./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test5-3.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_a4f7dd77-58f8-42a0-bb43-534fed5cf6de/bin/ukojak-vF6T2TMglN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4f7dd77-58f8-42a0-bb43-534fed5cf6de/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_a4f7dd77-58f8-42a0-bb43-534fed5cf6de/bin/ukojak-vF6T2TMglN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4f7dd77-58f8-42a0-bb43-534fed5cf6de/bin/ukojak-vF6T2TMglN/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test5-3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4f7dd77-58f8-42a0-bb43-534fed5cf6de/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_a4f7dd77-58f8-42a0-bb43-534fed5cf6de/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 5b724500cddd07446974ec59df8ac86aa980f4ff713324fa73d397377235cbe2 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-21 04:40:35,462 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-21 04:40:35,466 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-21 04:40:35,514 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-21 04:40:35,515 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-21 04:40:35,520 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-21 04:40:35,521 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-21 04:40:35,525 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-21 04:40:35,528 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-21 04:40:35,533 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-21 04:40:35,534 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-21 04:40:35,536 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-21 04:40:35,537 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-21 04:40:35,539 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-21 04:40:35,541 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-21 04:40:35,550 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-21 04:40:35,551 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-21 04:40:35,553 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-21 04:40:35,555 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-21 04:40:35,565 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-21 04:40:35,568 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-21 04:40:35,570 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-21 04:40:35,574 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-21 04:40:35,575 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-21 04:40:35,579 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-21 04:40:35,580 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-21 04:40:35,580 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-21 04:40:35,583 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-21 04:40:35,583 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-21 04:40:35,585 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-21 04:40:35,586 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-21 04:40:35,587 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-21 04:40:35,589 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-21 04:40:35,590 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-21 04:40:35,591 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-21 04:40:35,592 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-21 04:40:35,592 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-21 04:40:35,593 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-21 04:40:35,593 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-21 04:40:35,594 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-21 04:40:35,594 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-21 04:40:35,595 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4f7dd77-58f8-42a0-bb43-534fed5cf6de/bin/ukojak-vF6T2TMglN/config/svcomp-Overflow-32bit-Kojak_Default.epf [2021-11-21 04:40:35,639 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-21 04:40:35,639 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-21 04:40:35,641 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-21 04:40:35,641 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-21 04:40:35,641 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-21 04:40:35,642 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-21 04:40:35,642 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-21 04:40:35,648 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-21 04:40:35,648 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-21 04:40:35,648 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-21 04:40:35,650 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-21 04:40:35,650 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-21 04:40:35,650 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-21 04:40:35,650 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-21 04:40:35,650 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-21 04:40:35,651 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-21 04:40:35,651 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-21 04:40:35,651 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-21 04:40:35,651 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-21 04:40:35,651 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-21 04:40:35,652 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-21 04:40:35,652 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-21 04:40:35,652 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-21 04:40:35,652 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-21 04:40:35,652 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-21 04:40:35,653 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-21 04:40:35,653 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-21 04:40:35,653 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-21 04:40:35,653 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-21 04:40:35,655 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-21 04:40:35,655 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_a4f7dd77-58f8-42a0-bb43-534fed5cf6de/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4f7dd77-58f8-42a0-bb43-534fed5cf6de/bin/ukojak-vF6T2TMglN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5b724500cddd07446974ec59df8ac86aa980f4ff713324fa73d397377235cbe2 [2021-11-21 04:40:35,939 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-21 04:40:35,961 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-21 04:40:35,963 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-21 04:40:35,964 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-21 04:40:35,965 INFO L275 PluginConnector]: CDTParser initialized [2021-11-21 04:40:35,966 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4f7dd77-58f8-42a0-bb43-534fed5cf6de/bin/ukojak-vF6T2TMglN/../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test5-3.i [2021-11-21 04:40:36,029 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4f7dd77-58f8-42a0-bb43-534fed5cf6de/bin/ukojak-vF6T2TMglN/data/61f84b8c5/6db9b291322a496c8ec4ac0c037564e2/FLAG8ba784f0e [2021-11-21 04:40:36,801 INFO L306 CDTParser]: Found 1 translation units. [2021-11-21 04:40:36,802 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4f7dd77-58f8-42a0-bb43-534fed5cf6de/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test5-3.i [2021-11-21 04:40:36,824 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4f7dd77-58f8-42a0-bb43-534fed5cf6de/bin/ukojak-vF6T2TMglN/data/61f84b8c5/6db9b291322a496c8ec4ac0c037564e2/FLAG8ba784f0e [2021-11-21 04:40:36,931 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4f7dd77-58f8-42a0-bb43-534fed5cf6de/bin/ukojak-vF6T2TMglN/data/61f84b8c5/6db9b291322a496c8ec4ac0c037564e2 [2021-11-21 04:40:36,934 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-21 04:40:36,936 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-21 04:40:36,939 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-21 04:40:36,939 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-21 04:40:36,943 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-21 04:40:36,944 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 04:40:36" (1/1) ... [2021-11-21 04:40:36,945 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f7b1888 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:40:36, skipping insertion in model container [2021-11-21 04:40:36,946 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 04:40:36" (1/1) ... [2021-11-21 04:40:36,955 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-21 04:40:37,011 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-21 04:40:37,572 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_a4f7dd77-58f8-42a0-bb43-534fed5cf6de/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test5-3.i[33021,33034] [2021-11-21 04:40:37,798 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_a4f7dd77-58f8-42a0-bb43-534fed5cf6de/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test5-3.i[49681,49694] [2021-11-21 04:40:37,830 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 04:40:37,838 INFO L203 MainTranslator]: Completed pre-run [2021-11-21 04:40:37,868 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_a4f7dd77-58f8-42a0-bb43-534fed5cf6de/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test5-3.i[33021,33034] [2021-11-21 04:40:37,959 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_a4f7dd77-58f8-42a0-bb43-534fed5cf6de/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test5-3.i[49681,49694] [2021-11-21 04:40:37,972 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 04:40:38,028 INFO L208 MainTranslator]: Completed translation [2021-11-21 04:40:38,028 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:40:38 WrapperNode [2021-11-21 04:40:38,029 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-21 04:40:38,030 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-21 04:40:38,031 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-21 04:40:38,031 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-21 04:40:38,038 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:40:38" (1/1) ... [2021-11-21 04:40:38,101 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:40:38" (1/1) ... [2021-11-21 04:40:38,200 INFO L137 Inliner]: procedures = 177, calls = 487, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1704 [2021-11-21 04:40:38,207 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-21 04:40:38,209 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-21 04:40:38,209 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-21 04:40:38,209 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-21 04:40:38,218 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:40:38" (1/1) ... [2021-11-21 04:40:38,218 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:40:38" (1/1) ... [2021-11-21 04:40:38,243 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:40:38" (1/1) ... [2021-11-21 04:40:38,244 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:40:38" (1/1) ... [2021-11-21 04:40:38,384 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:40:38" (1/1) ... [2021-11-21 04:40:38,439 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:40:38" (1/1) ... [2021-11-21 04:40:38,452 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:40:38" (1/1) ... [2021-11-21 04:40:38,483 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-21 04:40:38,484 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-21 04:40:38,484 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-21 04:40:38,484 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-21 04:40:38,485 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:40:38" (1/1) ... [2021-11-21 04:40:38,495 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-21 04:40:38,509 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4f7dd77-58f8-42a0-bb43-534fed5cf6de/bin/ukojak-vF6T2TMglN/z3 [2021-11-21 04:40:38,528 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4f7dd77-58f8-42a0-bb43-534fed5cf6de/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-21 04:40:38,550 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4f7dd77-58f8-42a0-bb43-534fed5cf6de/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-21 04:40:38,583 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-21 04:40:38,583 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-21 04:40:38,584 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-21 04:40:38,584 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-21 04:40:38,584 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-21 04:40:38,584 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-21 04:40:38,584 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-21 04:40:38,584 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-21 04:40:38,585 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-21 04:40:38,585 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-21 04:40:38,585 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-11-21 04:40:38,585 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-21 04:40:38,585 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-21 04:40:38,585 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-21 04:40:38,586 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-21 04:40:38,586 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-21 04:40:38,893 INFO L236 CfgBuilder]: Building ICFG [2021-11-21 04:40:38,894 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-21 04:40:40,444 INFO L277 CfgBuilder]: Performing block encoding [2021-11-21 04:40:41,093 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-21 04:40:41,094 INFO L301 CfgBuilder]: Removed 100 assume(true) statements. [2021-11-21 04:40:41,099 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 04:40:41 BoogieIcfgContainer [2021-11-21 04:40:41,099 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-21 04:40:41,100 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-21 04:40:41,100 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-21 04:40:41,111 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-21 04:40:41,111 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 04:40:41" (1/1) ... [2021-11-21 04:40:41,123 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 04:40:41,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:40:41,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 190 states and 326 transitions. [2021-11-21 04:40:41,222 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 326 transitions. [2021-11-21 04:40:41,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-11-21 04:40:41,225 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:40:41,226 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:40:41,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:40:41,416 INFO L263 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 04:40:41,422 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:40:41,473 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 04:40:41,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:40:41,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 192 states and 329 transitions. [2021-11-21 04:40:41,560 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 329 transitions. [2021-11-21 04:40:41,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-21 04:40:41,560 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:40:41,561 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:40:41,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:40:41,693 INFO L263 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 04:40:41,695 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:40:41,714 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 04:40:41,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:40:41,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 191 states and 328 transitions. [2021-11-21 04:40:41,722 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 328 transitions. [2021-11-21 04:40:41,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-21 04:40:41,723 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:40:41,723 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:40:41,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:40:41,831 INFO L263 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 04:40:41,839 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:40:41,887 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 04:40:41,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:40:41,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 191 states and 324 transitions. [2021-11-21 04:40:41,894 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 324 transitions. [2021-11-21 04:40:41,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-21 04:40:41,898 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:40:41,898 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:40:41,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:40:41,995 INFO L263 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 04:40:42,004 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:40:42,044 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 04:40:42,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:40:42,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 191 states and 316 transitions. [2021-11-21 04:40:42,059 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 316 transitions. [2021-11-21 04:40:42,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-21 04:40:42,063 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:40:42,063 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:40:42,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:40:42,167 INFO L263 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 04:40:42,170 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:40:42,232 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 04:40:42,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:40:42,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 191 states and 304 transitions. [2021-11-21 04:40:42,253 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 304 transitions. [2021-11-21 04:40:42,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-21 04:40:42,262 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:40:42,263 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:40:42,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:40:42,398 INFO L263 TraceCheckSpWp]: Trace formula consists of 192 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 04:40:42,403 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:40:42,486 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 04:40:42,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:40:42,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 191 states and 292 transitions. [2021-11-21 04:40:42,605 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 292 transitions. [2021-11-21 04:40:42,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-21 04:40:42,607 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:40:42,607 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:40:42,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:40:42,772 INFO L263 TraceCheckSpWp]: Trace formula consists of 234 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 04:40:42,787 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:40:42,951 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 04:40:43,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:40:43,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 236 states and 348 transitions. [2021-11-21 04:40:43,390 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 348 transitions. [2021-11-21 04:40:43,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-21 04:40:43,391 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:40:43,392 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:40:43,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:40:43,513 INFO L263 TraceCheckSpWp]: Trace formula consists of 236 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 04:40:43,516 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:40:43,599 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 04:40:43,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:40:43,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 236 states and 346 transitions. [2021-11-21 04:40:43,610 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 346 transitions. [2021-11-21 04:40:43,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-21 04:40:43,612 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:40:43,613 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:40:43,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:40:43,743 INFO L263 TraceCheckSpWp]: Trace formula consists of 236 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 04:40:43,745 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:40:43,817 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 04:40:43,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:40:43,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 236 states and 344 transitions. [2021-11-21 04:40:43,827 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 344 transitions. [2021-11-21 04:40:43,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-21 04:40:43,828 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:40:43,828 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:40:43,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:40:43,954 INFO L263 TraceCheckSpWp]: Trace formula consists of 235 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 04:40:43,957 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:40:44,119 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 04:40:44,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:40:44,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 282 states and 402 transitions. [2021-11-21 04:40:44,683 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 402 transitions. [2021-11-21 04:40:44,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-21 04:40:44,685 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:40:44,685 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:40:44,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:40:44,828 INFO L263 TraceCheckSpWp]: Trace formula consists of 250 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 04:40:44,830 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:40:44,919 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 04:40:44,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:40:44,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 282 states and 400 transitions. [2021-11-21 04:40:44,935 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 400 transitions. [2021-11-21 04:40:44,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-21 04:40:44,936 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:40:44,937 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:40:45,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:40:45,056 INFO L263 TraceCheckSpWp]: Trace formula consists of 250 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 04:40:45,063 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:40:45,141 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 04:40:45,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:40:45,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 282 states and 398 transitions. [2021-11-21 04:40:45,151 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 398 transitions. [2021-11-21 04:40:45,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-21 04:40:45,152 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:40:45,153 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:40:45,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:40:45,276 INFO L263 TraceCheckSpWp]: Trace formula consists of 251 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-21 04:40:45,279 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:40:45,522 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 04:40:45,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:40:45,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 316 states and 440 transitions. [2021-11-21 04:40:45,802 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 440 transitions. [2021-11-21 04:40:45,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-21 04:40:45,804 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:40:45,804 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:40:45,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:40:45,928 INFO L263 TraceCheckSpWp]: Trace formula consists of 248 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 04:40:45,931 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:40:46,008 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 04:40:46,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:40:46,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 316 states and 438 transitions. [2021-11-21 04:40:46,018 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 438 transitions. [2021-11-21 04:40:46,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-21 04:40:46,019 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:40:46,019 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:40:46,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:40:46,130 INFO L263 TraceCheckSpWp]: Trace formula consists of 248 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 04:40:46,131 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:40:46,283 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 04:40:46,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:40:46,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 436 states to 316 states and 436 transitions. [2021-11-21 04:40:46,292 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 436 transitions. [2021-11-21 04:40:46,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-21 04:40:46,294 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:40:46,294 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:40:46,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:40:46,415 INFO L263 TraceCheckSpWp]: Trace formula consists of 256 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 04:40:46,417 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:40:46,505 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 04:40:46,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:40:46,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 316 states and 434 transitions. [2021-11-21 04:40:46,568 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 434 transitions. [2021-11-21 04:40:46,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-21 04:40:46,569 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:40:46,569 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:40:46,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:40:46,708 INFO L263 TraceCheckSpWp]: Trace formula consists of 249 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 04:40:46,712 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:40:46,866 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 04:40:46,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:40:46,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 436 states to 319 states and 436 transitions. [2021-11-21 04:40:46,898 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 436 transitions. [2021-11-21 04:40:46,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-21 04:40:46,899 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:40:46,899 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:40:47,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:40:47,022 INFO L263 TraceCheckSpWp]: Trace formula consists of 249 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 04:40:47,023 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:40:47,144 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 04:40:47,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:40:47,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 322 states and 438 transitions. [2021-11-21 04:40:47,184 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 438 transitions. [2021-11-21 04:40:47,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-21 04:40:47,193 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:40:47,194 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:40:47,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:40:47,330 INFO L263 TraceCheckSpWp]: Trace formula consists of 250 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 04:40:47,333 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:40:47,486 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 04:40:47,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:40:47,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 325 states and 440 transitions. [2021-11-21 04:40:47,545 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 440 transitions. [2021-11-21 04:40:47,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-21 04:40:47,548 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:40:47,548 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:40:47,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:40:47,717 INFO L263 TraceCheckSpWp]: Trace formula consists of 250 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 04:40:47,719 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:40:47,860 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 04:40:47,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:40:47,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 442 states to 328 states and 442 transitions. [2021-11-21 04:40:47,920 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 442 transitions. [2021-11-21 04:40:47,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-21 04:40:47,922 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:40:47,922 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:40:48,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:40:48,053 INFO L263 TraceCheckSpWp]: Trace formula consists of 266 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-21 04:40:48,056 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:40:48,337 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 04:40:48,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:40:48,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 444 states to 331 states and 444 transitions. [2021-11-21 04:40:48,370 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 444 transitions. [2021-11-21 04:40:48,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-21 04:40:48,371 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:40:48,372 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:40:48,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:40:48,509 INFO L263 TraceCheckSpWp]: Trace formula consists of 266 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-21 04:40:48,513 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:40:48,739 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 04:40:48,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:40:48,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 446 states to 334 states and 446 transitions. [2021-11-21 04:40:48,767 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 446 transitions. [2021-11-21 04:40:48,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-21 04:40:48,770 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:40:48,770 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:40:48,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:40:48,910 INFO L263 TraceCheckSpWp]: Trace formula consists of 310 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 04:40:48,913 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:40:49,004 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 04:40:49,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:40:49,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 334 states and 445 transitions. [2021-11-21 04:40:49,025 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 445 transitions. [2021-11-21 04:40:49,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-21 04:40:49,026 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:40:49,026 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:40:49,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:40:49,164 INFO L263 TraceCheckSpWp]: Trace formula consists of 316 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 04:40:49,167 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:40:49,307 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 04:40:49,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:40:49,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 456 states to 343 states and 456 transitions. [2021-11-21 04:40:49,738 INFO L276 IsEmpty]: Start isEmpty. Operand 343 states and 456 transitions. [2021-11-21 04:40:49,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-21 04:40:49,739 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:40:49,740 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:40:49,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:40:49,870 INFO L263 TraceCheckSpWp]: Trace formula consists of 339 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 04:40:49,873 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:40:50,029 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 04:40:50,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:40:50,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 352 states and 466 transitions. [2021-11-21 04:40:50,072 INFO L276 IsEmpty]: Start isEmpty. Operand 352 states and 466 transitions. [2021-11-21 04:40:50,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-21 04:40:50,074 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:40:50,074 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:40:50,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:40:50,212 INFO L263 TraceCheckSpWp]: Trace formula consists of 339 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 04:40:50,215 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:40:50,369 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 04:40:50,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:40:50,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 476 states to 361 states and 476 transitions. [2021-11-21 04:40:50,408 INFO L276 IsEmpty]: Start isEmpty. Operand 361 states and 476 transitions. [2021-11-21 04:40:50,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-21 04:40:50,409 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:40:50,409 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:40:50,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:40:50,548 INFO L263 TraceCheckSpWp]: Trace formula consists of 317 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 04:40:50,551 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:40:50,709 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 04:40:50,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:40:50,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 487 states to 370 states and 487 transitions. [2021-11-21 04:40:50,944 INFO L276 IsEmpty]: Start isEmpty. Operand 370 states and 487 transitions. [2021-11-21 04:40:50,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-21 04:40:50,945 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:40:50,945 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:40:51,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:40:51,067 INFO L263 TraceCheckSpWp]: Trace formula consists of 340 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 04:40:51,069 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:40:51,240 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 04:40:51,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:40:51,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 497 states to 379 states and 497 transitions. [2021-11-21 04:40:51,323 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 497 transitions. [2021-11-21 04:40:51,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-21 04:40:51,324 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:40:51,325 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:40:51,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:40:51,471 INFO L263 TraceCheckSpWp]: Trace formula consists of 340 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 04:40:51,481 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:40:51,632 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 04:40:51,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:40:51,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 507 states to 388 states and 507 transitions. [2021-11-21 04:40:51,700 INFO L276 IsEmpty]: Start isEmpty. Operand 388 states and 507 transitions. [2021-11-21 04:40:51,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-21 04:40:51,702 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:40:51,702 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:40:51,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:40:51,886 INFO L263 TraceCheckSpWp]: Trace formula consists of 333 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-21 04:40:51,889 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:40:52,151 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 04:40:52,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:40:52,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 518 states to 397 states and 518 transitions. [2021-11-21 04:40:52,385 INFO L276 IsEmpty]: Start isEmpty. Operand 397 states and 518 transitions. [2021-11-21 04:40:52,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-21 04:40:52,386 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:40:52,387 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:40:52,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:40:52,524 INFO L263 TraceCheckSpWp]: Trace formula consists of 333 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 04:40:52,527 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:40:52,677 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 04:40:53,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:40:53,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 520 states to 398 states and 520 transitions. [2021-11-21 04:40:53,673 INFO L276 IsEmpty]: Start isEmpty. Operand 398 states and 520 transitions. [2021-11-21 04:40:53,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-21 04:40:53,675 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:40:53,675 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:40:53,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:40:53,814 INFO L263 TraceCheckSpWp]: Trace formula consists of 356 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-21 04:40:53,818 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:40:53,998 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 04:40:54,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:40:54,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 535 states to 411 states and 535 transitions. [2021-11-21 04:40:54,140 INFO L276 IsEmpty]: Start isEmpty. Operand 411 states and 535 transitions. [2021-11-21 04:40:54,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-21 04:40:54,142 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:40:54,142 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:40:54,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:40:54,275 INFO L263 TraceCheckSpWp]: Trace formula consists of 356 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-21 04:40:54,279 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:40:54,529 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 04:40:54,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:40:54,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 545 states to 420 states and 545 transitions. [2021-11-21 04:40:54,573 INFO L276 IsEmpty]: Start isEmpty. Operand 420 states and 545 transitions. [2021-11-21 04:40:54,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-21 04:40:54,576 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:40:54,577 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:40:54,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:40:54,712 INFO L263 TraceCheckSpWp]: Trace formula consists of 371 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-21 04:40:54,715 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:40:54,941 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 04:40:54,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:40:54,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 547 states to 423 states and 547 transitions. [2021-11-21 04:40:54,962 INFO L276 IsEmpty]: Start isEmpty. Operand 423 states and 547 transitions. [2021-11-21 04:40:54,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-21 04:40:54,964 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:40:54,965 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:40:55,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:40:55,816 INFO L263 TraceCheckSpWp]: Trace formula consists of 461 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-21 04:40:55,819 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:40:56,025 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-21 04:40:56,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:40:56,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 555 states to 425 states and 555 transitions. [2021-11-21 04:40:56,201 INFO L276 IsEmpty]: Start isEmpty. Operand 425 states and 555 transitions. [2021-11-21 04:40:56,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-21 04:40:56,202 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:40:56,202 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:40:56,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:40:56,364 INFO L263 TraceCheckSpWp]: Trace formula consists of 451 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 04:40:56,369 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:40:56,597 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-21 04:40:57,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:40:57,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 557 states to 426 states and 557 transitions. [2021-11-21 04:40:57,351 INFO L276 IsEmpty]: Start isEmpty. Operand 426 states and 557 transitions. [2021-11-21 04:40:57,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-21 04:40:57,352 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:40:57,352 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:40:57,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:40:57,974 INFO L263 TraceCheckSpWp]: Trace formula consists of 485 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 04:40:57,978 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:40:58,205 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 29 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-21 04:40:58,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:40:58,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 557 states to 426 states and 557 transitions. [2021-11-21 04:40:58,323 INFO L276 IsEmpty]: Start isEmpty. Operand 426 states and 557 transitions. [2021-11-21 04:40:58,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-21 04:40:58,324 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:40:58,324 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:41:01,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:41:01,180 INFO L263 TraceCheckSpWp]: Trace formula consists of 485 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-21 04:41:01,182 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:41:01,363 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 29 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-21 04:41:01,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:41:01,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 557 states to 426 states and 557 transitions. [2021-11-21 04:41:01,377 INFO L276 IsEmpty]: Start isEmpty. Operand 426 states and 557 transitions. [2021-11-21 04:41:01,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-21 04:41:01,379 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:41:01,379 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:41:03,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:41:03,101 INFO L263 TraceCheckSpWp]: Trace formula consists of 485 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 04:41:03,104 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:41:03,478 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 20 proven. 1 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-21 04:41:03,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:41:03,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 560 states to 428 states and 560 transitions. [2021-11-21 04:41:03,941 INFO L276 IsEmpty]: Start isEmpty. Operand 428 states and 560 transitions. [2021-11-21 04:41:03,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-21 04:41:03,943 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:41:03,943 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:41:04,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:41:04,116 INFO L263 TraceCheckSpWp]: Trace formula consists of 479 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-21 04:41:04,120 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:41:04,718 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-21 04:41:05,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:41:05,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 562 states to 429 states and 562 transitions. [2021-11-21 04:41:05,231 INFO L276 IsEmpty]: Start isEmpty. Operand 429 states and 562 transitions. [2021-11-21 04:41:05,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-21 04:41:05,233 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:41:05,233 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:41:05,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:41:05,388 INFO L263 TraceCheckSpWp]: Trace formula consists of 485 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 04:41:05,392 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:41:05,581 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-21 04:41:05,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:41:05,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 560 states to 429 states and 560 transitions. [2021-11-21 04:41:05,595 INFO L276 IsEmpty]: Start isEmpty. Operand 429 states and 560 transitions. [2021-11-21 04:41:05,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-21 04:41:05,596 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:41:05,596 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:41:05,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:41:05,782 INFO L263 TraceCheckSpWp]: Trace formula consists of 486 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 04:41:05,786 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:41:06,114 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-21 04:41:07,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:41:07,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 562 states to 432 states and 562 transitions. [2021-11-21 04:41:07,269 INFO L276 IsEmpty]: Start isEmpty. Operand 432 states and 562 transitions. [2021-11-21 04:41:07,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-21 04:41:07,270 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:41:07,270 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:41:08,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:41:08,767 INFO L263 TraceCheckSpWp]: Trace formula consists of 509 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 04:41:08,770 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:41:09,127 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 50 proven. 10 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-21 04:41:09,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:41:09,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 562 states to 432 states and 562 transitions. [2021-11-21 04:41:09,413 INFO L276 IsEmpty]: Start isEmpty. Operand 432 states and 562 transitions. [2021-11-21 04:41:09,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-21 04:41:09,414 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:41:09,415 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:41:19,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2021-11-21 04:41:19,669 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 04:41:19,672 INFO L158 Benchmark]: Toolchain (without parser) took 42735.39ms. Allocated memory was 119.5MB in the beginning and 398.5MB in the end (delta: 278.9MB). Free memory was 74.1MB in the beginning and 126.3MB in the end (delta: -52.2MB). Peak memory consumption was 227.2MB. Max. memory is 16.1GB. [2021-11-21 04:41:19,673 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 119.5MB. Free memory is still 93.0MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-21 04:41:19,673 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1090.52ms. Allocated memory is still 119.5MB. Free memory was 73.9MB in the beginning and 60.5MB in the end (delta: 13.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-21 04:41:19,674 INFO L158 Benchmark]: Boogie Procedure Inliner took 177.32ms. Allocated memory is still 119.5MB. Free memory was 60.5MB in the beginning and 50.4MB in the end (delta: 10.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-21 04:41:19,675 INFO L158 Benchmark]: Boogie Preprocessor took 274.19ms. Allocated memory was 119.5MB in the beginning and 153.1MB in the end (delta: 33.6MB). Free memory was 50.4MB in the beginning and 119.6MB in the end (delta: -69.2MB). Peak memory consumption was 24.5MB. Max. memory is 16.1GB. [2021-11-21 04:41:19,676 INFO L158 Benchmark]: RCFGBuilder took 2615.41ms. Allocated memory is still 153.1MB. Free memory was 119.6MB in the beginning and 69.8MB in the end (delta: 49.8MB). Peak memory consumption was 68.4MB. Max. memory is 16.1GB. [2021-11-21 04:41:19,677 INFO L158 Benchmark]: CodeCheck took 38571.00ms. Allocated memory was 153.1MB in the beginning and 398.5MB in the end (delta: 245.4MB). Free memory was 69.8MB in the beginning and 126.3MB in the end (delta: -56.5MB). Peak memory consumption was 188.9MB. Max. memory is 16.1GB. [2021-11-21 04:41:19,681 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:487) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 119.5MB. Free memory is still 93.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1090.52ms. Allocated memory is still 119.5MB. Free memory was 73.9MB in the beginning and 60.5MB in the end (delta: 13.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 177.32ms. Allocated memory is still 119.5MB. Free memory was 60.5MB in the beginning and 50.4MB in the end (delta: 10.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 274.19ms. Allocated memory was 119.5MB in the beginning and 153.1MB in the end (delta: 33.6MB). Free memory was 50.4MB in the beginning and 119.6MB in the end (delta: -69.2MB). Peak memory consumption was 24.5MB. Max. memory is 16.1GB. * RCFGBuilder took 2615.41ms. Allocated memory is still 153.1MB. Free memory was 119.6MB in the beginning and 69.8MB in the end (delta: 49.8MB). Peak memory consumption was 68.4MB. Max. memory is 16.1GB. * CodeCheck took 38571.00ms. Allocated memory was 153.1MB in the beginning and 398.5MB in the end (delta: 245.4MB). Free memory was 69.8MB in the beginning and 126.3MB in the end (delta: -56.5MB). Peak memory consumption was 188.9MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-21 04:41:19,766 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4f7dd77-58f8-42a0-bb43-534fed5cf6de/bin/ukojak-vF6T2TMglN/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_a4f7dd77-58f8-42a0-bb43-534fed5cf6de/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