./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test1-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7833c2e-d467-46a2-887e-0c5ceefb20bf/bin/ukojak-d1pc8ZmBRL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7833c2e-d467-46a2-887e-0c5ceefb20bf/bin/ukojak-d1pc8ZmBRL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7833c2e-d467-46a2-887e-0c5ceefb20bf/bin/ukojak-d1pc8ZmBRL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7833c2e-d467-46a2-887e-0c5ceefb20bf/bin/ukojak-d1pc8ZmBRL/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test1-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7833c2e-d467-46a2-887e-0c5ceefb20bf/bin/ukojak-d1pc8ZmBRL/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7833c2e-d467-46a2-887e-0c5ceefb20bf/bin/ukojak-d1pc8ZmBRL --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8a34048511216dfe9a14f70dd929fd2de5a6eaf4560cb9e9e466dd0467a1d6d7 --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 06:46:21,321 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 06:46:21,325 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 06:46:21,389 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 06:46:21,390 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 06:46:21,394 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 06:46:21,396 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 06:46:21,400 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 06:46:21,403 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 06:46:21,409 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 06:46:21,410 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 06:46:21,412 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 06:46:21,413 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 06:46:21,416 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 06:46:21,418 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 06:46:21,426 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 06:46:21,428 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 06:46:21,429 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 06:46:21,433 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 06:46:21,440 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 06:46:21,442 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 06:46:21,447 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 06:46:21,450 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 06:46:21,451 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 06:46:21,459 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 06:46:21,459 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 06:46:21,460 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 06:46:21,461 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 06:46:21,461 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 06:46:21,463 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 06:46:21,463 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 06:46:21,464 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 06:46:21,469 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 06:46:21,472 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 06:46:21,474 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 06:46:21,474 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 06:46:21,475 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 06:46:21,475 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 06:46:21,475 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 06:46:21,476 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 06:46:21,477 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 06:46:21,478 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7833c2e-d467-46a2-887e-0c5ceefb20bf/bin/ukojak-d1pc8ZmBRL/config/svcomp-Overflow-32bit-Kojak_Default.epf [2021-11-25 06:46:21,529 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 06:46:21,529 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 06:46:21,530 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-25 06:46:21,531 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-25 06:46:21,533 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-25 06:46:21,533 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-25 06:46:21,533 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 06:46:21,533 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-25 06:46:21,534 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-25 06:46:21,534 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-25 06:46:21,535 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-25 06:46:21,535 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 06:46:21,536 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-25 06:46:21,536 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 06:46:21,536 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-25 06:46:21,536 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-25 06:46:21,536 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-25 06:46:21,537 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-25 06:46:21,537 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 06:46:21,537 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-25 06:46:21,537 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-25 06:46:21,537 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-25 06:46:21,538 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 06:46:21,538 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-25 06:46:21,538 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 06:46:21,538 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 06:46:21,539 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-25 06:46:21,539 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-25 06:46:21,539 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-25 06:46:21,541 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-25 06:46:21,541 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_c7833c2e-d467-46a2-887e-0c5ceefb20bf/bin/ukojak-d1pc8ZmBRL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7833c2e-d467-46a2-887e-0c5ceefb20bf/bin/ukojak-d1pc8ZmBRL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8a34048511216dfe9a14f70dd929fd2de5a6eaf4560cb9e9e466dd0467a1d6d7 [2021-11-25 06:46:21,874 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 06:46:21,909 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 06:46:21,912 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 06:46:21,913 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 06:46:21,914 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 06:46:21,915 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7833c2e-d467-46a2-887e-0c5ceefb20bf/bin/ukojak-d1pc8ZmBRL/../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test1-1.i [2021-11-25 06:46:22,004 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7833c2e-d467-46a2-887e-0c5ceefb20bf/bin/ukojak-d1pc8ZmBRL/data/820ec4766/32e7cb8ea4b24fca9d78bdec24e1a29f/FLAG474637470 [2021-11-25 06:46:22,739 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 06:46:22,745 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7833c2e-d467-46a2-887e-0c5ceefb20bf/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test1-1.i [2021-11-25 06:46:22,766 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7833c2e-d467-46a2-887e-0c5ceefb20bf/bin/ukojak-d1pc8ZmBRL/data/820ec4766/32e7cb8ea4b24fca9d78bdec24e1a29f/FLAG474637470 [2021-11-25 06:46:22,917 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7833c2e-d467-46a2-887e-0c5ceefb20bf/bin/ukojak-d1pc8ZmBRL/data/820ec4766/32e7cb8ea4b24fca9d78bdec24e1a29f [2021-11-25 06:46:22,920 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 06:46:22,921 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 06:46:22,923 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 06:46:22,923 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 06:46:22,927 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 06:46:22,928 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 06:46:22" (1/1) ... [2021-11-25 06:46:22,929 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@68f2e549 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:46:22, skipping insertion in model container [2021-11-25 06:46:22,929 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 06:46:22" (1/1) ... [2021-11-25 06:46:22,938 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 06:46:22,991 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 06:46:23,517 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_c7833c2e-d467-46a2-887e-0c5ceefb20bf/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test1-1.i[33021,33034] [2021-11-25 06:46:23,666 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 06:46:23,689 INFO L203 MainTranslator]: Completed pre-run [2021-11-25 06:46:23,735 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_c7833c2e-d467-46a2-887e-0c5ceefb20bf/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test1-1.i[33021,33034] [2021-11-25 06:46:23,791 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 06:46:23,843 INFO L208 MainTranslator]: Completed translation [2021-11-25 06:46:23,843 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:46:23 WrapperNode [2021-11-25 06:46:23,845 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 06:46:23,846 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-25 06:46:23,847 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-25 06:46:23,847 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-25 06:46:23,856 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:46:23" (1/1) ... [2021-11-25 06:46:23,920 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:46:23" (1/1) ... [2021-11-25 06:46:23,986 INFO L137 Inliner]: procedures = 177, calls = 186, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 627 [2021-11-25 06:46:23,986 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-25 06:46:23,987 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-25 06:46:23,988 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-25 06:46:23,988 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-25 06:46:23,997 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:46:23" (1/1) ... [2021-11-25 06:46:23,997 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:46:23" (1/1) ... [2021-11-25 06:46:24,008 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:46:23" (1/1) ... [2021-11-25 06:46:24,008 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:46:23" (1/1) ... [2021-11-25 06:46:24,058 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:46:23" (1/1) ... [2021-11-25 06:46:24,065 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:46:23" (1/1) ... [2021-11-25 06:46:24,069 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:46:23" (1/1) ... [2021-11-25 06:46:24,087 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-25 06:46:24,088 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-25 06:46:24,092 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-25 06:46:24,092 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-25 06:46:24,094 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:46:23" (1/1) ... [2021-11-25 06:46:24,101 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-25 06:46:24,113 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7833c2e-d467-46a2-887e-0c5ceefb20bf/bin/ukojak-d1pc8ZmBRL/z3 [2021-11-25 06:46:24,124 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7833c2e-d467-46a2-887e-0c5ceefb20bf/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-25 06:46:24,132 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7833c2e-d467-46a2-887e-0c5ceefb20bf/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-25 06:46:24,170 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-25 06:46:24,172 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-25 06:46:24,172 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-25 06:46:24,172 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-25 06:46:24,172 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-25 06:46:24,172 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-25 06:46:24,173 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-25 06:46:24,173 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-25 06:46:24,173 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-25 06:46:24,173 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-25 06:46:24,173 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-25 06:46:24,174 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-25 06:46:24,174 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-25 06:46:24,175 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-25 06:46:24,175 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-25 06:46:24,435 INFO L236 CfgBuilder]: Building ICFG [2021-11-25 06:46:24,436 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-25 06:46:25,554 INFO L277 CfgBuilder]: Performing block encoding [2021-11-25 06:46:25,905 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-25 06:46:25,905 INFO L301 CfgBuilder]: Removed 31 assume(true) statements. [2021-11-25 06:46:25,909 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 06:46:25 BoogieIcfgContainer [2021-11-25 06:46:25,909 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-25 06:46:25,910 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-25 06:46:25,910 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-25 06:46:25,923 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-25 06:46:25,923 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 06:46:25" (1/1) ... [2021-11-25 06:46:25,938 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 06:46:26,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:46:26,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 89 states and 147 transitions. [2021-11-25 06:46:26,039 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 147 transitions. [2021-11-25 06:46:26,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-11-25 06:46:26,041 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:46:26,042 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:46:26,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:46:26,189 INFO L263 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 06:46:26,195 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:46:26,233 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:46:26,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:46:26,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 91 states and 150 transitions. [2021-11-25 06:46:26,278 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 150 transitions. [2021-11-25 06:46:26,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-25 06:46:26,279 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:46:26,279 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:46:26,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:46:26,334 INFO L263 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 06:46:26,335 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:46:26,342 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:46:26,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:46:26,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 90 states and 149 transitions. [2021-11-25 06:46:26,349 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 149 transitions. [2021-11-25 06:46:26,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-25 06:46:26,349 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:46:26,350 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:46:26,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:46:26,435 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 06:46:26,436 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:46:26,465 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:46:26,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:46:26,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 90 states and 147 transitions. [2021-11-25 06:46:26,471 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 147 transitions. [2021-11-25 06:46:26,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-25 06:46:26,472 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:46:26,472 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:46:26,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:46:26,550 INFO L263 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 06:46:26,551 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:46:26,581 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:46:26,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:46:26,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 90 states and 143 transitions. [2021-11-25 06:46:26,595 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 143 transitions. [2021-11-25 06:46:26,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 06:46:26,600 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:46:26,600 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:46:26,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:46:26,665 INFO L263 TraceCheckSpWp]: Trace formula consists of 123 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 06:46:26,667 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:46:26,695 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:46:26,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:46:26,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 90 states and 137 transitions. [2021-11-25 06:46:26,702 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 137 transitions. [2021-11-25 06:46:26,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-25 06:46:26,704 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:46:26,704 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:46:27,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:46:27,308 INFO L263 TraceCheckSpWp]: Trace formula consists of 1405 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 06:46:27,311 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:46:27,381 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:46:27,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:46:27,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 90 states and 131 transitions. [2021-11-25 06:46:27,451 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 131 transitions. [2021-11-25 06:46:27,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-25 06:46:27,452 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:46:27,454 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:46:28,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:46:28,074 INFO L263 TraceCheckSpWp]: Trace formula consists of 1542 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 06:46:28,077 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:46:28,210 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:46:28,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:46:28,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 114 states and 161 transitions. [2021-11-25 06:46:28,431 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 161 transitions. [2021-11-25 06:46:28,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-25 06:46:28,433 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:46:28,433 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:46:28,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:46:28,581 INFO L263 TraceCheckSpWp]: Trace formula consists of 325 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 06:46:28,583 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:46:28,629 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:46:28,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:46:28,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 114 states and 159 transitions. [2021-11-25 06:46:28,643 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 159 transitions. [2021-11-25 06:46:28,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-25 06:46:28,646 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:46:28,646 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:46:29,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:46:29,215 INFO L263 TraceCheckSpWp]: Trace formula consists of 1543 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 06:46:29,219 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:46:29,322 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:46:29,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:46:29,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 139 states and 190 transitions. [2021-11-25 06:46:29,652 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 190 transitions. [2021-11-25 06:46:29,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-25 06:46:29,654 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:46:29,654 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:46:29,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:46:29,782 INFO L263 TraceCheckSpWp]: Trace formula consists of 352 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 06:46:29,785 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:46:29,834 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:46:29,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:46:29,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 139 states and 188 transitions. [2021-11-25 06:46:29,840 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 188 transitions. [2021-11-25 06:46:29,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 06:46:29,842 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:46:29,842 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:46:30,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:46:30,377 INFO L263 TraceCheckSpWp]: Trace formula consists of 1556 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 06:46:30,380 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:46:30,437 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:46:30,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:46:30,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 139 states and 186 transitions. [2021-11-25 06:46:30,444 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 186 transitions. [2021-11-25 06:46:30,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 06:46:30,446 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:46:30,446 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:46:31,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:46:31,032 INFO L263 TraceCheckSpWp]: Trace formula consists of 1572 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 06:46:31,034 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:46:31,206 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:46:31,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:46:31,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 152 states and 201 transitions. [2021-11-25 06:46:31,345 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 201 transitions. [2021-11-25 06:46:31,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-25 06:46:31,347 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:46:31,347 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:46:31,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:46:31,842 INFO L263 TraceCheckSpWp]: Trace formula consists of 1557 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 06:46:31,844 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:46:31,975 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:46:32,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:46:32,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 155 states and 203 transitions. [2021-11-25 06:46:32,004 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 203 transitions. [2021-11-25 06:46:32,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-25 06:46:32,004 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:46:32,005 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:46:32,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:46:32,534 INFO L263 TraceCheckSpWp]: Trace formula consists of 1558 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 06:46:32,537 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:46:32,622 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:46:32,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:46:32,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 158 states and 205 transitions. [2021-11-25 06:46:32,651 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 205 transitions. [2021-11-25 06:46:32,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-25 06:46:32,652 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:46:32,652 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:46:33,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:46:33,161 INFO L263 TraceCheckSpWp]: Trace formula consists of 1587 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 06:46:33,164 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:46:33,315 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:46:33,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:46:33,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 161 states and 207 transitions. [2021-11-25 06:46:33,335 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 207 transitions. [2021-11-25 06:46:33,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-25 06:46:33,336 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:46:33,337 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:46:33,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:46:33,611 INFO L263 TraceCheckSpWp]: Trace formula consists of 679 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 06:46:33,614 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:46:33,736 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 06:46:33,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:46:33,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 170 states and 217 transitions. [2021-11-25 06:46:33,774 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 217 transitions. [2021-11-25 06:46:33,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-25 06:46:33,775 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:46:33,775 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:46:34,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:46:34,023 INFO L263 TraceCheckSpWp]: Trace formula consists of 680 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 06:46:34,025 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:46:34,144 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 06:46:34,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:46:34,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 179 states and 227 transitions. [2021-11-25 06:46:34,206 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 227 transitions. [2021-11-25 06:46:34,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-25 06:46:34,207 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:46:34,207 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:46:34,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:46:34,946 INFO L263 TraceCheckSpWp]: Trace formula consists of 709 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 06:46:34,948 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:46:35,092 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:46:35,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:46:35,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 181 states and 231 transitions. [2021-11-25 06:46:35,207 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 231 transitions. [2021-11-25 06:46:35,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-25 06:46:35,209 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:46:35,210 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:46:36,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:46:36,118 INFO L263 TraceCheckSpWp]: Trace formula consists of 739 conjuncts, 12 conjunts are in the unsatisfiable core [2021-11-25 06:46:36,121 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:46:36,334 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 06:46:36,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:46:36,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 181 states and 231 transitions. [2021-11-25 06:46:36,521 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 231 transitions. [2021-11-25 06:46:36,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-25 06:46:36,522 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:46:36,523 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:46:38,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:46:38,614 INFO L263 TraceCheckSpWp]: Trace formula consists of 739 conjuncts, 12 conjunts are in the unsatisfiable core [2021-11-25 06:46:38,616 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:46:38,746 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 06:46:38,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:46:38,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 181 states and 231 transitions. [2021-11-25 06:46:38,753 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 231 transitions. [2021-11-25 06:46:38,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-25 06:46:38,754 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:46:38,754 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:46:39,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:46:39,521 INFO L263 TraceCheckSpWp]: Trace formula consists of 739 conjuncts, 12 conjunts are in the unsatisfiable core [2021-11-25 06:46:39,522 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:46:39,629 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 06:46:39,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:46:39,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 181 states and 231 transitions. [2021-11-25 06:46:39,637 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 231 transitions. [2021-11-25 06:46:39,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-25 06:46:39,638 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:46:39,638 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:46:43,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:46:43,084 INFO L263 TraceCheckSpWp]: Trace formula consists of 739 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-25 06:46:43,086 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:46:43,284 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 06:46:43,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:46:43,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 181 states and 231 transitions. [2021-11-25 06:46:43,367 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 231 transitions. [2021-11-25 06:46:43,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-25 06:46:43,368 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:46:43,368 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:46:44,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:46:44,468 INFO L263 TraceCheckSpWp]: Trace formula consists of 739 conjuncts, 12 conjunts are in the unsatisfiable core [2021-11-25 06:46:44,470 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:46:44,592 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:46:44,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:46:44,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 183 states and 234 transitions. [2021-11-25 06:46:44,739 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 234 transitions. [2021-11-25 06:46:44,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-25 06:46:44,740 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:46:44,741 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:46:45,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:46:45,598 INFO L263 TraceCheckSpWp]: Trace formula consists of 769 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-25 06:46:45,600 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:46:45,791 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 06:46:46,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:46:46,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 185 states and 239 transitions. [2021-11-25 06:46:46,208 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 239 transitions. [2021-11-25 06:46:46,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-25 06:46:46,209 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:46:46,209 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:46:47,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:46:47,829 INFO L263 TraceCheckSpWp]: Trace formula consists of 799 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-25 06:46:47,831 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:46:48,152 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 20 proven. 6 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-25 06:46:48,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:46:48,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 187 states and 242 transitions. [2021-11-25 06:46:48,687 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 242 transitions. [2021-11-25 06:46:48,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-25 06:46:48,688 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:46:48,688 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:46:49,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:46:49,675 INFO L263 TraceCheckSpWp]: Trace formula consists of 829 conjuncts, 17 conjunts are in the unsatisfiable core [2021-11-25 06:46:49,677 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:46:50,348 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 29 proven. 10 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-25 06:46:51,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:46:51,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 186 states and 243 transitions. [2021-11-25 06:46:51,958 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 243 transitions. [2021-11-25 06:46:51,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-25 06:46:51,959 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:46:51,959 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:46:55,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:46:55,107 INFO L263 TraceCheckSpWp]: Trace formula consists of 859 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-25 06:46:55,109 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:46:55,755 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 9 proven. 55 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-25 06:46:56,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:46:56,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 186 states and 243 transitions. [2021-11-25 06:46:56,387 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 243 transitions. [2021-11-25 06:46:56,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-25 06:46:56,388 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:46:56,388 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:46:57,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:46:57,152 INFO L263 TraceCheckSpWp]: Trace formula consists of 859 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-25 06:46:57,154 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:46:57,448 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 9 proven. 55 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-25 06:46:57,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:46:57,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 186 states and 243 transitions. [2021-11-25 06:46:57,458 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 243 transitions. [2021-11-25 06:46:57,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-25 06:46:57,460 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:46:57,460 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:47:02,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:47:02,938 INFO L263 TraceCheckSpWp]: Trace formula consists of 859 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-25 06:47:02,943 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:47:03,106 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 40 proven. 15 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-25 06:47:03,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:47:03,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 188 states and 246 transitions. [2021-11-25 06:47:03,523 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 246 transitions. [2021-11-25 06:47:03,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-25 06:47:03,525 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:47:03,525 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:47:08,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:47:08,249 INFO L263 TraceCheckSpWp]: Trace formula consists of 889 conjuncts, 32 conjunts are in the unsatisfiable core [2021-11-25 06:47:08,251 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:47:08,858 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 53 proven. 21 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-25 06:47:10,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:47:10,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 190 states and 249 transitions. [2021-11-25 06:47:10,382 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 249 transitions. [2021-11-25 06:47:10,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-25 06:47:10,382 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:47:10,382 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:47:14,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:47:14,729 INFO L263 TraceCheckSpWp]: Trace formula consists of 919 conjuncts, 35 conjunts are in the unsatisfiable core [2021-11-25 06:47:14,731 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:47:15,409 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 11 proven. 105 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-25 06:47:16,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:47:16,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 190 states and 249 transitions. [2021-11-25 06:47:16,292 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 249 transitions. [2021-11-25 06:47:16,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-25 06:47:16,293 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:47:16,293 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:47:18,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:47:18,391 INFO L263 TraceCheckSpWp]: Trace formula consists of 919 conjuncts, 36 conjunts are in the unsatisfiable core [2021-11-25 06:47:18,392 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:47:18,772 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 68 proven. 28 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-25 06:47:19,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:47:19,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 192 states and 252 transitions. [2021-11-25 06:47:19,923 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 252 transitions. [2021-11-25 06:47:19,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-25 06:47:19,924 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:47:19,924 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:47:21,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:47:21,189 INFO L263 TraceCheckSpWp]: Trace formula consists of 949 conjuncts, 40 conjunts are in the unsatisfiable core [2021-11-25 06:47:21,191 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:47:21,797 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 85 proven. 36 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-25 06:47:23,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:47:23,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 194 states and 256 transitions. [2021-11-25 06:47:23,356 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 256 transitions. [2021-11-25 06:47:23,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-25 06:47:23,357 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:47:23,357 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:47:26,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:47:26,145 INFO L263 TraceCheckSpWp]: Trace formula consists of 979 conjuncts, 44 conjunts are in the unsatisfiable core [2021-11-25 06:47:26,147 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:47:27,099 INFO L134 CoverageAnalysis]: Checked inductivity of 194 backedges. 13 proven. 171 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-25 06:47:28,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:47:28,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 194 states and 256 transitions. [2021-11-25 06:47:28,270 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 256 transitions. [2021-11-25 06:47:28,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-25 06:47:28,271 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:47:28,271 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:47:30,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:47:30,220 INFO L263 TraceCheckSpWp]: Trace formula consists of 979 conjuncts, 44 conjunts are in the unsatisfiable core [2021-11-25 06:47:30,222 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:47:30,681 INFO L134 CoverageAnalysis]: Checked inductivity of 194 backedges. 13 proven. 171 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-25 06:47:30,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:47:30,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 194 states and 256 transitions. [2021-11-25 06:47:30,692 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 256 transitions. [2021-11-25 06:47:30,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-25 06:47:30,693 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:47:30,693 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:47:31,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:47:31,524 INFO L263 TraceCheckSpWp]: Trace formula consists of 979 conjuncts, 47 conjunts are in the unsatisfiable core [2021-11-25 06:47:31,527 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:47:33,370 INFO L134 CoverageAnalysis]: Checked inductivity of 194 backedges. 104 proven. 45 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-25 06:47:36,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:47:36,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 196 states and 263 transitions. [2021-11-25 06:47:36,363 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 263 transitions. [2021-11-25 06:47:36,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-25 06:47:36,364 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:47:36,364 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:47:40,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:47:40,284 INFO L263 TraceCheckSpWp]: Trace formula consists of 1009 conjuncts, 26 conjunts are in the unsatisfiable core [2021-11-25 06:47:40,286 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:47:41,501 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 125 proven. 55 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2021-11-25 06:47:44,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:47:44,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 198 states and 266 transitions. [2021-11-25 06:47:44,046 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 266 transitions. [2021-11-25 06:47:44,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-25 06:47:44,047 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:47:44,048 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:47:45,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:47:45,959 INFO L263 TraceCheckSpWp]: Trace formula consists of 1039 conjuncts, 52 conjunts are in the unsatisfiable core [2021-11-25 06:47:45,961 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:47:47,432 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 15 proven. 253 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-25 06:47:49,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:47:49,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 198 states and 266 transitions. [2021-11-25 06:47:49,196 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 266 transitions. [2021-11-25 06:47:49,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-25 06:47:49,197 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:47:49,197 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:47:59,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2021-11-25 06:47:59,546 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) [2021-11-25 06:47:59,551 INFO L158 Benchmark]: Toolchain (without parser) took 96628.24ms. Allocated memory was 94.4MB in the beginning and 350.2MB in the end (delta: 255.9MB). Free memory was 59.9MB in the beginning and 170.9MB in the end (delta: -111.0MB). Peak memory consumption was 145.9MB. Max. memory is 16.1GB. [2021-11-25 06:47:59,552 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 94.4MB. Free memory was 47.1MB in the beginning and 47.0MB in the end (delta: 76.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-25 06:47:59,552 INFO L158 Benchmark]: CACSL2BoogieTranslator took 922.62ms. Allocated memory was 94.4MB in the beginning and 113.2MB in the end (delta: 18.9MB). Free memory was 59.6MB in the beginning and 70.6MB in the end (delta: -11.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-25 06:47:59,553 INFO L158 Benchmark]: Boogie Procedure Inliner took 140.19ms. Allocated memory is still 113.2MB. Free memory was 70.6MB in the beginning and 65.9MB in the end (delta: 4.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-25 06:47:59,554 INFO L158 Benchmark]: Boogie Preprocessor took 99.99ms. Allocated memory is still 113.2MB. Free memory was 65.9MB in the beginning and 60.7MB in the end (delta: 5.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-25 06:47:59,554 INFO L158 Benchmark]: RCFGBuilder took 1821.09ms. Allocated memory is still 113.2MB. Free memory was 60.7MB in the beginning and 63.0MB in the end (delta: -2.3MB). Peak memory consumption was 35.3MB. Max. memory is 16.1GB. [2021-11-25 06:47:59,555 INFO L158 Benchmark]: CodeCheck took 93638.79ms. Allocated memory was 113.2MB in the beginning and 350.2MB in the end (delta: 237.0MB). Free memory was 63.0MB in the beginning and 170.9MB in the end (delta: -107.9MB). Peak memory consumption was 129.8MB. Max. memory is 16.1GB. [2021-11-25 06:47:59,558 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:487) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 94.4MB. Free memory was 47.1MB in the beginning and 47.0MB in the end (delta: 76.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 922.62ms. Allocated memory was 94.4MB in the beginning and 113.2MB in the end (delta: 18.9MB). Free memory was 59.6MB in the beginning and 70.6MB in the end (delta: -11.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 140.19ms. Allocated memory is still 113.2MB. Free memory was 70.6MB in the beginning and 65.9MB in the end (delta: 4.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 99.99ms. Allocated memory is still 113.2MB. Free memory was 65.9MB in the beginning and 60.7MB in the end (delta: 5.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 1821.09ms. Allocated memory is still 113.2MB. Free memory was 60.7MB in the beginning and 63.0MB in the end (delta: -2.3MB). Peak memory consumption was 35.3MB. Max. memory is 16.1GB. * CodeCheck took 93638.79ms. Allocated memory was 113.2MB in the beginning and 350.2MB in the end (delta: 237.0MB). Free memory was 63.0MB in the beginning and 170.9MB in the end (delta: -107.9MB). Peak memory consumption was 129.8MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-25 06:47:59,708 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7833c2e-d467-46a2-887e-0c5ceefb20bf/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis No suitable file found in config dir /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7833c2e-d467-46a2-887e-0c5ceefb20bf/bin/ukojak-d1pc8ZmBRL/config using search string *Overflow*32bit*_Bitvector*.epf No suitable settings file found using Overflow*32bit*_Bitvector ERROR: UNSUPPORTED PROPERTY Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown