./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test1-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 53f42b1a Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01bcf27d-eecb-42e6-97be-95e21d91edaa/bin/ukojak-vF6T2TMglN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01bcf27d-eecb-42e6-97be-95e21d91edaa/bin/ukojak-vF6T2TMglN/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01bcf27d-eecb-42e6-97be-95e21d91edaa/bin/ukojak-vF6T2TMglN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01bcf27d-eecb-42e6-97be-95e21d91edaa/bin/ukojak-vF6T2TMglN/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test1-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01bcf27d-eecb-42e6-97be-95e21d91edaa/bin/ukojak-vF6T2TMglN/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01bcf27d-eecb-42e6-97be-95e21d91edaa/bin/ukojak-vF6T2TMglN --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a74358cfc3b57ddf641c2843362a5594690e287c76148ee1838c9104dbe09de1 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-21 05:12:39,349 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-21 05:12:39,351 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-21 05:12:39,385 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-21 05:12:39,386 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-21 05:12:39,387 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-21 05:12:39,389 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-21 05:12:39,392 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-21 05:12:39,394 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-21 05:12:39,395 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-21 05:12:39,397 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-21 05:12:39,398 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-21 05:12:39,399 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-21 05:12:39,400 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-21 05:12:39,402 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-21 05:12:39,404 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-21 05:12:39,405 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-21 05:12:39,407 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-21 05:12:39,409 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-21 05:12:39,412 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-21 05:12:39,414 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-21 05:12:39,416 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-21 05:12:39,418 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-21 05:12:39,419 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-21 05:12:39,423 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-21 05:12:39,424 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-21 05:12:39,424 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-21 05:12:39,425 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-21 05:12:39,426 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-21 05:12:39,427 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-21 05:12:39,428 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-21 05:12:39,429 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-21 05:12:39,430 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-21 05:12:39,431 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-21 05:12:39,432 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-21 05:12:39,433 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-21 05:12:39,434 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-21 05:12:39,434 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-21 05:12:39,435 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-21 05:12:39,436 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-21 05:12:39,437 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-21 05:12:39,438 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01bcf27d-eecb-42e6-97be-95e21d91edaa/bin/ukojak-vF6T2TMglN/config/svcomp-Overflow-32bit-Kojak_Default.epf [2021-11-21 05:12:39,463 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-21 05:12:39,464 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-21 05:12:39,465 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-21 05:12:39,465 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-21 05:12:39,466 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-21 05:12:39,466 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-21 05:12:39,467 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-21 05:12:39,467 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-21 05:12:39,468 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-21 05:12:39,468 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-21 05:12:39,469 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-21 05:12:39,469 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-21 05:12:39,469 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-21 05:12:39,470 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-21 05:12:39,470 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-21 05:12:39,471 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-21 05:12:39,471 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-21 05:12:39,471 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-21 05:12:39,472 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-21 05:12:39,472 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-21 05:12:39,473 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-21 05:12:39,473 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-21 05:12:39,473 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-21 05:12:39,474 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-21 05:12:39,474 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-21 05:12:39,474 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-21 05:12:39,475 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-21 05:12:39,475 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-21 05:12:39,475 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-21 05:12:39,475 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-21 05:12:39,476 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_01bcf27d-eecb-42e6-97be-95e21d91edaa/bin/ukojak-vF6T2TMglN/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01bcf27d-eecb-42e6-97be-95e21d91edaa/bin/ukojak-vF6T2TMglN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a74358cfc3b57ddf641c2843362a5594690e287c76148ee1838c9104dbe09de1 [2021-11-21 05:12:39,763 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-21 05:12:39,787 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-21 05:12:39,790 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-21 05:12:39,791 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-21 05:12:39,793 INFO L275 PluginConnector]: CDTParser initialized [2021-11-21 05:12:39,795 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01bcf27d-eecb-42e6-97be-95e21d91edaa/bin/ukojak-vF6T2TMglN/../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test1-1.i [2021-11-21 05:12:39,871 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01bcf27d-eecb-42e6-97be-95e21d91edaa/bin/ukojak-vF6T2TMglN/data/27d60501c/7384fac9e5d04516bf09f797d1cbca30/FLAG0a4dd8e13 [2021-11-21 05:12:40,584 INFO L306 CDTParser]: Found 1 translation units. [2021-11-21 05:12:40,584 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01bcf27d-eecb-42e6-97be-95e21d91edaa/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test1-1.i [2021-11-21 05:12:40,600 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01bcf27d-eecb-42e6-97be-95e21d91edaa/bin/ukojak-vF6T2TMglN/data/27d60501c/7384fac9e5d04516bf09f797d1cbca30/FLAG0a4dd8e13 [2021-11-21 05:12:40,798 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01bcf27d-eecb-42e6-97be-95e21d91edaa/bin/ukojak-vF6T2TMglN/data/27d60501c/7384fac9e5d04516bf09f797d1cbca30 [2021-11-21 05:12:40,802 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-21 05:12:40,804 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-21 05:12:40,808 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-21 05:12:40,811 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-21 05:12:40,814 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-21 05:12:40,815 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 05:12:40" (1/1) ... [2021-11-21 05:12:40,817 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@14db3364 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:12:40, skipping insertion in model container [2021-11-21 05:12:40,817 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 05:12:40" (1/1) ... [2021-11-21 05:12:40,824 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-21 05:12:40,901 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-21 05:12:41,355 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_01bcf27d-eecb-42e6-97be-95e21d91edaa/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test1-1.i[33021,33034] [2021-11-21 05:12:41,484 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 05:12:41,499 INFO L203 MainTranslator]: Completed pre-run [2021-11-21 05:12:41,549 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_01bcf27d-eecb-42e6-97be-95e21d91edaa/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test1-1.i[33021,33034] [2021-11-21 05:12:41,636 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 05:12:41,694 INFO L208 MainTranslator]: Completed translation [2021-11-21 05:12:41,694 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:12:41 WrapperNode [2021-11-21 05:12:41,696 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-21 05:12:41,697 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-21 05:12:41,698 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-21 05:12:41,698 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-21 05:12:41,706 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:12:41" (1/1) ... [2021-11-21 05:12:41,748 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:12:41" (1/1) ... [2021-11-21 05:12:41,816 INFO L137 Inliner]: procedures = 177, calls = 186, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 627 [2021-11-21 05:12:41,823 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-21 05:12:41,824 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-21 05:12:41,824 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-21 05:12:41,824 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-21 05:12:41,833 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:12:41" (1/1) ... [2021-11-21 05:12:41,833 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:12:41" (1/1) ... [2021-11-21 05:12:41,842 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:12:41" (1/1) ... [2021-11-21 05:12:41,843 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:12:41" (1/1) ... [2021-11-21 05:12:41,877 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:12:41" (1/1) ... [2021-11-21 05:12:41,890 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:12:41" (1/1) ... [2021-11-21 05:12:41,902 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:12:41" (1/1) ... [2021-11-21 05:12:41,914 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-21 05:12:41,916 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-21 05:12:41,916 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-21 05:12:41,916 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-21 05:12:41,917 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:12:41" (1/1) ... [2021-11-21 05:12:41,925 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-21 05:12:41,940 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01bcf27d-eecb-42e6-97be-95e21d91edaa/bin/ukojak-vF6T2TMglN/z3 [2021-11-21 05:12:41,950 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01bcf27d-eecb-42e6-97be-95e21d91edaa/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-21 05:12:41,952 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01bcf27d-eecb-42e6-97be-95e21d91edaa/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-21 05:12:41,990 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-21 05:12:41,991 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-21 05:12:41,991 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-21 05:12:41,991 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-21 05:12:41,991 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-21 05:12:41,991 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-21 05:12:41,992 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-21 05:12:41,992 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-21 05:12:41,992 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-21 05:12:41,992 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-21 05:12:41,992 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-21 05:12:41,993 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-21 05:12:41,993 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-21 05:12:41,993 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-21 05:12:41,993 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-21 05:12:42,143 INFO L236 CfgBuilder]: Building ICFG [2021-11-21 05:12:42,161 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-21 05:12:43,147 INFO L277 CfgBuilder]: Performing block encoding [2021-11-21 05:12:43,432 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-21 05:12:43,432 INFO L301 CfgBuilder]: Removed 31 assume(true) statements. [2021-11-21 05:12:43,435 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 05:12:43 BoogieIcfgContainer [2021-11-21 05:12:43,435 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-21 05:12:43,436 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-21 05:12:43,436 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-21 05:12:43,447 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-21 05:12:43,447 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 05:12:43" (1/1) ... [2021-11-21 05:12:43,465 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 05:12:43,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:12:43,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 89 states and 147 transitions. [2021-11-21 05:12:43,537 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 147 transitions. [2021-11-21 05:12:43,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-11-21 05:12:43,539 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:12:43,540 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:12:43,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:12:43,719 INFO L263 TraceCheckSpWp]: Trace formula consists of 43 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 05:12:43,724 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:12:43,758 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:12:43,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:12:43,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 91 states and 150 transitions. [2021-11-21 05:12:43,796 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 150 transitions. [2021-11-21 05:12:43,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-21 05:12:43,796 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:12:43,797 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:12:43,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:12:43,838 INFO L263 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 05:12:43,839 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:12:43,847 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:12:43,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:12:43,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 90 states and 149 transitions. [2021-11-21 05:12:43,852 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 149 transitions. [2021-11-21 05:12:43,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-21 05:12:43,853 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:12:43,853 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:12:43,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:12:43,895 INFO L263 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 05:12:43,896 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:12:43,910 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:12:43,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:12:43,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 90 states and 147 transitions. [2021-11-21 05:12:43,915 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 147 transitions. [2021-11-21 05:12:43,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-21 05:12:43,916 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:12:43,916 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:12:43,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:12:43,957 INFO L263 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 05:12:43,958 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:12:43,979 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:12:43,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:12:43,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 90 states and 143 transitions. [2021-11-21 05:12:43,985 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 143 transitions. [2021-11-21 05:12:43,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 05:12:43,989 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:12:43,989 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:12:44,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:12:44,035 INFO L263 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 05:12:44,036 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:12:44,068 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:12:44,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:12:44,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 90 states and 137 transitions. [2021-11-21 05:12:44,075 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 137 transitions. [2021-11-21 05:12:44,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-21 05:12:44,076 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:12:44,077 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:12:44,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:12:44,161 INFO L263 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 05:12:44,164 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:12:44,231 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:12:44,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:12:44,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 90 states and 131 transitions. [2021-11-21 05:12:44,282 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 131 transitions. [2021-11-21 05:12:44,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-21 05:12:44,283 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:12:44,284 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:12:44,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:12:44,378 INFO L263 TraceCheckSpWp]: Trace formula consists of 136 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 05:12:44,381 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:12:44,496 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:12:44,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:12:44,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 114 states and 161 transitions. [2021-11-21 05:12:44,721 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 161 transitions. [2021-11-21 05:12:44,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-21 05:12:44,722 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:12:44,722 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:12:44,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:12:44,825 INFO L263 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 05:12:44,827 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:12:44,886 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:12:44,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:12:44,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 114 states and 159 transitions. [2021-11-21 05:12:44,901 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 159 transitions. [2021-11-21 05:12:44,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-21 05:12:44,904 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:12:44,904 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:12:44,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:12:44,983 INFO L263 TraceCheckSpWp]: Trace formula consists of 137 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 05:12:44,993 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:12:45,076 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:12:45,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:12:45,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 139 states and 190 transitions. [2021-11-21 05:12:45,402 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 190 transitions. [2021-11-21 05:12:45,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 05:12:45,404 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:12:45,404 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:12:45,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:12:45,473 INFO L263 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 05:12:45,475 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:12:45,519 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:12:45,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:12:45,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 139 states and 188 transitions. [2021-11-21 05:12:45,532 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 188 transitions. [2021-11-21 05:12:45,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:12:45,539 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:12:45,539 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:12:45,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:12:45,604 INFO L263 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 05:12:45,606 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:12:45,653 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:12:45,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:12:45,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 139 states and 186 transitions. [2021-11-21 05:12:45,659 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 186 transitions. [2021-11-21 05:12:45,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:12:45,660 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:12:45,661 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:12:45,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:12:45,724 INFO L263 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-21 05:12:45,725 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:12:45,888 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:12:46,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:12:46,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 152 states and 201 transitions. [2021-11-21 05:12:46,020 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 201 transitions. [2021-11-21 05:12:46,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-21 05:12:46,021 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:12:46,021 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:12:46,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:12:46,095 INFO L263 TraceCheckSpWp]: Trace formula consists of 151 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 05:12:46,097 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:12:46,195 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:12:46,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:12:46,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 155 states and 203 transitions. [2021-11-21 05:12:46,219 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 203 transitions. [2021-11-21 05:12:46,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-21 05:12:46,219 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:12:46,220 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:12:46,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:12:46,286 INFO L263 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 05:12:46,287 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:12:46,378 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:12:46,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:12:46,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 158 states and 205 transitions. [2021-11-21 05:12:46,415 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 205 transitions. [2021-11-21 05:12:46,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-21 05:12:46,415 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:12:46,416 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:12:46,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:12:46,496 INFO L263 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-21 05:12:46,497 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:12:46,645 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:12:46,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:12:46,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 161 states and 207 transitions. [2021-11-21 05:12:46,659 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 207 transitions. [2021-11-21 05:12:46,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-21 05:12:46,660 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:12:46,660 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:12:46,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:12:46,746 INFO L263 TraceCheckSpWp]: Trace formula consists of 241 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 05:12:46,748 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:12:46,852 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:12:46,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:12:46,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 170 states and 217 transitions. [2021-11-21 05:12:46,884 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 217 transitions. [2021-11-21 05:12:46,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-21 05:12:46,884 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:12:46,885 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:12:46,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:12:46,970 INFO L263 TraceCheckSpWp]: Trace formula consists of 242 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 05:12:46,972 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:12:47,080 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:12:47,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:12:47,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 179 states and 227 transitions. [2021-11-21 05:12:47,131 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 227 transitions. [2021-11-21 05:12:47,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-21 05:12:47,132 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:12:47,132 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:12:47,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:12:47,545 INFO L263 TraceCheckSpWp]: Trace formula consists of 258 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-21 05:12:47,547 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:12:47,660 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:12:47,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:12:47,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 181 states and 231 transitions. [2021-11-21 05:12:47,754 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 231 transitions. [2021-11-21 05:12:47,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-21 05:12:47,755 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:12:47,755 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:12:48,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:12:48,011 INFO L263 TraceCheckSpWp]: Trace formula consists of 270 conjuncts, 12 conjunts are in the unsatisfiable core [2021-11-21 05:12:48,013 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:12:48,176 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:12:48,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:12:48,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 183 states and 234 transitions. [2021-11-21 05:12:48,425 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 234 transitions. [2021-11-21 05:12:48,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-21 05:12:48,425 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:12:48,425 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:12:51,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:12:51,131 INFO L263 TraceCheckSpWp]: Trace formula consists of 282 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-21 05:12:51,133 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:12:51,386 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:12:51,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:12:51,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 185 states and 239 transitions. [2021-11-21 05:12:51,756 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 239 transitions. [2021-11-21 05:12:51,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-21 05:12:51,757 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:12:51,757 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:12:52,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:12:52,396 INFO L263 TraceCheckSpWp]: Trace formula consists of 294 conjuncts, 19 conjunts are in the unsatisfiable core [2021-11-21 05:12:52,397 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:12:52,638 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 21 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 05:12:52,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:12:52,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 185 states and 239 transitions. [2021-11-21 05:12:52,836 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 239 transitions. [2021-11-21 05:12:52,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-21 05:12:52,837 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:12:52,837 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:12:53,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:12:53,114 INFO L263 TraceCheckSpWp]: Trace formula consists of 294 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-21 05:12:53,115 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:12:53,454 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 9 proven. 21 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:12:53,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:12:53,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 185 states and 239 transitions. [2021-11-21 05:12:53,793 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 239 transitions. [2021-11-21 05:12:53,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-21 05:12:53,794 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:12:53,794 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:12:54,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:12:54,270 INFO L263 TraceCheckSpWp]: Trace formula consists of 294 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-21 05:12:54,271 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:12:54,376 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 20 proven. 6 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-21 05:12:54,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:12:54,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 187 states and 245 transitions. [2021-11-21 05:12:54,574 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 245 transitions. [2021-11-21 05:12:54,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-21 05:12:54,575 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:12:54,575 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:12:54,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:12:54,755 INFO L263 TraceCheckSpWp]: Trace formula consists of 306 conjuncts, 17 conjunts are in the unsatisfiable core [2021-11-21 05:12:54,757 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:12:55,049 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 29 proven. 10 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-21 05:12:56,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:12:56,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 186 states and 245 transitions. [2021-11-21 05:12:56,030 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 245 transitions. [2021-11-21 05:12:56,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-21 05:12:56,031 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:12:56,031 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:12:56,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:12:56,360 INFO L263 TraceCheckSpWp]: Trace formula consists of 318 conjuncts, 19 conjunts are in the unsatisfiable core [2021-11-21 05:12:56,361 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:12:56,777 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 40 proven. 15 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-21 05:12:57,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:12:57,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 188 states and 248 transitions. [2021-11-21 05:12:57,430 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 248 transitions. [2021-11-21 05:12:57,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-21 05:12:57,431 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:12:57,431 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:12:58,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:12:58,009 INFO L263 TraceCheckSpWp]: Trace formula consists of 330 conjuncts, 31 conjunts are in the unsatisfiable core [2021-11-21 05:12:58,011 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:12:58,469 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 53 proven. 21 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-21 05:12:59,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:12:59,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 190 states and 257 transitions. [2021-11-21 05:12:59,225 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 257 transitions. [2021-11-21 05:12:59,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-21 05:12:59,226 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:12:59,227 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:12:59,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:12:59,766 INFO L263 TraceCheckSpWp]: Trace formula consists of 342 conjuncts, 36 conjunts are in the unsatisfiable core [2021-11-21 05:12:59,768 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:13:00,220 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 11 proven. 105 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-21 05:13:00,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:13:00,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 190 states and 257 transitions. [2021-11-21 05:13:00,650 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 257 transitions. [2021-11-21 05:13:00,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-21 05:13:00,651 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:13:00,651 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:13:00,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:13:00,859 INFO L263 TraceCheckSpWp]: Trace formula consists of 342 conjuncts, 38 conjunts are in the unsatisfiable core [2021-11-21 05:13:00,860 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:13:01,449 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 68 proven. 28 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-21 05:13:02,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:13:02,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 192 states and 257 transitions. [2021-11-21 05:13:02,654 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 257 transitions. [2021-11-21 05:13:02,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-21 05:13:02,655 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:13:02,655 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:13:03,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:13:03,389 INFO L263 TraceCheckSpWp]: Trace formula consists of 354 conjuncts, 42 conjunts are in the unsatisfiable core [2021-11-21 05:13:03,391 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:13:04,079 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 85 proven. 36 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-21 05:13:05,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:13:05,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 194 states and 264 transitions. [2021-11-21 05:13:05,498 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 264 transitions. [2021-11-21 05:13:05,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-21 05:13:05,499 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:13:05,499 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:13:07,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:13:07,299 INFO L263 TraceCheckSpWp]: Trace formula consists of 366 conjuncts, 23 conjunts are in the unsatisfiable core [2021-11-21 05:13:07,301 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:13:08,284 INFO L134 CoverageAnalysis]: Checked inductivity of 194 backedges. 104 proven. 45 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-21 05:13:09,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:13:09,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 196 states and 276 transitions. [2021-11-21 05:13:09,883 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 276 transitions. [2021-11-21 05:13:09,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-21 05:13:09,884 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:13:09,884 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:13:10,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:13:10,737 INFO L263 TraceCheckSpWp]: Trace formula consists of 378 conjuncts, 47 conjunts are in the unsatisfiable core [2021-11-21 05:13:10,739 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:13:11,298 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 125 proven. 55 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2021-11-21 05:13:12,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:13:12,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 198 states and 289 transitions. [2021-11-21 05:13:12,774 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 289 transitions. [2021-11-21 05:13:12,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-21 05:13:12,775 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:13:12,775 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:13:13,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:13:13,066 INFO L263 TraceCheckSpWp]: Trace formula consists of 390 conjuncts, 54 conjunts are in the unsatisfiable core [2021-11-21 05:13:13,067 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:13:14,719 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 21 proven. 253 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-21 05:13:16,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:13:16,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 198 states and 289 transitions. [2021-11-21 05:13:16,588 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 289 transitions. [2021-11-21 05:13:16,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-21 05:13:16,590 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:13:16,590 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:13:20,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:13:20,431 INFO L263 TraceCheckSpWp]: Trace formula consists of 390 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-21 05:13:20,432 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:13:21,241 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 148 proven. 66 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2021-11-21 05:13:22,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:13:22,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 200 states and 303 transitions. [2021-11-21 05:13:22,764 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 303 transitions. [2021-11-21 05:13:22,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-21 05:13:22,765 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:13:22,765 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:13:23,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:13:23,714 INFO L263 TraceCheckSpWp]: Trace formula consists of 402 conjuncts, 54 conjunts are in the unsatisfiable core [2021-11-21 05:13:23,716 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:13:24,758 INFO L134 CoverageAnalysis]: Checked inductivity of 329 backedges. 29 proven. 287 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-21 05:13:25,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:13:25,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 200 states and 303 transitions. [2021-11-21 05:13:25,998 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 303 transitions. [2021-11-21 05:13:25,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-21 05:13:25,999 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:13:26,000 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:13:26,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:13:26,868 INFO L263 TraceCheckSpWp]: Trace formula consists of 402 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-21 05:13:26,870 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:13:27,081 INFO L134 CoverageAnalysis]: Checked inductivity of 329 backedges. 173 proven. 78 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2021-11-21 05:13:28,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:13:28,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 202 states and 306 transitions. [2021-11-21 05:13:28,097 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 306 transitions. [2021-11-21 05:13:28,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-21 05:13:28,098 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:13:28,098 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:13:29,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:13:29,591 INFO L263 TraceCheckSpWp]: Trace formula consists of 414 conjuncts, 56 conjunts are in the unsatisfiable core [2021-11-21 05:13:29,596 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:13:30,785 INFO L134 CoverageAnalysis]: Checked inductivity of 382 backedges. 200 proven. 91 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2021-11-21 05:13:34,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:13:34,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 204 states and 310 transitions. [2021-11-21 05:13:34,141 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 310 transitions. [2021-11-21 05:13:34,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-21 05:13:34,142 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:13:34,142 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:13:35,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:13:35,322 INFO L263 TraceCheckSpWp]: Trace formula consists of 426 conjuncts, 33 conjunts are in the unsatisfiable core [2021-11-21 05:13:35,323 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:13:37,031 INFO L134 CoverageAnalysis]: Checked inductivity of 439 backedges. 228 proven. 105 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2021-11-21 05:13:39,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:13:39,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 204 states and 310 transitions. [2021-11-21 05:13:39,268 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 310 transitions. [2021-11-21 05:13:39,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-21 05:13:39,269 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:13:39,269 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:13:40,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:13:40,597 INFO L263 TraceCheckSpWp]: Trace formula consists of 426 conjuncts, 34 conjunts are in the unsatisfiable core [2021-11-21 05:13:40,599 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:13:42,369 INFO L134 CoverageAnalysis]: Checked inductivity of 439 backedges. 228 proven. 105 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2021-11-21 05:13:45,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:13:45,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 204 states and 310 transitions. [2021-11-21 05:13:45,008 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 310 transitions. [2021-11-21 05:13:45,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-21 05:13:45,009 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:13:45,009 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:13:55,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2021-11-21 05:13:55,144 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:487) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-21 05:13:55,148 INFO L158 Benchmark]: Toolchain (without parser) took 74343.29ms. Allocated memory was 88.1MB in the beginning and 197.1MB in the end (delta: 109.1MB). Free memory was 49.6MB in the beginning and 138.8MB in the end (delta: -89.2MB). Peak memory consumption was 21.2MB. Max. memory is 16.1GB. [2021-11-21 05:13:55,149 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 88.1MB. Free memory is still 68.3MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-21 05:13:55,150 INFO L158 Benchmark]: CACSL2BoogieTranslator took 888.91ms. Allocated memory was 88.1MB in the beginning and 142.6MB in the end (delta: 54.5MB). Free memory was 49.4MB in the beginning and 102.0MB in the end (delta: -52.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-21 05:13:55,150 INFO L158 Benchmark]: Boogie Procedure Inliner took 126.25ms. Allocated memory is still 142.6MB. Free memory was 102.0MB in the beginning and 97.1MB in the end (delta: 4.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-21 05:13:55,151 INFO L158 Benchmark]: Boogie Preprocessor took 90.07ms. Allocated memory is still 142.6MB. Free memory was 97.1MB in the beginning and 92.2MB in the end (delta: 5.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-21 05:13:55,152 INFO L158 Benchmark]: RCFGBuilder took 1519.18ms. Allocated memory is still 142.6MB. Free memory was 92.2MB in the beginning and 64.3MB in the end (delta: 27.9MB). Peak memory consumption was 39.5MB. Max. memory is 16.1GB. [2021-11-21 05:13:55,153 INFO L158 Benchmark]: CodeCheck took 71711.07ms. Allocated memory was 142.6MB in the beginning and 197.1MB in the end (delta: 54.5MB). Free memory was 64.3MB in the beginning and 138.8MB in the end (delta: -74.5MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-21 05:13:55,156 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 0.30ms. Allocated memory is still 88.1MB. Free memory is still 68.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 888.91ms. Allocated memory was 88.1MB in the beginning and 142.6MB in the end (delta: 54.5MB). Free memory was 49.4MB in the beginning and 102.0MB in the end (delta: -52.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 126.25ms. Allocated memory is still 142.6MB. Free memory was 102.0MB in the beginning and 97.1MB in the end (delta: 4.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 90.07ms. Allocated memory is still 142.6MB. Free memory was 97.1MB in the beginning and 92.2MB in the end (delta: 5.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 1519.18ms. Allocated memory is still 142.6MB. Free memory was 92.2MB in the beginning and 64.3MB in the end (delta: 27.9MB). Peak memory consumption was 39.5MB. Max. memory is 16.1GB. * CodeCheck took 71711.07ms. Allocated memory was 142.6MB in the beginning and 197.1MB in the end (delta: 54.5MB). Free memory was 64.3MB in the beginning and 138.8MB in the end (delta: -74.5MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-21 05:13:55,259 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01bcf27d-eecb-42e6-97be-95e21d91edaa/bin/ukojak-vF6T2TMglN/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 Using bit-precise analysis No suitable file found in config dir /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01bcf27d-eecb-42e6-97be-95e21d91edaa/bin/ukojak-vF6T2TMglN/config using search string *Overflow*32bit*_Bitvector*.epf No suitable settings file found using Overflow*32bit*_Bitvector ERROR: UNSUPPORTED PROPERTY Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown