00:26:02,543 INFO L276 IsEmpty]: Start isEmpty. Operand 536 states and 657 transitions. [2021-11-23 00:26:02,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2021-11-23 00:26:02,544 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:02,544 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:02,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:02,891 INFO L263 TraceCheckSpWp]: Trace formula consists of 983 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 00:26:02,895 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:26:03,277 INFO L134 CoverageAnalysis]: Checked inductivity of 271 backedges. 0 proven. 268 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:26:04,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:04,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 659 states to 539 states and 659 transitions. [2021-11-23 00:26:04,353 INFO L276 IsEmpty]: Start isEmpty. Operand 539 states and 659 transitions. [2021-11-23 00:26:04,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2021-11-23 00:26:04,354 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:04,354 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:04,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:04,612 INFO L263 TraceCheckSpWp]: Trace formula consists of 983 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 00:26:04,615 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:26:05,001 INFO L134 CoverageAnalysis]: Checked inductivity of 271 backedges. 0 proven. 268 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:26:05,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:05,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 661 states to 542 states and 661 transitions. [2021-11-23 00:26:05,473 INFO L276 IsEmpty]: Start isEmpty. Operand 542 states and 661 transitions. [2021-11-23 00:26:05,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2021-11-23 00:26:05,474 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:05,474 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:05,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:05,766 INFO L263 TraceCheckSpWp]: Trace formula consists of 1049 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:26:05,769 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:26:06,231 INFO L134 CoverageAnalysis]: Checked inductivity of 445 backedges. 0 proven. 445 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:26:06,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:06,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 717 states to 586 states and 717 transitions. [2021-11-23 00:26:06,789 INFO L276 IsEmpty]: Start isEmpty. Operand 586 states and 717 transitions. [2021-11-23 00:26:06,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2021-11-23 00:26:06,790 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:06,790 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:07,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:07,069 INFO L263 TraceCheckSpWp]: Trace formula consists of 1064 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:26:07,072 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:26:07,490 INFO L134 CoverageAnalysis]: Checked inductivity of 450 backedges. 0 proven. 449 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:26:07,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:07,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 719 states to 589 states and 719 transitions. [2021-11-23 00:26:07,620 INFO L276 IsEmpty]: Start isEmpty. Operand 589 states and 719 transitions. [2021-11-23 00:26:07,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2021-11-23 00:26:07,621 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:07,621 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:07,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:07,901 INFO L263 TraceCheckSpWp]: Trace formula consists of 1064 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:26:07,904 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:26:08,329 INFO L134 CoverageAnalysis]: Checked inductivity of 450 backedges. 0 proven. 449 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:26:08,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:08,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 721 states to 592 states and 721 transitions. [2021-11-23 00:26:08,438 INFO L276 IsEmpty]: Start isEmpty. Operand 592 states and 721 transitions. [2021-11-23 00:26:08,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 250 [2021-11-23 00:26:08,440 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:08,440 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:08,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:08,743 INFO L263 TraceCheckSpWp]: Trace formula consists of 1131 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:26:08,746 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:26:09,173 INFO L134 CoverageAnalysis]: Checked inductivity of 445 backedges. 0 proven. 445 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:26:09,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:09,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 732 states to 601 states and 732 transitions. [2021-11-23 00:26:09,552 INFO L276 IsEmpty]: Start isEmpty. Operand 601 states and 732 transitions. [2021-11-23 00:26:09,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 250 [2021-11-23 00:26:09,553 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:09,553 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:09,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:09,837 INFO L263 TraceCheckSpWp]: Trace formula consists of 1131 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:26:09,840 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:26:10,298 INFO L134 CoverageAnalysis]: Checked inductivity of 445 backedges. 0 proven. 445 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:26:10,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:10,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 743 states to 610 states and 743 transitions. [2021-11-23 00:26:10,593 INFO L276 IsEmpty]: Start isEmpty. Operand 610 states and 743 transitions. [2021-11-23 00:26:10,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2021-11-23 00:26:10,594 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:10,595 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:10,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:10,884 INFO L263 TraceCheckSpWp]: Trace formula consists of 1154 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:26:10,889 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:26:11,314 INFO L134 CoverageAnalysis]: Checked inductivity of 440 backedges. 0 proven. 437 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:26:11,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:11,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 753 states to 619 states and 753 transitions. [2021-11-23 00:26:11,428 INFO L276 IsEmpty]: Start isEmpty. Operand 619 states and 753 transitions. [2021-11-23 00:26:11,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2021-11-23 00:26:11,430 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:11,431 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:11,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:11,771 INFO L263 TraceCheckSpWp]: Trace formula consists of 1154 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:26:11,773 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:26:12,193 INFO L134 CoverageAnalysis]: Checked inductivity of 440 backedges. 0 proven. 437 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:26:12,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:12,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 763 states to 628 states and 763 transitions. [2021-11-23 00:26:12,285 INFO L276 IsEmpty]: Start isEmpty. Operand 628 states and 763 transitions. [2021-11-23 00:26:12,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2021-11-23 00:26:12,288 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:12,288 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:12,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:12,640 INFO L263 TraceCheckSpWp]: Trace formula consists of 1148 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:26:12,644 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:26:13,102 INFO L134 CoverageAnalysis]: Checked inductivity of 447 backedges. 0 proven. 445 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:26:14,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:14,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 765 states to 629 states and 765 transitions. [2021-11-23 00:26:14,075 INFO L276 IsEmpty]: Start isEmpty. Operand 629 states and 765 transitions. [2021-11-23 00:26:14,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2021-11-23 00:26:14,076 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:14,077 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:14,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:14,394 INFO L263 TraceCheckSpWp]: Trace formula consists of 1148 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:26:14,397 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:26:14,834 INFO L134 CoverageAnalysis]: Checked inductivity of 447 backedges. 0 proven. 445 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:26:15,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:15,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 767 states to 630 states and 767 transitions. [2021-11-23 00:26:15,191 INFO L276 IsEmpty]: Start isEmpty. Operand 630 states and 767 transitions. [2021-11-23 00:26:15,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2021-11-23 00:26:15,193 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:15,193 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:15,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:15,506 INFO L263 TraceCheckSpWp]: Trace formula consists of 1172 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:26:15,510 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:26:15,974 INFO L134 CoverageAnalysis]: Checked inductivity of 448 backedges. 0 proven. 445 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:26:16,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:16,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 769 states to 633 states and 769 transitions. [2021-11-23 00:26:16,440 INFO L276 IsEmpty]: Start isEmpty. Operand 633 states and 769 transitions. [2021-11-23 00:26:16,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2021-11-23 00:26:16,441 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:16,442 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:16,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:16,780 INFO L263 TraceCheckSpWp]: Trace formula consists of 1172 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:26:16,783 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:26:17,213 INFO L134 CoverageAnalysis]: Checked inductivity of 448 backedges. 0 proven. 445 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:26:17,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:17,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 771 states to 636 states and 771 transitions. [2021-11-23 00:26:17,802 INFO L276 IsEmpty]: Start isEmpty. Operand 636 states and 771 transitions. [2021-11-23 00:26:17,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 282 [2021-11-23 00:26:17,805 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:17,805 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:18,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:18,123 INFO L263 TraceCheckSpWp]: Trace formula consists of 1238 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 00:26:18,126 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:26:18,629 INFO L134 CoverageAnalysis]: Checked inductivity of 666 backedges. 0 proven. 666 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:26:19,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:19,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 827 states to 680 states and 827 transitions. [2021-11-23 00:26:19,039 INFO L276 IsEmpty]: Start isEmpty. Operand 680 states and 827 transitions. [2021-11-23 00:26:19,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 286 [2021-11-23 00:26:19,041 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:19,042 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:19,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:19,364 INFO L263 TraceCheckSpWp]: Trace formula consists of 1253 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 00:26:19,367 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:26:19,878 INFO L134 CoverageAnalysis]: Checked inductivity of 672 backedges. 0 proven. 671 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:26:19,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:19,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 829 states to 683 states and 829 transitions. [2021-11-23 00:26:19,975 INFO L276 IsEmpty]: Start isEmpty. Operand 683 states and 829 transitions. [2021-11-23 00:26:19,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 286 [2021-11-23 00:26:19,977 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:19,977 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:20,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:20,299 INFO L263 TraceCheckSpWp]: Trace formula consists of 1253 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 00:26:20,302 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:26:20,818 INFO L134 CoverageAnalysis]: Checked inductivity of 672 backedges. 0 proven. 671 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:26:20,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:20,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 831 states to 686 states and 831 transitions. [2021-11-23 00:26:20,910 INFO L276 IsEmpty]: Start isEmpty. Operand 686 states and 831 transitions. [2021-11-23 00:26:20,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 294 [2021-11-23 00:26:20,912 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:20,913 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:21,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:21,249 INFO L263 TraceCheckSpWp]: Trace formula consists of 1320 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 00:26:21,252 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:26:21,753 INFO L134 CoverageAnalysis]: Checked inductivity of 666 backedges. 0 proven. 666 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:26:22,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:22,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 842 states to 695 states and 842 transitions. [2021-11-23 00:26:22,660 INFO L276 IsEmpty]: Start isEmpty. Operand 695 states and 842 transitions. [2021-11-23 00:26:22,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 294 [2021-11-23 00:26:22,662 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:22,663 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:23,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:23,026 INFO L263 TraceCheckSpWp]: Trace formula consists of 1320 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 00:26:23,030 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:26:23,526 INFO L134 CoverageAnalysis]: Checked inductivity of 666 backedges. 0 proven. 666 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:26:23,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:23,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 853 states to 704 states and 853 transitions. [2021-11-23 00:26:23,957 INFO L276 IsEmpty]: Start isEmpty. Operand 704 states and 853 transitions. [2021-11-23 00:26:23,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 295 [2021-11-23 00:26:23,959 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:23,959 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:24,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:24,295 INFO L263 TraceCheckSpWp]: Trace formula consists of 1343 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 00:26:24,299 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:26:24,828 INFO L134 CoverageAnalysis]: Checked inductivity of 659 backedges. 0 proven. 656 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:26:24,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:24,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 863 states to 713 states and 863 transitions. [2021-11-23 00:26:24,931 INFO L276 IsEmpty]: Start isEmpty. Operand 713 states and 863 transitions. [2021-11-23 00:26:24,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 295 [2021-11-23 00:26:24,933 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:24,933 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:25,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:25,282 INFO L263 TraceCheckSpWp]: Trace formula consists of 1343 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 00:26:25,286 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:26:25,788 INFO L134 CoverageAnalysis]: Checked inductivity of 659 backedges. 0 proven. 656 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:26:25,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:25,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 873 states to 722 states and 873 transitions. [2021-11-23 00:26:25,892 INFO L276 IsEmpty]: Start isEmpty. Operand 722 states and 873 transitions. [2021-11-23 00:26:25,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 297 [2021-11-23 00:26:25,894 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:25,894 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:26,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:26,234 INFO L263 TraceCheckSpWp]: Trace formula consists of 1337 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 00:26:26,237 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:26:26,795 INFO L134 CoverageAnalysis]: Checked inductivity of 668 backedges. 0 proven. 666 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:26:27,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:27,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 875 states to 723 states and 875 transitions. [2021-11-23 00:26:27,338 INFO L276 IsEmpty]: Start isEmpty. Operand 723 states and 875 transitions. [2021-11-23 00:26:27,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 297 [2021-11-23 00:26:27,340 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:27,340 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:27,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:27,684 INFO L263 TraceCheckSpWp]: Trace formula consists of 1337 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 00:26:27,687 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:26:28,187 INFO L134 CoverageAnalysis]: Checked inductivity of 668 backedges. 0 proven. 666 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:26:28,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:28,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 877 states to 724 states and 877 transitions. [2021-11-23 00:26:28,863 INFO L276 IsEmpty]: Start isEmpty. Operand 724 states and 877 transitions. [2021-11-23 00:26:28,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 301 [2021-11-23 00:26:28,865 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:28,865 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:29,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:29,254 INFO L263 TraceCheckSpWp]: Trace formula consists of 1361 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 00:26:29,257 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:26:29,760 INFO L134 CoverageAnalysis]: Checked inductivity of 669 backedges. 0 proven. 666 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:26:30,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:30,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 879 states to 727 states and 879 transitions. [2021-11-23 00:26:30,297 INFO L276 IsEmpty]: Start isEmpty. Operand 727 states and 879 transitions. [2021-11-23 00:26:30,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 301 [2021-11-23 00:26:30,300 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:30,301 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:30,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:30,650 INFO L263 TraceCheckSpWp]: Trace formula consists of 1361 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 00:26:30,653 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:26:31,169 INFO L134 CoverageAnalysis]: Checked inductivity of 669 backedges. 0 proven. 666 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:26:32,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:32,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 881 states to 730 states and 881 transitions. [2021-11-23 00:26:32,069 INFO L276 IsEmpty]: Start isEmpty. Operand 730 states and 881 transitions. [2021-11-23 00:26:32,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 326 [2021-11-23 00:26:32,071 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:32,071 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:32,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:32,457 INFO L263 TraceCheckSpWp]: Trace formula consists of 1427 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-23 00:26:32,460 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:26:33,020 INFO L134 CoverageAnalysis]: Checked inductivity of 931 backedges. 0 proven. 931 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:26:33,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:33,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 937 states to 774 states and 937 transitions. [2021-11-23 00:26:33,782 INFO L276 IsEmpty]: Start isEmpty. Operand 774 states and 937 transitions. [2021-11-23 00:26:33,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 330 [2021-11-23 00:26:33,784 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:33,784 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:34,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:34,154 INFO L263 TraceCheckSpWp]: Trace formula consists of 1442 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-23 00:26:34,157 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:26:34,750 INFO L134 CoverageAnalysis]: Checked inductivity of 938 backedges. 0 proven. 937 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:26:34,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:34,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 939 states to 777 states and 939 transitions. [2021-11-23 00:26:34,856 INFO L276 IsEmpty]: Start isEmpty. Operand 777 states and 939 transitions. [2021-11-23 00:26:34,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 330 [2021-11-23 00:26:34,858 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:34,858 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:35,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:35,226 INFO L263 TraceCheckSpWp]: Trace formula consists of 1442 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-23 00:26:35,229 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:26:35,815 INFO L134 CoverageAnalysis]: Checked inductivity of 938 backedges. 0 proven. 937 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:26:35,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:35,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 941 states to 780 states and 941 transitions. [2021-11-23 00:26:35,922 INFO L276 IsEmpty]: Start isEmpty. Operand 780 states and 941 transitions. [2021-11-23 00:26:35,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 338 [2021-11-23 00:26:35,925 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:35,925 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:36,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:36,343 INFO L263 TraceCheckSpWp]: Trace formula consists of 1509 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-23 00:26:36,346 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:26:36,957 INFO L134 CoverageAnalysis]: Checked inductivity of 931 backedges. 0 proven. 931 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:26:37,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:37,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 952 states to 789 states and 952 transitions. [2021-11-23 00:26:37,384 INFO L276 IsEmpty]: Start isEmpty. Operand 789 states and 952 transitions. [2021-11-23 00:26:37,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 338 [2021-11-23 00:26:37,387 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:37,387 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:37,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:37,771 INFO L263 TraceCheckSpWp]: Trace formula consists of 1509 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-23 00:26:37,775 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:26:38,393 INFO L134 CoverageAnalysis]: Checked inductivity of 931 backedges. 0 proven. 931 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:26:38,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:38,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 963 states to 798 states and 963 transitions. [2021-11-23 00:26:38,765 INFO L276 IsEmpty]: Start isEmpty. Operand 798 states and 963 transitions. [2021-11-23 00:26:38,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 339 [2021-11-23 00:26:38,767 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:38,767 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:39,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:39,200 INFO L263 TraceCheckSpWp]: Trace formula consists of 1532 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-23 00:26:39,203 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:26:39,787 INFO L134 CoverageAnalysis]: Checked inductivity of 922 backedges. 0 proven. 919 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:26:39,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:39,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 973 states to 807 states and 973 transitions. [2021-11-23 00:26:39,904 INFO L276 IsEmpty]: Start isEmpty. Operand 807 states and 973 transitions. [2021-11-23 00:26:39,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 339 [2021-11-23 00:26:39,906 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:39,907 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:40,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:40,307 INFO L263 TraceCheckSpWp]: Trace formula consists of 1532 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-23 00:26:40,311 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:26:40,883 INFO L134 CoverageAnalysis]: Checked inductivity of 922 backedges. 0 proven. 919 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:26:41,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:41,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 983 states to 816 states and 983 transitions. [2021-11-23 00:26:41,014 INFO L276 IsEmpty]: Start isEmpty. Operand 816 states and 983 transitions. [2021-11-23 00:26:41,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 341 [2021-11-23 00:26:41,016 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:41,016 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:41,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:41,410 INFO L263 TraceCheckSpWp]: Trace formula consists of 1526 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-23 00:26:41,413 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:26:42,044 INFO L134 CoverageAnalysis]: Checked inductivity of 933 backedges. 0 proven. 931 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:26:43,542 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.40s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-23 00:26:43,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:43,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 985 states to 817 states and 985 transitions. [2021-11-23 00:26:43,633 INFO L276 IsEmpty]: Start isEmpty. Operand 817 states and 985 transitions. [2021-11-23 00:26:43,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 341 [2021-11-23 00:26:43,635 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:43,635 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:44,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:44,019 INFO L263 TraceCheckSpWp]: Trace formula consists of 1526 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-23 00:26:44,023 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:26:44,633 INFO L134 CoverageAnalysis]: Checked inductivity of 933 backedges. 0 proven. 931 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:26:47,664 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.93s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-23 00:26:47,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:47,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 987 states to 818 states and 987 transitions. [2021-11-23 00:26:47,944 INFO L276 IsEmpty]: Start isEmpty. Operand 818 states and 987 transitions. [2021-11-23 00:26:47,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 345 [2021-11-23 00:26:47,946 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:47,946 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:48,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:48,383 INFO L263 TraceCheckSpWp]: Trace formula consists of 1550 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-23 00:26:48,387 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:26:48,982 INFO L134 CoverageAnalysis]: Checked inductivity of 934 backedges. 0 proven. 931 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:26:52,066 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.40s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-23 00:26:52,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:52,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 989 states to 821 states and 989 transitions. [2021-11-23 00:26:52,102 INFO L276 IsEmpty]: Start isEmpty. Operand 821 states and 989 transitions. [2021-11-23 00:26:52,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 345 [2021-11-23 00:26:52,105 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:52,105 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:52,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:52,528 INFO L263 TraceCheckSpWp]: Trace formula consists of 1550 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-23 00:26:52,532 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:26:53,230 INFO L134 CoverageAnalysis]: Checked inductivity of 934 backedges. 0 proven. 931 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:26:54,528 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.13s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-23 00:26:55,705 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.18s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-23 00:26:55,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:55,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 991 states to 824 states and 991 transitions. [2021-11-23 00:26:55,731 INFO L276 IsEmpty]: Start isEmpty. Operand 824 states and 991 transitions. [2021-11-23 00:26:55,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 370 [2021-11-23 00:26:55,733 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:55,734 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:56,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:56,177 INFO L263 TraceCheckSpWp]: Trace formula consists of 1616 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-23 00:26:56,181 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:26:56,914 INFO L134 CoverageAnalysis]: Checked inductivity of 1240 backedges. 0 proven. 1240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:26:57,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:57,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1047 states to 868 states and 1047 transitions. [2021-11-23 00:26:57,393 INFO L276 IsEmpty]: Start isEmpty. Operand 868 states and 1047 transitions. [2021-11-23 00:26:57,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 374 [2021-11-23 00:26:57,396 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:57,396 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:57,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:57,833 INFO L263 TraceCheckSpWp]: Trace formula consists of 1631 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-23 00:26:57,837 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:26:58,569 INFO L134 CoverageAnalysis]: Checked inductivity of 1248 backedges. 0 proven. 1247 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:26:58,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:58,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1049 states to 871 states and 1049 transitions. [2021-11-23 00:26:58,692 INFO L276 IsEmpty]: Start isEmpty. Operand 871 states and 1049 transitions. [2021-11-23 00:26:58,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 374 [2021-11-23 00:26:58,695 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:58,696 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:59,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:59,226 INFO L263 TraceCheckSpWp]: Trace formula consists of 1631 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-23 00:26:59,231 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:27:00,027 INFO L134 CoverageAnalysis]: Checked inductivity of 1248 backedges. 0 proven. 1247 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:27:00,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:00,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1051 states to 874 states and 1051 transitions. [2021-11-23 00:27:00,150 INFO L276 IsEmpty]: Start isEmpty. Operand 874 states and 1051 transitions. [2021-11-23 00:27:00,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 382 [2021-11-23 00:27:00,153 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:00,153 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:00,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:00,617 INFO L263 TraceCheckSpWp]: Trace formula consists of 1698 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-23 00:27:00,621 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:27:01,330 INFO L134 CoverageAnalysis]: Checked inductivity of 1240 backedges. 0 proven. 1240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:27:01,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:01,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1062 states to 883 states and 1062 transitions. [2021-11-23 00:27:01,722 INFO L276 IsEmpty]: Start isEmpty. Operand 883 states and 1062 transitions. [2021-11-23 00:27:01,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 382 [2021-11-23 00:27:01,725 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:01,725 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:02,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:02,274 INFO L263 TraceCheckSpWp]: Trace formula consists of 1698 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-23 00:27:02,280 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:27:03,079 INFO L134 CoverageAnalysis]: Checked inductivity of 1240 backedges. 0 proven. 1240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:27:03,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:03,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1073 states to 892 states and 1073 transitions. [2021-11-23 00:27:03,547 INFO L276 IsEmpty]: Start isEmpty. Operand 892 states and 1073 transitions. [2021-11-23 00:27:03,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 383 [2021-11-23 00:27:03,551 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:03,551 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:03,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:04,003 INFO L263 TraceCheckSpWp]: Trace formula consists of 1721 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-23 00:27:04,008 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:27:04,764 INFO L134 CoverageAnalysis]: Checked inductivity of 1229 backedges. 0 proven. 1226 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:27:04,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:04,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1083 states to 901 states and 1083 transitions. [2021-11-23 00:27:04,902 INFO L276 IsEmpty]: Start isEmpty. Operand 901 states and 1083 transitions. [2021-11-23 00:27:04,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 383 [2021-11-23 00:27:04,905 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:04,905 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:05,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:05,397 INFO L263 TraceCheckSpWp]: Trace formula consists of 1721 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-23 00:27:05,401 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:27:06,131 INFO L134 CoverageAnalysis]: Checked inductivity of 1229 backedges. 0 proven. 1226 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:27:06,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:06,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1093 states to 910 states and 1093 transitions. [2021-11-23 00:27:06,266 INFO L276 IsEmpty]: Start isEmpty. Operand 910 states and 1093 transitions. [2021-11-23 00:27:06,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 385 [2021-11-23 00:27:06,268 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:06,269 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:06,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:06,820 INFO L263 TraceCheckSpWp]: Trace formula consists of 1715 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-23 00:27:06,826 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:27:07,628 INFO L134 CoverageAnalysis]: Checked inductivity of 1242 backedges. 0 proven. 1240 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:27:10,113 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-23 00:27:10,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:10,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1095 states to 911 states and 1095 transitions. [2021-11-23 00:27:10,166 INFO L276 IsEmpty]: Start isEmpty. Operand 911 states and 1095 transitions. [2021-11-23 00:27:10,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 385 [2021-11-23 00:27:10,169 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:10,169 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:10,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:10,719 INFO L263 TraceCheckSpWp]: Trace formula consists of 1715 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-23 00:27:10,725 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:27:11,466 INFO L134 CoverageAnalysis]: Checked inductivity of 1242 backedges. 0 proven. 1240 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:27:13,686 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-23 00:27:13,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:13,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1097 states to 912 states and 1097 transitions. [2021-11-23 00:27:13,979 INFO L276 IsEmpty]: Start isEmpty. Operand 912 states and 1097 transitions. [2021-11-23 00:27:13,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 389 [2021-11-23 00:27:13,981 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:13,981 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:14,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:14,449 INFO L263 TraceCheckSpWp]: Trace formula consists of 1739 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-23 00:27:14,480 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:27:15,246 INFO L134 CoverageAnalysis]: Checked inductivity of 1243 backedges. 0 proven. 1240 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:27:17,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:17,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1099 states to 915 states and 1099 transitions. [2021-11-23 00:27:17,145 INFO L276 IsEmpty]: Start isEmpty. Operand 915 states and 1099 transitions. [2021-11-23 00:27:17,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 389 [2021-11-23 00:27:17,147 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:17,147 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:17,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:17,618 INFO L263 TraceCheckSpWp]: Trace formula consists of 1739 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-23 00:27:17,622 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:27:18,402 INFO L134 CoverageAnalysis]: Checked inductivity of 1243 backedges. 0 proven. 1240 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:27:19,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:19,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1101 states to 918 states and 1101 transitions. [2021-11-23 00:27:19,798 INFO L276 IsEmpty]: Start isEmpty. Operand 918 states and 1101 transitions. [2021-11-23 00:27:19,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 414 [2021-11-23 00:27:19,821 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:19,822 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:20,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:20,456 INFO L263 TraceCheckSpWp]: Trace formula consists of 1805 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-23 00:27:20,460 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:27:21,270 INFO L134 CoverageAnalysis]: Checked inductivity of 1593 backedges. 0 proven. 1593 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:27:21,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:21,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1156 states to 962 states and 1156 transitions. [2021-11-23 00:27:21,846 INFO L276 IsEmpty]: Start isEmpty. Operand 962 states and 1156 transitions. [2021-11-23 00:27:21,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 418 [2021-11-23 00:27:21,848 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:21,848 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:22,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:22,333 INFO L263 TraceCheckSpWp]: Trace formula consists of 1820 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-23 00:27:22,336 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:27:23,179 INFO L134 CoverageAnalysis]: Checked inductivity of 1602 backedges. 0 proven. 1601 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:27:23,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:23,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1158 states to 965 states and 1158 transitions. [2021-11-23 00:27:23,319 INFO L276 IsEmpty]: Start isEmpty. Operand 965 states and 1158 transitions. [2021-11-23 00:27:23,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 418 [2021-11-23 00:27:23,321 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:23,321 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:23,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:23,801 INFO L263 TraceCheckSpWp]: Trace formula consists of 1820 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-23 00:27:23,804 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:27:24,706 INFO L134 CoverageAnalysis]: Checked inductivity of 1602 backedges. 0 proven. 1601 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:27:24,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:24,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1160 states to 968 states and 1160 transitions. [2021-11-23 00:27:24,873 INFO L276 IsEmpty]: Start isEmpty. Operand 968 states and 1160 transitions. [2021-11-23 00:27:24,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 426 [2021-11-23 00:27:24,875 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:24,875 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:25,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:25,356 INFO L263 TraceCheckSpWp]: Trace formula consists of 1887 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-23 00:27:25,360 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:27:26,158 INFO L134 CoverageAnalysis]: Checked inductivity of 1593 backedges. 0 proven. 1593 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:27:26,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:26,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1171 states to 977 states and 1171 transitions. [2021-11-23 00:27:26,697 INFO L276 IsEmpty]: Start isEmpty. Operand 977 states and 1171 transitions. [2021-11-23 00:27:26,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 426 [2021-11-23 00:27:26,700 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:26,700 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:27,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:27,242 INFO L263 TraceCheckSpWp]: Trace formula consists of 1887 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-23 00:27:27,246 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:27:28,074 INFO L134 CoverageAnalysis]: Checked inductivity of 1593 backedges. 0 proven. 1593 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:27:28,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:28,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1182 states to 986 states and 1182 transitions. [2021-11-23 00:27:28,446 INFO L276 IsEmpty]: Start isEmpty. Operand 986 states and 1182 transitions. [2021-11-23 00:27:28,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 427 [2021-11-23 00:27:28,449 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:28,449 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:28,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:28,977 INFO L263 TraceCheckSpWp]: Trace formula consists of 1910 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-23 00:27:28,981 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:27:29,885 INFO L134 CoverageAnalysis]: Checked inductivity of 1580 backedges. 0 proven. 1577 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:27:30,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:30,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1192 states to 995 states and 1192 transitions. [2021-11-23 00:27:30,039 INFO L276 IsEmpty]: Start isEmpty. Operand 995 states and 1192 transitions. [2021-11-23 00:27:30,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 427 [2021-11-23 00:27:30,041 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:30,041 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:30,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:30,541 INFO L263 TraceCheckSpWp]: Trace formula consists of 1910 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-23 00:27:30,545 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:27:31,351 INFO L134 CoverageAnalysis]: Checked inductivity of 1580 backedges. 0 proven. 1577 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:27:31,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:31,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1202 states to 1004 states and 1202 transitions. [2021-11-23 00:27:31,502 INFO L276 IsEmpty]: Start isEmpty. Operand 1004 states and 1202 transitions. [2021-11-23 00:27:31,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 429 [2021-11-23 00:27:31,504 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:31,504 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:32,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:32,045 INFO L263 TraceCheckSpWp]: Trace formula consists of 1904 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-23 00:27:32,049 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:27:32,887 INFO L134 CoverageAnalysis]: Checked inductivity of 1595 backedges. 0 proven. 1593 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:27:34,493 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.47s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-23 00:27:34,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:34,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1204 states to 1005 states and 1204 transitions. [2021-11-23 00:27:34,806 INFO L276 IsEmpty]: Start isEmpty. Operand 1005 states and 1204 transitions. [2021-11-23 00:27:34,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 429 [2021-11-23 00:27:34,809 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:34,809 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:35,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:35,318 INFO L263 TraceCheckSpWp]: Trace formula consists of 1904 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-23 00:27:35,321 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:27:36,180 INFO L134 CoverageAnalysis]: Checked inductivity of 1595 backedges. 0 proven. 1593 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:27:37,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:37,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1206 states to 1006 states and 1206 transitions. [2021-11-23 00:27:37,299 INFO L276 IsEmpty]: Start isEmpty. Operand 1006 states and 1206 transitions. [2021-11-23 00:27:37,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 433 [2021-11-23 00:27:37,301 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:37,301 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:37,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:37,817 INFO L263 TraceCheckSpWp]: Trace formula consists of 1928 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-23 00:27:37,820 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:27:38,656 INFO L134 CoverageAnalysis]: Checked inductivity of 1596 backedges. 0 proven. 1593 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:27:39,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:39,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1208 states to 1009 states and 1208 transitions. [2021-11-23 00:27:39,880 INFO L276 IsEmpty]: Start isEmpty. Operand 1009 states and 1208 transitions. [2021-11-23 00:27:39,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 433 [2021-11-23 00:27:39,883 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:39,883 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:40,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:40,414 INFO L263 TraceCheckSpWp]: Trace formula consists of 1928 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-23 00:27:40,418 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:27:41,225 INFO L134 CoverageAnalysis]: Checked inductivity of 1596 backedges. 0 proven. 1593 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:27:42,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:42,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1210 states to 1012 states and 1210 transitions. [2021-11-23 00:27:42,644 INFO L276 IsEmpty]: Start isEmpty. Operand 1012 states and 1210 transitions. [2021-11-23 00:27:42,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 458 [2021-11-23 00:27:42,647 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:42,647 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:43,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:43,318 INFO L263 TraceCheckSpWp]: Trace formula consists of 1994 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 00:27:43,334 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:27:44,095 INFO L134 CoverageAnalysis]: Checked inductivity of 1990 backedges. 289 proven. 0 refuted. 0 times theorem prover too weak. 1701 trivial. 0 not checked. [2021-11-23 00:27:44,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:44,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1250 states to 1044 states and 1250 transitions. [2021-11-23 00:27:44,402 INFO L276 IsEmpty]: Start isEmpty. Operand 1044 states and 1250 transitions. [2021-11-23 00:27:44,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 462 [2021-11-23 00:27:44,404 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:44,404 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:44,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:44,947 INFO L263 TraceCheckSpWp]: Trace formula consists of 2009 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 00:27:44,952 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:27:45,769 INFO L134 CoverageAnalysis]: Checked inductivity of 2000 backedges. 298 proven. 0 refuted. 0 times theorem prover too weak. 1702 trivial. 0 not checked. [2021-11-23 00:27:45,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:45,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1252 states to 1047 states and 1252 transitions. [2021-11-23 00:27:45,826 INFO L276 IsEmpty]: Start isEmpty. Operand 1047 states and 1252 transitions. [2021-11-23 00:27:45,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 462 [2021-11-23 00:27:45,829 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:45,829 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:46,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:46,401 INFO L263 TraceCheckSpWp]: Trace formula consists of 2009 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 00:27:46,405 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:27:47,289 INFO L134 CoverageAnalysis]: Checked inductivity of 2000 backedges. 298 proven. 0 refuted. 0 times theorem prover too weak. 1702 trivial. 0 not checked. [2021-11-23 00:27:47,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:47,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1254 states to 1050 states and 1254 transitions. [2021-11-23 00:27:47,338 INFO L276 IsEmpty]: Start isEmpty. Operand 1050 states and 1254 transitions. [2021-11-23 00:27:47,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 470 [2021-11-23 00:27:47,341 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:47,342 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:47,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:47,988 INFO L263 TraceCheckSpWp]: Trace formula consists of 2076 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 00:27:47,995 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:27:48,848 INFO L134 CoverageAnalysis]: Checked inductivity of 1990 backedges. 289 proven. 0 refuted. 0 times theorem prover too weak. 1701 trivial. 0 not checked. [2021-11-23 00:27:49,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:49,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1265 states to 1059 states and 1265 transitions. [2021-11-23 00:27:49,881 INFO L276 IsEmpty]: Start isEmpty. Operand 1059 states and 1265 transitions. [2021-11-23 00:27:49,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 471 [2021-11-23 00:27:49,883 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:49,883 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:50,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:50,436 INFO L263 TraceCheckSpWp]: Trace formula consists of 2099 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 00:27:50,440 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:27:51,554 INFO L134 CoverageAnalysis]: Checked inductivity of 1975 backedges. 10 proven. 279 refuted. 0 times theorem prover too weak. 1686 trivial. 0 not checked. [2021-11-23 00:27:59,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:59,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1837 states to 1514 states and 1837 transitions. [2021-11-23 00:27:59,210 INFO L276 IsEmpty]: Start isEmpty. Operand 1514 states and 1837 transitions. [2021-11-23 00:27:59,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 471 [2021-11-23 00:27:59,212 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:59,213 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:59,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:59,768 INFO L263 TraceCheckSpWp]: Trace formula consists of 2099 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 00:27:59,773 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:28:00,731 INFO L134 CoverageAnalysis]: Checked inductivity of 1975 backedges. 271 proven. 0 refuted. 0 times theorem prover too weak. 1704 trivial. 0 not checked. [2021-11-23 00:28:00,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:00,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1847 states to 1523 states and 1847 transitions. [2021-11-23 00:28:00,802 INFO L276 IsEmpty]: Start isEmpty. Operand 1523 states and 1847 transitions. [2021-11-23 00:28:00,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 473 [2021-11-23 00:28:00,806 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:00,806 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:01,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:01,447 INFO L263 TraceCheckSpWp]: Trace formula consists of 2093 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 00:28:01,453 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:28:02,325 INFO L134 CoverageAnalysis]: Checked inductivity of 1992 backedges. 289 proven. 0 refuted. 0 times theorem prover too weak. 1703 trivial. 0 not checked. [2021-11-23 00:28:05,104 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.76s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-23 00:28:05,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:05,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1849 states to 1524 states and 1849 transitions. [2021-11-23 00:28:05,998 INFO L276 IsEmpty]: Start isEmpty. Operand 1524 states and 1849 transitions. [2021-11-23 00:28:06,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 474 [2021-11-23 00:28:06,000 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:06,001 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:06,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:06,597 INFO L263 TraceCheckSpWp]: Trace formula consists of 2113 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 00:28:06,602 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:28:07,149 INFO L134 CoverageAnalysis]: Checked inductivity of 1976 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1975 trivial. 0 not checked. [2021-11-23 00:28:07,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:07,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1847 states to 1524 states and 1847 transitions. [2021-11-23 00:28:07,191 INFO L276 IsEmpty]: Start isEmpty. Operand 1524 states and 1847 transitions. [2021-11-23 00:28:07,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 475 [2021-11-23 00:28:07,195 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:07,196 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:07,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:07,889 INFO L263 TraceCheckSpWp]: Trace formula consists of 2114 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 00:28:07,893 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:28:08,918 INFO L134 CoverageAnalysis]: Checked inductivity of 1985 backedges. 10 proven. 288 refuted. 0 times theorem prover too weak. 1687 trivial. 0 not checked. [2021-11-23 00:28:08,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:08,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1849 states to 1527 states and 1849 transitions. [2021-11-23 00:28:08,955 INFO L276 IsEmpty]: Start isEmpty. Operand 1527 states and 1849 transitions. [2021-11-23 00:28:08,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 475 [2021-11-23 00:28:08,958 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:08,958 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:09,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:09,517 INFO L263 TraceCheckSpWp]: Trace formula consists of 2114 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 00:28:09,521 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:28:10,651 INFO L134 CoverageAnalysis]: Checked inductivity of 1985 backedges. 10 proven. 280 refuted. 0 times theorem prover too weak. 1695 trivial. 0 not checked. [2021-11-23 00:28:10,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:10,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1851 states to 1530 states and 1851 transitions. [2021-11-23 00:28:10,708 INFO L276 IsEmpty]: Start isEmpty. Operand 1530 states and 1851 transitions. [2021-11-23 00:28:10,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 475 [2021-11-23 00:28:10,712 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:10,712 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:11,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:11,287 INFO L263 TraceCheckSpWp]: Trace formula consists of 2114 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 00:28:11,292 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:28:12,308 INFO L134 CoverageAnalysis]: Checked inductivity of 1985 backedges. 10 proven. 280 refuted. 0 times theorem prover too weak. 1695 trivial. 0 not checked. [2021-11-23 00:28:12,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:12,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1853 states to 1533 states and 1853 transitions. [2021-11-23 00:28:12,366 INFO L276 IsEmpty]: Start isEmpty. Operand 1533 states and 1853 transitions. [2021-11-23 00:28:12,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 475 [2021-11-23 00:28:12,370 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:12,370 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:12,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:12,978 INFO L263 TraceCheckSpWp]: Trace formula consists of 2114 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 00:28:12,982 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:28:13,949 INFO L134 CoverageAnalysis]: Checked inductivity of 1985 backedges. 10 proven. 280 refuted. 0 times theorem prover too weak. 1695 trivial. 0 not checked. [2021-11-23 00:28:13,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:13,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1855 states to 1536 states and 1855 transitions. [2021-11-23 00:28:13,986 INFO L276 IsEmpty]: Start isEmpty. Operand 1536 states and 1855 transitions. [2021-11-23 00:28:13,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 475 [2021-11-23 00:28:13,989 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:13,989 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:14,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:14,546 INFO L263 TraceCheckSpWp]: Trace formula consists of 2114 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 00:28:14,552 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:28:15,619 INFO L134 CoverageAnalysis]: Checked inductivity of 1985 backedges. 10 proven. 280 refuted. 0 times theorem prover too weak. 1695 trivial. 0 not checked. [2021-11-23 00:28:15,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:15,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1857 states to 1539 states and 1857 transitions. [2021-11-23 00:28:15,656 INFO L276 IsEmpty]: Start isEmpty. Operand 1539 states and 1857 transitions. [2021-11-23 00:28:15,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 475 [2021-11-23 00:28:15,659 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:15,659 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:16,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:16,228 INFO L263 TraceCheckSpWp]: Trace formula consists of 2114 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 00:28:16,232 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:28:17,254 INFO L134 CoverageAnalysis]: Checked inductivity of 1985 backedges. 10 proven. 280 refuted. 0 times theorem prover too weak. 1695 trivial. 0 not checked. [2021-11-23 00:28:17,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:17,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1859 states to 1542 states and 1859 transitions. [2021-11-23 00:28:17,291 INFO L276 IsEmpty]: Start isEmpty. Operand 1542 states and 1859 transitions. [2021-11-23 00:28:17,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 475 [2021-11-23 00:28:17,316 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:17,316 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:17,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:17,918 INFO L263 TraceCheckSpWp]: Trace formula consists of 2114 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 00:28:17,924 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:28:18,915 INFO L134 CoverageAnalysis]: Checked inductivity of 1985 backedges. 10 proven. 280 refuted. 0 times theorem prover too weak. 1695 trivial. 0 not checked. [2021-11-23 00:28:18,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:18,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1861 states to 1545 states and 1861 transitions. [2021-11-23 00:28:18,949 INFO L276 IsEmpty]: Start isEmpty. Operand 1545 states and 1861 transitions. [2021-11-23 00:28:18,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 475 [2021-11-23 00:28:18,952 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:18,953 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:19,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:19,524 INFO L263 TraceCheckSpWp]: Trace formula consists of 2114 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 00:28:19,528 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:28:20,560 INFO L134 CoverageAnalysis]: Checked inductivity of 1985 backedges. 10 proven. 280 refuted. 0 times theorem prover too weak. 1695 trivial. 0 not checked. [2021-11-23 00:28:20,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:20,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1863 states to 1548 states and 1863 transitions. [2021-11-23 00:28:20,617 INFO L276 IsEmpty]: Start isEmpty. Operand 1548 states and 1863 transitions. [2021-11-23 00:28:20,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 475 [2021-11-23 00:28:20,620 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:20,621 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:21,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:21,195 INFO L263 TraceCheckSpWp]: Trace formula consists of 2114 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 00:28:21,199 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:28:22,297 INFO L134 CoverageAnalysis]: Checked inductivity of 1985 backedges. 10 proven. 280 refuted. 0 times theorem prover too weak. 1695 trivial. 0 not checked. [2021-11-23 00:28:22,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:22,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1865 states to 1551 states and 1865 transitions. [2021-11-23 00:28:22,333 INFO L276 IsEmpty]: Start isEmpty. Operand 1551 states and 1865 transitions. [2021-11-23 00:28:22,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 475 [2021-11-23 00:28:22,336 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:22,336 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:22,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:22,952 INFO L263 TraceCheckSpWp]: Trace formula consists of 2114 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 00:28:22,957 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:28:23,950 INFO L134 CoverageAnalysis]: Checked inductivity of 1985 backedges. 10 proven. 280 refuted. 0 times theorem prover too weak. 1695 trivial. 0 not checked. [2021-11-23 00:28:23,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:23,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1867 states to 1554 states and 1867 transitions. [2021-11-23 00:28:23,987 INFO L276 IsEmpty]: Start isEmpty. Operand 1554 states and 1867 transitions. [2021-11-23 00:28:23,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 475 [2021-11-23 00:28:23,989 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:23,989 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:24,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:24,549 INFO L263 TraceCheckSpWp]: Trace formula consists of 2114 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 00:28:24,552 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:28:25,638 INFO L134 CoverageAnalysis]: Checked inductivity of 1976 backedges. 10 proven. 279 refuted. 0 times theorem prover too weak. 1687 trivial. 0 not checked. [2021-11-23 00:28:25,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:25,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1869 states to 1557 states and 1869 transitions. [2021-11-23 00:28:25,710 INFO L276 IsEmpty]: Start isEmpty. Operand 1557 states and 1869 transitions. [2021-11-23 00:28:25,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 475 [2021-11-23 00:28:25,713 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:25,713 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:26,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:26,281 INFO L263 TraceCheckSpWp]: Trace formula consists of 2114 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 00:28:26,284 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:28:27,255 INFO L134 CoverageAnalysis]: Checked inductivity of 1985 backedges. 10 proven. 280 refuted. 0 times theorem prover too weak. 1695 trivial. 0 not checked. [2021-11-23 00:28:27,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:27,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1871 states to 1560 states and 1871 transitions. [2021-11-23 00:28:27,292 INFO L276 IsEmpty]: Start isEmpty. Operand 1560 states and 1871 transitions. [2021-11-23 00:28:27,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 475 [2021-11-23 00:28:27,296 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:27,297 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:27,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:27,867 INFO L263 TraceCheckSpWp]: Trace formula consists of 2114 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 00:28:27,871 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:28:28,904 INFO L134 CoverageAnalysis]: Checked inductivity of 1985 backedges. 10 proven. 280 refuted. 0 times theorem prover too weak. 1695 trivial. 0 not checked. [2021-11-23 00:28:28,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:28,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1873 states to 1563 states and 1873 transitions. [2021-11-23 00:28:28,942 INFO L276 IsEmpty]: Start isEmpty. Operand 1563 states and 1873 transitions. [2021-11-23 00:28:28,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 475 [2021-11-23 00:28:28,944 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:28,945 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:29,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:29,511 INFO L263 TraceCheckSpWp]: Trace formula consists of 2114 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 00:28:29,515 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:28:30,594 INFO L134 CoverageAnalysis]: Checked inductivity of 1985 backedges. 10 proven. 280 refuted. 0 times theorem prover too weak. 1695 trivial. 0 not checked. [2021-11-23 00:28:30,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:30,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1875 states to 1566 states and 1875 transitions. [2021-11-23 00:28:30,629 INFO L276 IsEmpty]: Start isEmpty. Operand 1566 states and 1875 transitions. [2021-11-23 00:28:30,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 475 [2021-11-23 00:28:30,633 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:30,633 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:31,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:31,241 INFO L263 TraceCheckSpWp]: Trace formula consists of 2114 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 00:28:31,245 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:28:32,225 INFO L134 CoverageAnalysis]: Checked inductivity of 1985 backedges. 10 proven. 280 refuted. 0 times theorem prover too weak. 1695 trivial. 0 not checked. [2021-11-23 00:28:32,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:32,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1877 states to 1569 states and 1877 transitions. [2021-11-23 00:28:32,261 INFO L276 IsEmpty]: Start isEmpty. Operand 1569 states and 1877 transitions. [2021-11-23 00:28:32,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 475 [2021-11-23 00:28:32,264 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:32,265 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:32,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:32,831 INFO L263 TraceCheckSpWp]: Trace formula consists of 2114 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 00:28:32,835 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:28:33,948 INFO L134 CoverageAnalysis]: Checked inductivity of 1985 backedges. 10 proven. 280 refuted. 0 times theorem prover too weak. 1695 trivial. 0 not checked. [2021-11-23 00:28:33,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:33,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1879 states to 1572 states and 1879 transitions. [2021-11-23 00:28:33,983 INFO L276 IsEmpty]: Start isEmpty. Operand 1572 states and 1879 transitions. [2021-11-23 00:28:33,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 475 [2021-11-23 00:28:33,987 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:33,988 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:34,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:34,546 INFO L263 TraceCheckSpWp]: Trace formula consists of 2114 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 00:28:34,550 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:28:35,550 INFO L134 CoverageAnalysis]: Checked inductivity of 1985 backedges. 10 proven. 280 refuted. 0 times theorem prover too weak. 1695 trivial. 0 not checked. [2021-11-23 00:28:35,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:35,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1881 states to 1575 states and 1881 transitions. [2021-11-23 00:28:35,586 INFO L276 IsEmpty]: Start isEmpty. Operand 1575 states and 1881 transitions. [2021-11-23 00:28:35,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 475 [2021-11-23 00:28:35,589 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:35,589 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:36,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:36,212 INFO L263 TraceCheckSpWp]: Trace formula consists of 2114 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 00:28:36,217 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:28:37,220 INFO L134 CoverageAnalysis]: Checked inductivity of 1985 backedges. 10 proven. 280 refuted. 0 times theorem prover too weak. 1695 trivial. 0 not checked. [2021-11-23 00:28:37,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:37,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1883 states to 1578 states and 1883 transitions. [2021-11-23 00:28:37,266 INFO L276 IsEmpty]: Start isEmpty. Operand 1578 states and 1883 transitions. [2021-11-23 00:28:37,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 475 [2021-11-23 00:28:37,269 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:37,269 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:37,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:37,823 INFO L263 TraceCheckSpWp]: Trace formula consists of 2114 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 00:28:37,826 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:28:38,880 INFO L134 CoverageAnalysis]: Checked inductivity of 1985 backedges. 10 proven. 280 refuted. 0 times theorem prover too weak. 1695 trivial. 0 not checked. [2021-11-23 00:28:38,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:38,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1885 states to 1581 states and 1885 transitions. [2021-11-23 00:28:38,913 INFO L276 IsEmpty]: Start isEmpty. Operand 1581 states and 1885 transitions. [2021-11-23 00:28:38,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 475 [2021-11-23 00:28:38,915 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:38,916 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:39,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:39,540 INFO L263 TraceCheckSpWp]: Trace formula consists of 2114 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 00:28:39,544 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:28:40,516 INFO L134 CoverageAnalysis]: Checked inductivity of 1985 backedges. 10 proven. 280 refuted. 0 times theorem prover too weak. 1695 trivial. 0 not checked. [2021-11-23 00:28:40,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:40,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1887 states to 1584 states and 1887 transitions. [2021-11-23 00:28:40,552 INFO L276 IsEmpty]: Start isEmpty. Operand 1584 states and 1887 transitions. [2021-11-23 00:28:40,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 475 [2021-11-23 00:28:40,556 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:40,556 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:41,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:41,134 INFO L263 TraceCheckSpWp]: Trace formula consists of 2114 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 00:28:41,138 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:28:42,196 INFO L134 CoverageAnalysis]: Checked inductivity of 1985 backedges. 10 proven. 288 refuted. 0 times theorem prover too weak. 1687 trivial. 0 not checked. [2021-11-23 00:28:42,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:42,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1875 states to 1575 states and 1875 transitions. [2021-11-23 00:28:42,232 INFO L276 IsEmpty]: Start isEmpty. Operand 1575 states and 1875 transitions. [2021-11-23 00:28:42,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 477 [2021-11-23 00:28:42,235 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:42,236 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:42,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:42,830 INFO L263 TraceCheckSpWp]: Trace formula consists of 2123 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 00:28:42,833 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:28:43,346 INFO L134 CoverageAnalysis]: Checked inductivity of 1975 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1975 trivial. 0 not checked. [2021-11-23 00:28:43,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:43,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1870 states to 1575 states and 1870 transitions. [2021-11-23 00:28:43,374 INFO L276 IsEmpty]: Start isEmpty. Operand 1575 states and 1870 transitions. [2021-11-23 00:28:43,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 477 [2021-11-23 00:28:43,377 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:43,377 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:43,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:43,950 INFO L263 TraceCheckSpWp]: Trace formula consists of 2117 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 00:28:43,954 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:28:44,793 INFO L134 CoverageAnalysis]: Checked inductivity of 1993 backedges. 289 proven. 0 refuted. 0 times theorem prover too weak. 1704 trivial. 0 not checked. [2021-11-23 00:28:46,464 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.30s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-23 00:28:46,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:46,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1872 states to 1578 states and 1872 transitions. [2021-11-23 00:28:46,509 INFO L276 IsEmpty]: Start isEmpty. Operand 1578 states and 1872 transitions. [2021-11-23 00:28:46,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 478 [2021-11-23 00:28:46,512 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:46,512 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:47,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:47,084 INFO L263 TraceCheckSpWp]: Trace formula consists of 2124 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 00:28:47,088 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:28:47,869 INFO L134 CoverageAnalysis]: Checked inductivity of 1975 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 1875 trivial. 0 not checked. [2021-11-23 00:28:48,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:48,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1885 states to 1589 states and 1885 transitions. [2021-11-23 00:28:48,308 INFO L276 IsEmpty]: Start isEmpty. Operand 1589 states and 1885 transitions. [2021-11-23 00:28:48,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 484 [2021-11-23 00:28:48,314 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:48,314 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:48,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:48,889 INFO L263 TraceCheckSpWp]: Trace formula consists of 2204 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 00:28:48,893 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:28:49,883 INFO L134 CoverageAnalysis]: Checked inductivity of 1972 backedges. 10 proven. 261 refuted. 0 times theorem prover too weak. 1701 trivial. 0 not checked. [2021-11-23 00:28:50,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:50,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1892 states to 1584 states and 1878 transitions. [2021-11-23 00:28:50,051 INFO L276 IsEmpty]: Start isEmpty. Operand 1584 states and 1878 transitions. [2021-11-23 00:28:50,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 482 [2021-11-23 00:28:50,055 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:50,055 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:50,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:50,627 INFO L263 TraceCheckSpWp]: Trace formula consists of 2139 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 00:28:50,631 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:28:51,391 INFO L134 CoverageAnalysis]: Checked inductivity of 1985 backedges. 109 proven. 0 refuted. 0 times theorem prover too weak. 1876 trivial. 0 not checked. [2021-11-23 00:28:51,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:51,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1894 states to 1587 states and 1880 transitions. [2021-11-23 00:28:51,430 INFO L276 IsEmpty]: Start isEmpty. Operand 1587 states and 1880 transitions. [2021-11-23 00:28:51,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 491 [2021-11-23 00:28:51,436 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:51,436 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:01,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2021-11-23 00:29:02,130 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 00:29:02,134 INFO L158 Benchmark]: Toolchain (without parser) took 228230.66ms. Allocated memory was 98.6MB in the beginning and 717.2MB in the end (delta: 618.7MB). Free memory was 57.7MB in the beginning and 514.7MB in the end (delta: -457.0MB). Peak memory consumption was 162.0MB. Max. memory is 16.1GB. [2021-11-23 00:29:02,134 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 98.6MB. Free memory is still 77.0MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 00:29:02,135 INFO L158 Benchmark]: CACSL2BoogieTranslator took 987.97ms. Allocated memory is still 98.6MB. Free memory was 57.6MB in the beginning and 44.4MB in the end (delta: 13.2MB). Peak memory consumption was 13.0MB. Max. memory is 16.1GB. [2021-11-23 00:29:02,135 INFO L158 Benchmark]: Boogie Procedure Inliner took 211.64ms. Allocated memory was 98.6MB in the beginning and 119.5MB in the end (delta: 21.0MB). Free memory was 44.4MB in the beginning and 87.8MB in the end (delta: -43.4MB). Peak memory consumption was 7.6MB. Max. memory is 16.1GB. [2021-11-23 00:29:02,136 INFO L158 Benchmark]: Boogie Preprocessor took 180.58ms. Allocated memory is still 119.5MB. Free memory was 87.8MB in the beginning and 77.9MB in the end (delta: 9.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 00:29:02,136 INFO L158 Benchmark]: RCFGBuilder took 2301.68ms. Allocated memory was 119.5MB in the beginning and 174.1MB in the end (delta: 54.5MB). Free memory was 77.9MB in the beginning and 92.5MB in the end (delta: -14.6MB). Peak memory consumption was 41.5MB. Max. memory is 16.1GB. [2021-11-23 00:29:02,137 INFO L158 Benchmark]: CodeCheck took 224530.96ms. Allocated memory was 174.1MB in the beginning and 717.2MB in the end (delta: 543.2MB). Free memory was 92.5MB in the beginning and 514.7MB in the end (delta: -422.2MB). Peak memory consumption was 120.9MB. Max. memory is 16.1GB. [2021-11-23 00:29:02,139 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 0.27ms. Allocated memory is still 98.6MB. Free memory is still 77.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 987.97ms. Allocated memory is still 98.6MB. Free memory was 57.6MB in the beginning and 44.4MB in the end (delta: 13.2MB). Peak memory consumption was 13.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 211.64ms. Allocated memory was 98.6MB in the beginning and 119.5MB in the end (delta: 21.0MB). Free memory was 44.4MB in the beginning and 87.8MB in the end (delta: -43.4MB). Peak memory consumption was 7.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 180.58ms. Allocated memory is still 119.5MB. Free memory was 87.8MB in the beginning and 77.9MB in the end (delta: 9.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * RCFGBuilder took 2301.68ms. Allocated memory was 119.5MB in the beginning and 174.1MB in the end (delta: 54.5MB). Free memory was 77.9MB in the beginning and 92.5MB in the end (delta: -14.6MB). Peak memory consumption was 41.5MB. Max. memory is 16.1GB. * CodeCheck took 224530.96ms. Allocated memory was 174.1MB in the beginning and 717.2MB in the end (delta: 543.2MB). Free memory was 92.5MB in the beginning and 514.7MB in the end (delta: -422.2MB). Peak memory consumption was 120.9MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 00:29:02,349 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4485a57-1a13-41cf-8fad-989873f01f02/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forcibly destroying the process [2021-11-23 00:29:02,366 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4485a57-1a13-41cf-8fad-989873f01f02/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 137 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4485a57-1a13-41cf-8fad-989873f01f02/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4485a57-1a13-41cf-8fad-989873f01f02/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_e4485a57-1a13-41cf-8fad-989873f01f02/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4485a57-1a13-41cf-8fad-989873f01f02/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test5-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4485a57-1a13-41cf-8fad-989873f01f02/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_e4485a57-1a13-41cf-8fad-989873f01f02/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 7770ba1119c1ebb05279b2f71af570d7d6521032dfc344bf6d89fc60d99335e2 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 00:29:04,563 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 00:29:04,565 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 00:29:04,596 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 00:29:04,596 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 00:29:04,598 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 00:29:04,600 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 00:29:04,602 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 00:29:04,604 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 00:29:04,606 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 00:29:04,607 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 00:29:04,608 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 00:29:04,609 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 00:29:04,614 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 00:29:04,616 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 00:29:04,618 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 00:29:04,620 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 00:29:04,622 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 00:29:04,625 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 00:29:04,631 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 00:29:04,633 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 00:29:04,635 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 00:29:04,637 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 00:29:04,639 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 00:29:04,648 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 00:29:04,653 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 00:29:04,653 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 00:29:04,655 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 00:29:04,656 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 00:29:04,657 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 00:29:04,658 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 00:29:04,659 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 00:29:04,661 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 00:29:04,662 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 00:29:04,664 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 00:29:04,664 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 00:29:04,665 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 00:29:04,666 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 00:29:04,666 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 00:29:04,668 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 00:29:04,669 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 00:29:04,669 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4485a57-1a13-41cf-8fad-989873f01f02/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 00:29:04,715 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 00:29:04,715 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 00:29:04,717 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 00:29:04,717 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 00:29:04,718 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 00:29:04,719 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 00:29:04,719 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 00:29:04,719 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 00:29:04,719 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 00:29:04,720 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 00:29:04,721 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 00:29:04,721 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 00:29:04,721 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 00:29:04,721 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 00:29:04,722 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 00:29:04,722 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 00:29:04,722 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 00:29:04,722 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 00:29:04,723 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 00:29:04,723 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 00:29:04,723 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 00:29:04,723 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 00:29:04,724 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 00:29:04,724 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:29:04,724 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 00:29:04,724 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 00:29:04,725 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 00:29:04,725 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 00:29:04,725 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 00:29:04,725 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 00:29:04,725 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 00:29:04,726 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 00:29:04,726 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_e4485a57-1a13-41cf-8fad-989873f01f02/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4485a57-1a13-41cf-8fad-989873f01f02/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7770ba1119c1ebb05279b2f71af570d7d6521032dfc344bf6d89fc60d99335e2 [2021-11-23 00:29:05,096 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 00:29:05,116 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 00:29:05,119 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 00:29:05,120 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 00:29:05,121 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 00:29:05,122 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4485a57-1a13-41cf-8fad-989873f01f02/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test5-2.i [2021-11-23 00:29:05,200 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4485a57-1a13-41cf-8fad-989873f01f02/bin/ukojak-LBtLqBUTdQ/data/006695f8d/6cf8e0946b694ff6b5de33506d158ee3/FLAG0ced9480a [2021-11-23 00:29:05,859 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 00:29:05,862 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4485a57-1a13-41cf-8fad-989873f01f02/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test5-2.i [2021-11-23 00:29:05,879 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4485a57-1a13-41cf-8fad-989873f01f02/bin/ukojak-LBtLqBUTdQ/data/006695f8d/6cf8e0946b694ff6b5de33506d158ee3/FLAG0ced9480a [2021-11-23 00:29:06,053 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4485a57-1a13-41cf-8fad-989873f01f02/bin/ukojak-LBtLqBUTdQ/data/006695f8d/6cf8e0946b694ff6b5de33506d158ee3 [2021-11-23 00:29:06,057 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 00:29:06,061 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 00:29:06,063 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 00:29:06,064 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 00:29:06,067 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 00:29:06,069 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:29:06" (1/1) ... [2021-11-23 00:29:06,070 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@55b7bc8a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:29:06, skipping insertion in model container [2021-11-23 00:29:06,088 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:29:06" (1/1) ... [2021-11-23 00:29:06,097 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 00:29:06,215 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 00:29:06,725 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_e4485a57-1a13-41cf-8fad-989873f01f02/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test5-2.i[33021,33034] [2021-11-23 00:29:06,912 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_e4485a57-1a13-41cf-8fad-989873f01f02/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test5-2.i[49681,49694] [2021-11-23 00:29:06,947 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:29:06,960 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-23 00:29:06,977 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 00:29:06,995 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_e4485a57-1a13-41cf-8fad-989873f01f02/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test5-2.i[33021,33034] [2021-11-23 00:29:07,084 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_e4485a57-1a13-41cf-8fad-989873f01f02/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test5-2.i[49681,49694] [2021-11-23 00:29:07,095 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:29:07,100 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 00:29:07,136 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_e4485a57-1a13-41cf-8fad-989873f01f02/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test5-2.i[33021,33034] [2021-11-23 00:29:07,227 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_e4485a57-1a13-41cf-8fad-989873f01f02/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test5-2.i[49681,49694] [2021-11-23 00:29:07,235 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:29:07,301 INFO L208 MainTranslator]: Completed translation [2021-11-23 00:29:07,302 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:29:07 WrapperNode [2021-11-23 00:29:07,302 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 00:29:07,303 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 00:29:07,304 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 00:29:07,304 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 00:29:07,311 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:29:07" (1/1) ... [2021-11-23 00:29:07,394 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:29:07" (1/1) ... [2021-11-23 00:29:07,499 INFO L137 Inliner]: procedures = 180, calls = 439, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1557 [2021-11-23 00:29:07,500 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 00:29:07,501 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 00:29:07,502 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 00:29:07,502 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 00:29:07,510 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:29:07" (1/1) ... [2021-11-23 00:29:07,511 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:29:07" (1/1) ... [2021-11-23 00:29:07,530 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:29:07" (1/1) ... [2021-11-23 00:29:07,531 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:29:07" (1/1) ... [2021-11-23 00:29:07,608 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:29:07" (1/1) ... [2021-11-23 00:29:07,628 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:29:07" (1/1) ... [2021-11-23 00:29:07,651 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:29:07" (1/1) ... [2021-11-23 00:29:07,672 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 00:29:07,684 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 00:29:07,684 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 00:29:07,684 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 00:29:07,685 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:29:07" (1/1) ... [2021-11-23 00:29:07,691 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:29:07,703 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4485a57-1a13-41cf-8fad-989873f01f02/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 00:29:07,719 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4485a57-1a13-41cf-8fad-989873f01f02/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 00:29:07,782 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4485a57-1a13-41cf-8fad-989873f01f02/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 00:29:07,817 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-11-23 00:29:07,818 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-23 00:29:07,818 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-23 00:29:07,818 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-23 00:29:07,818 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-23 00:29:07,819 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-23 00:29:07,819 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 00:29:07,819 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 00:29:07,819 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 00:29:07,820 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 00:29:07,820 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-11-23 00:29:07,820 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 00:29:07,820 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 00:29:07,820 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 00:29:07,821 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 00:29:07,821 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 00:29:07,821 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 00:29:08,168 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 00:29:08,170 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 00:29:30,554 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 00:29:31,193 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 00:29:31,194 INFO L301 CfgBuilder]: Removed 92 assume(true) statements. [2021-11-23 00:29:31,197 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:29:31 BoogieIcfgContainer [2021-11-23 00:29:31,197 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 00:29:31,198 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 00:29:31,198 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 00:29:31,207 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 00:29:31,208 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:29:31" (1/1) ... [2021-11-23 00:29:31,216 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 00:29:31,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:31,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 165 states and 292 transitions. [2021-11-23 00:29:31,276 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 292 transitions. [2021-11-23 00:29:31,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-23 00:29:31,278 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:31,279 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:31,323 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 00:29:31,327 INFO L158 Benchmark]: Toolchain (without parser) took 25265.38ms. Allocated memory was 77.6MB in the beginning and 107.0MB in the end (delta: 29.4MB). Free memory was 40.7MB in the beginning and 30.9MB in the end (delta: 9.8MB). Peak memory consumption was 40.8MB. Max. memory is 16.1GB. [2021-11-23 00:29:31,328 INFO L158 Benchmark]: CDTParser took 3.51ms. Allocated memory is still 77.6MB. Free memory was 59.8MB in the beginning and 59.7MB in the end (delta: 69.4kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 00:29:31,329 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1239.19ms. Allocated memory is still 77.6MB. Free memory was 40.5MB in the beginning and 52.5MB in the end (delta: -12.0MB). Peak memory consumption was 18.1MB. Max. memory is 16.1GB. [2021-11-23 00:29:31,330 INFO L158 Benchmark]: Boogie Procedure Inliner took 196.71ms. Allocated memory is still 77.6MB. Free memory was 52.5MB in the beginning and 43.4MB in the end (delta: 9.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 00:29:31,330 INFO L158 Benchmark]: Boogie Preprocessor took 182.18ms. Allocated memory is still 77.6MB. Free memory was 43.1MB in the beginning and 32.2MB in the end (delta: 10.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-23 00:29:31,331 INFO L158 Benchmark]: RCFGBuilder took 23513.44ms. Allocated memory was 77.6MB in the beginning and 107.0MB in the end (delta: 29.4MB). Free memory was 32.2MB in the beginning and 37.8MB in the end (delta: -5.6MB). Peak memory consumption was 33.2MB. Max. memory is 16.1GB. [2021-11-23 00:29:31,332 INFO L158 Benchmark]: CodeCheck took 127.83ms. Allocated memory is still 107.0MB. Free memory was 37.8MB in the beginning and 30.9MB in the end (delta: 7.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 00:29:31,336 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 3.51ms. Allocated memory is still 77.6MB. Free memory was 59.8MB in the beginning and 59.7MB in the end (delta: 69.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1239.19ms. Allocated memory is still 77.6MB. Free memory was 40.5MB in the beginning and 52.5MB in the end (delta: -12.0MB). Peak memory consumption was 18.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 196.71ms. Allocated memory is still 77.6MB. Free memory was 52.5MB in the beginning and 43.4MB in the end (delta: 9.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 182.18ms. Allocated memory is still 77.6MB. Free memory was 43.1MB in the beginning and 32.2MB in the end (delta: 10.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * RCFGBuilder took 23513.44ms. Allocated memory was 77.6MB in the beginning and 107.0MB in the end (delta: 29.4MB). Free memory was 32.2MB in the beginning and 37.8MB in the end (delta: -5.6MB). Peak memory consumption was 33.2MB. Max. memory is 16.1GB. * CodeCheck took 127.83ms. Allocated memory is still 107.0MB. Free memory was 37.8MB in the beginning and 30.9MB in the end (delta: 7.0MB). 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 00:29:31,411 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4485a57-1a13-41cf-8fad-989873f01f02/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared