./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/locks/test_locks_12.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_5e4d181e-a128-46f6-88e2-e357bb85ba9f/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_5e4d181e-a128-46f6-88e2-e357bb85ba9f/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_5e4d181e-a128-46f6-88e2-e357bb85ba9f/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_5e4d181e-a128-46f6-88e2-e357bb85ba9f/bin/ukojak/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/locks/test_locks_12.c -s /tmp/vcloud-vcloud-master/worker/run_dir_5e4d181e-a128-46f6-88e2-e357bb85ba9f/bin/ukojak/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_5e4d181e-a128-46f6-88e2-e357bb85ba9f/bin/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash fbb7e06bf350f46f725ea0ddc5d1215829061b3a ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-29 23:55:48,554 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-29 23:55:48,556 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-29 23:55:48,624 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-29 23:55:48,625 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-29 23:55:48,627 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-29 23:55:48,629 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-29 23:55:48,631 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-29 23:55:48,634 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-29 23:55:48,635 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-29 23:55:48,637 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-29 23:55:48,638 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-29 23:55:48,639 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-29 23:55:48,640 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-29 23:55:48,642 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-29 23:55:48,644 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-29 23:55:48,645 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-29 23:55:48,646 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-29 23:55:48,649 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-29 23:55:48,651 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-29 23:55:48,654 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-29 23:55:48,655 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-29 23:55:48,657 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-29 23:55:48,658 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-29 23:55:48,662 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-29 23:55:48,668 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-29 23:55:48,668 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-29 23:55:48,670 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-29 23:55:48,670 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-29 23:55:48,671 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-29 23:55:48,672 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-29 23:55:48,673 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-29 23:55:48,674 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-29 23:55:48,675 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-29 23:55:48,676 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-29 23:55:48,676 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-29 23:55:48,677 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-29 23:55:48,678 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-29 23:55:48,678 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-29 23:55:48,679 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-29 23:55:48,685 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-29 23:55:48,687 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_5e4d181e-a128-46f6-88e2-e357bb85ba9f/bin/ukojak/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2020-11-29 23:55:48,724 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-29 23:55:48,724 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-29 23:55:48,726 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-29 23:55:48,727 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-29 23:55:48,727 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-29 23:55:48,727 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-29 23:55:48,727 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-11-29 23:55:48,727 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-29 23:55:48,728 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-29 23:55:48,728 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-29 23:55:48,729 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-11-29 23:55:48,729 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-11-29 23:55:48,729 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-11-29 23:55:48,730 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-29 23:55:48,730 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-29 23:55:48,730 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-29 23:55:48,730 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-29 23:55:48,730 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-29 23:55:48,731 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-29 23:55:48,731 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-29 23:55:48,731 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-29 23:55:48,731 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-29 23:55:48,732 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-29 23:55:48,732 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-11-29 23:55:48,732 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-29 23:55:48,732 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-vcloud-master/worker/run_dir_5e4d181e-a128-46f6-88e2-e357bb85ba9f/bin/ukojak/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_5e4d181e-a128-46f6-88e2-e357bb85ba9f/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fbb7e06bf350f46f725ea0ddc5d1215829061b3a [2020-11-29 23:55:49,045 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-29 23:55:49,093 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-29 23:55:49,096 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-29 23:55:49,098 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-29 23:55:49,099 INFO L275 PluginConnector]: CDTParser initialized [2020-11-29 23:55:49,100 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_5e4d181e-a128-46f6-88e2-e357bb85ba9f/bin/ukojak/../../sv-benchmarks/c/locks/test_locks_12.c [2020-11-29 23:55:49,181 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_5e4d181e-a128-46f6-88e2-e357bb85ba9f/bin/ukojak/data/785d8e6e8/8056ca95813741038de694349a66f0a2/FLAG37f38cba8 [2020-11-29 23:55:49,655 INFO L306 CDTParser]: Found 1 translation units. [2020-11-29 23:55:49,655 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_5e4d181e-a128-46f6-88e2-e357bb85ba9f/sv-benchmarks/c/locks/test_locks_12.c [2020-11-29 23:55:49,663 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_5e4d181e-a128-46f6-88e2-e357bb85ba9f/bin/ukojak/data/785d8e6e8/8056ca95813741038de694349a66f0a2/FLAG37f38cba8 [2020-11-29 23:55:50,145 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_5e4d181e-a128-46f6-88e2-e357bb85ba9f/bin/ukojak/data/785d8e6e8/8056ca95813741038de694349a66f0a2 [2020-11-29 23:55:50,147 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-29 23:55:50,151 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-29 23:55:50,159 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-29 23:55:50,159 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-29 23:55:50,161 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-29 23:55:50,162 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 11:55:50" (1/1) ... [2020-11-29 23:55:50,163 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2a522dd3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:55:50, skipping insertion in model container [2020-11-29 23:55:50,164 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 11:55:50" (1/1) ... [2020-11-29 23:55:50,176 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-29 23:55:50,202 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-29 23:55:50,417 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 23:55:50,427 INFO L203 MainTranslator]: Completed pre-run [2020-11-29 23:55:50,453 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 23:55:50,464 INFO L208 MainTranslator]: Completed translation [2020-11-29 23:55:50,465 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:55:50 WrapperNode [2020-11-29 23:55:50,465 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-29 23:55:50,466 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-29 23:55:50,467 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-29 23:55:50,467 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-29 23:55:50,475 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:55:50" (1/1) ... [2020-11-29 23:55:50,482 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:55:50" (1/1) ... [2020-11-29 23:55:50,529 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-29 23:55:50,534 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-29 23:55:50,534 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-29 23:55:50,534 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-29 23:55:50,543 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:55:50" (1/1) ... [2020-11-29 23:55:50,546 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:55:50" (1/1) ... [2020-11-29 23:55:50,562 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:55:50" (1/1) ... [2020-11-29 23:55:50,571 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:55:50" (1/1) ... [2020-11-29 23:55:50,576 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:55:50" (1/1) ... [2020-11-29 23:55:50,581 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:55:50" (1/1) ... [2020-11-29 23:55:50,586 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:55:50" (1/1) ... [2020-11-29 23:55:50,610 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-29 23:55:50,611 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-29 23:55:50,611 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-29 23:55:50,611 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-29 23:55:50,612 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:55:50" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5e4d181e-a128-46f6-88e2-e357bb85ba9f/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-29 23:55:50,679 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-29 23:55:50,680 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-29 23:55:50,680 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-29 23:55:50,680 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-29 23:55:51,573 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-29 23:55:51,573 INFO L298 CfgBuilder]: Removed 7 assume(true) statements. [2020-11-29 23:55:51,575 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 11:55:51 BoogieIcfgContainer [2020-11-29 23:55:51,576 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-29 23:55:51,577 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-11-29 23:55:51,577 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-11-29 23:55:51,587 INFO L275 PluginConnector]: CodeCheck initialized [2020-11-29 23:55:51,588 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 11:55:51" (1/1) ... [2020-11-29 23:55:51,597 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 23:55:51,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:55:51,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 33 states and 58 transitions. [2020-11-29 23:55:51,635 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 58 transitions. [2020-11-29 23:55:51,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2020-11-29 23:55:51,637 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:55:51,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:55:51,758 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 23:55:51,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:55:51,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 33 states and 56 transitions. [2020-11-29 23:55:51,766 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 56 transitions. [2020-11-29 23:55:51,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2020-11-29 23:55:51,767 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:55:51,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:55:51,818 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 23:55:51,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:55:51,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 37 states and 62 transitions. [2020-11-29 23:55:51,847 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 62 transitions. [2020-11-29 23:55:51,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2020-11-29 23:55:51,847 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:55:51,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:55:51,939 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 23:55:52,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:55:52,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 37 states and 61 transitions. [2020-11-29 23:55:52,010 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 61 transitions. [2020-11-29 23:55:52,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2020-11-29 23:55:52,011 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:55:52,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:55:52,119 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 23:55:52,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:55:52,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 39 states and 63 transitions. [2020-11-29 23:55:52,311 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 63 transitions. [2020-11-29 23:55:52,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2020-11-29 23:55:52,311 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:55:52,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:55:52,415 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 23:55:52,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:55:52,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 42 states and 68 transitions. [2020-11-29 23:55:52,774 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 68 transitions. [2020-11-29 23:55:52,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2020-11-29 23:55:52,775 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:55:52,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:55:52,827 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 23:55:52,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:55:52,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 40 states and 65 transitions. [2020-11-29 23:55:52,990 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 65 transitions. [2020-11-29 23:55:52,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2020-11-29 23:55:52,990 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:55:53,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:55:53,047 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 23:55:53,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:55:53,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 41 states and 65 transitions. [2020-11-29 23:55:53,198 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 65 transitions. [2020-11-29 23:55:53,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2020-11-29 23:55:53,198 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:55:53,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:55:53,314 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 23:55:54,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:55:54,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 45 states and 73 transitions. [2020-11-29 23:55:54,053 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 73 transitions. [2020-11-29 23:55:54,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2020-11-29 23:55:54,053 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:55:54,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:55:54,093 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 23:55:54,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:55:54,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 41 states and 67 transitions. [2020-11-29 23:55:54,265 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 67 transitions. [2020-11-29 23:55:54,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2020-11-29 23:55:54,266 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:55:54,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:55:54,309 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 23:55:54,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:55:54,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 42 states and 67 transitions. [2020-11-29 23:55:54,505 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 67 transitions. [2020-11-29 23:55:54,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2020-11-29 23:55:54,506 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:55:54,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:55:54,526 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 23:55:54,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:55:54,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 43 states and 67 transitions. [2020-11-29 23:55:54,693 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 67 transitions. [2020-11-29 23:55:54,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2020-11-29 23:55:54,694 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:55:54,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:55:54,838 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 23:55:55,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:55:55,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 48 states and 78 transitions. [2020-11-29 23:55:55,757 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 78 transitions. [2020-11-29 23:55:55,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2020-11-29 23:55:55,758 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:55:55,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:55:55,776 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 23:55:56,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:55:56,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 42 states and 69 transitions. [2020-11-29 23:55:56,068 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 69 transitions. [2020-11-29 23:55:56,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2020-11-29 23:55:56,069 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:55:56,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:55:56,086 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 23:55:56,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:55:56,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 43 states and 69 transitions. [2020-11-29 23:55:56,276 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 69 transitions. [2020-11-29 23:55:56,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2020-11-29 23:55:56,277 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:55:56,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:55:56,295 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 23:55:56,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:55:56,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 44 states and 69 transitions. [2020-11-29 23:55:56,549 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 69 transitions. [2020-11-29 23:55:56,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2020-11-29 23:55:56,550 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:55:56,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:55:56,700 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 23:55:58,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:55:58,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 50 states and 83 transitions. [2020-11-29 23:55:58,073 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 83 transitions. [2020-11-29 23:55:58,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2020-11-29 23:55:58,074 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:55:58,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:55:58,090 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 23:55:58,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:55:58,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 51 states and 83 transitions. [2020-11-29 23:55:58,295 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 83 transitions. [2020-11-29 23:55:58,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2020-11-29 23:55:58,295 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:55:58,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:55:58,311 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 23:55:58,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:55:58,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 43 states and 71 transitions. [2020-11-29 23:55:58,590 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 71 transitions. [2020-11-29 23:55:58,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2020-11-29 23:55:58,590 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:55:58,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:55:58,619 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 23:55:58,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:55:58,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 44 states and 71 transitions. [2020-11-29 23:55:58,900 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 71 transitions. [2020-11-29 23:55:58,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2020-11-29 23:55:58,900 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:55:58,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:55:58,916 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 23:55:59,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:55:59,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 45 states and 71 transitions. [2020-11-29 23:55:59,279 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 71 transitions. [2020-11-29 23:55:59,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2020-11-29 23:55:59,284 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:55:59,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:55:59,303 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 23:55:59,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:55:59,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 46 states and 71 transitions. [2020-11-29 23:55:59,660 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 71 transitions. [2020-11-29 23:55:59,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2020-11-29 23:55:59,661 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:55:59,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:55:59,861 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 23:56:01,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:56:01,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 53 states and 88 transitions. [2020-11-29 23:56:01,913 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 88 transitions. [2020-11-29 23:56:01,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2020-11-29 23:56:01,914 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:56:01,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:56:01,928 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 23:56:02,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:56:02,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 54 states and 88 transitions. [2020-11-29 23:56:02,195 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 88 transitions. [2020-11-29 23:56:02,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2020-11-29 23:56:02,196 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:56:02,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:56:02,210 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 23:56:02,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:56:02,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 44 states and 73 transitions. [2020-11-29 23:56:02,577 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 73 transitions. [2020-11-29 23:56:02,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-11-29 23:56:02,578 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:56:02,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:56:02,595 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 23:56:02,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:56:02,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 45 states and 73 transitions. [2020-11-29 23:56:02,908 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 73 transitions. [2020-11-29 23:56:02,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-11-29 23:56:02,908 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:56:02,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:56:02,922 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 23:56:03,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:56:03,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 46 states and 73 transitions. [2020-11-29 23:56:03,376 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 73 transitions. [2020-11-29 23:56:03,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-11-29 23:56:03,377 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:56:03,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:56:03,410 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 23:56:03,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:56:03,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 73 transitions. [2020-11-29 23:56:03,685 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 73 transitions. [2020-11-29 23:56:03,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-11-29 23:56:03,685 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:56:03,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:56:03,700 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 23:56:04,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:56:04,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 48 states and 73 transitions. [2020-11-29 23:56:04,008 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 73 transitions. [2020-11-29 23:56:04,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-11-29 23:56:04,008 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:56:04,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:56:04,207 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 23:56:06,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:56:06,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 56 states and 93 transitions. [2020-11-29 23:56:06,913 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 93 transitions. [2020-11-29 23:56:06,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-11-29 23:56:06,913 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:56:06,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:56:06,928 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 23:56:07,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:56:07,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 57 states and 93 transitions. [2020-11-29 23:56:07,334 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 93 transitions. [2020-11-29 23:56:07,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-11-29 23:56:07,335 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:56:07,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:56:07,348 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 23:56:07,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:56:07,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 45 states and 75 transitions. [2020-11-29 23:56:07,785 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 75 transitions. [2020-11-29 23:56:07,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-11-29 23:56:07,785 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:56:07,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:56:07,798 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 23:56:08,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:56:08,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 46 states and 75 transitions. [2020-11-29 23:56:08,181 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 75 transitions. [2020-11-29 23:56:08,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-11-29 23:56:08,182 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:56:08,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:56:08,199 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 23:56:08,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:56:08,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 47 states and 75 transitions. [2020-11-29 23:56:08,606 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 75 transitions. [2020-11-29 23:56:08,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-11-29 23:56:08,607 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:56:08,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:56:08,620 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 23:56:08,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:56:08,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 48 states and 75 transitions. [2020-11-29 23:56:08,982 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 75 transitions. [2020-11-29 23:56:08,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-11-29 23:56:08,983 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:56:08,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:56:08,997 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 23:56:09,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:56:09,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 49 states and 75 transitions. [2020-11-29 23:56:09,531 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 75 transitions. [2020-11-29 23:56:09,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-11-29 23:56:09,532 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:56:09,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:56:09,773 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 23:56:13,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:56:13,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 58 states and 98 transitions. [2020-11-29 23:56:13,393 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 98 transitions. [2020-11-29 23:56:13,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-11-29 23:56:13,394 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:56:13,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:56:13,407 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 23:56:13,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:56:13,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 59 states and 98 transitions. [2020-11-29 23:56:13,752 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 98 transitions. [2020-11-29 23:56:13,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-11-29 23:56:13,752 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:56:13,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:56:13,764 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 23:56:14,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:56:14,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 60 states and 98 transitions. [2020-11-29 23:56:14,191 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 98 transitions. [2020-11-29 23:56:14,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-11-29 23:56:14,192 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:56:14,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:56:14,214 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 23:56:14,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:56:14,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 46 states and 77 transitions. [2020-11-29 23:56:14,830 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 77 transitions. [2020-11-29 23:56:14,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-11-29 23:56:14,830 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:56:14,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:56:14,843 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 23:56:15,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:56:15,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 47 states and 77 transitions. [2020-11-29 23:56:15,510 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 77 transitions. [2020-11-29 23:56:15,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-11-29 23:56:15,510 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:56:15,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:56:15,526 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 23:56:16,210 WARN L193 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2020-11-29 23:56:16,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:56:16,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 48 states and 77 transitions. [2020-11-29 23:56:16,279 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 77 transitions. [2020-11-29 23:56:16,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-11-29 23:56:16,279 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:56:16,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:56:16,307 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 23:56:16,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:56:16,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 49 states and 77 transitions. [2020-11-29 23:56:16,869 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 77 transitions. [2020-11-29 23:56:16,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-11-29 23:56:16,869 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:56:16,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:56:16,884 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 23:56:17,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:56:17,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 50 states and 77 transitions. [2020-11-29 23:56:17,430 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 77 transitions. [2020-11-29 23:56:17,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-11-29 23:56:17,430 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:56:17,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:56:17,446 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 23:56:17,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:56:17,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 51 states and 77 transitions. [2020-11-29 23:56:17,942 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 77 transitions. [2020-11-29 23:56:17,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-11-29 23:56:17,942 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:56:17,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:56:18,354 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 23:56:24,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:56:24,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 61 states and 103 transitions. [2020-11-29 23:56:24,819 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 103 transitions. [2020-11-29 23:56:24,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-11-29 23:56:24,820 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:56:24,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:56:24,844 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 23:56:25,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:56:25,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 62 states and 103 transitions. [2020-11-29 23:56:25,339 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 103 transitions. [2020-11-29 23:56:25,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-11-29 23:56:25,340 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:56:25,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:56:25,351 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 23:56:26,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:56:26,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 63 states and 103 transitions. [2020-11-29 23:56:26,010 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 103 transitions. [2020-11-29 23:56:26,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-11-29 23:56:26,010 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:56:26,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:56:26,022 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 23:56:26,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:56:26,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 47 states and 79 transitions. [2020-11-29 23:56:26,682 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 79 transitions. [2020-11-29 23:56:26,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-11-29 23:56:26,683 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:56:26,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:56:26,695 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 23:56:27,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:56:27,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 48 states and 79 transitions. [2020-11-29 23:56:27,327 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 79 transitions. [2020-11-29 23:56:27,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-11-29 23:56:27,327 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:56:27,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:56:27,339 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 23:56:28,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:56:28,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 49 states and 79 transitions. [2020-11-29 23:56:28,044 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 79 transitions. [2020-11-29 23:56:28,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-11-29 23:56:28,044 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:56:28,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:56:28,056 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 23:56:28,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:56:28,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 50 states and 79 transitions. [2020-11-29 23:56:28,605 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 79 transitions. [2020-11-29 23:56:28,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-11-29 23:56:28,605 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:56:28,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:56:28,625 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 23:56:29,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:56:29,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 51 states and 79 transitions. [2020-11-29 23:56:29,181 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 79 transitions. [2020-11-29 23:56:29,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-11-29 23:56:29,181 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:56:29,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:56:29,192 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 23:56:29,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:56:29,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 52 states and 79 transitions. [2020-11-29 23:56:29,700 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 79 transitions. [2020-11-29 23:56:29,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-11-29 23:56:29,700 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:56:29,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:56:29,712 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 23:56:30,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:56:30,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 53 states and 79 transitions. [2020-11-29 23:56:30,416 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 79 transitions. [2020-11-29 23:56:30,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-11-29 23:56:30,417 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:56:30,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:56:30,768 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 23:56:37,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:56:37,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 64 states and 108 transitions. [2020-11-29 23:56:37,521 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 108 transitions. [2020-11-29 23:56:37,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-11-29 23:56:37,521 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:56:37,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:56:37,531 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 23:56:38,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:56:38,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 65 states and 108 transitions. [2020-11-29 23:56:38,113 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 108 transitions. [2020-11-29 23:56:38,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-11-29 23:56:38,113 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:56:38,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:56:38,126 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 23:56:38,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:56:38,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 66 states and 108 transitions. [2020-11-29 23:56:38,793 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 108 transitions. [2020-11-29 23:56:38,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-11-29 23:56:38,793 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:56:38,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:56:38,805 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 23:56:39,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:56:39,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 48 states and 81 transitions. [2020-11-29 23:56:39,507 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 81 transitions. [2020-11-29 23:56:39,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-11-29 23:56:39,507 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:56:39,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:56:39,522 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 23:56:40,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:56:40,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 49 states and 81 transitions. [2020-11-29 23:56:40,199 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 81 transitions. [2020-11-29 23:56:40,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-11-29 23:56:40,199 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:56:40,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:56:40,210 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 23:56:40,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:56:40,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 50 states and 81 transitions. [2020-11-29 23:56:40,920 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 81 transitions. [2020-11-29 23:56:40,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-11-29 23:56:40,920 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:56:40,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:56:40,931 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 23:56:41,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:56:41,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 51 states and 81 transitions. [2020-11-29 23:56:41,597 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 81 transitions. [2020-11-29 23:56:41,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-11-29 23:56:41,597 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:56:41,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:56:41,611 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 23:56:42,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:56:42,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 52 states and 81 transitions. [2020-11-29 23:56:42,426 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 81 transitions. [2020-11-29 23:56:42,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-11-29 23:56:42,426 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:56:42,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:56:42,436 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 23:56:43,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:56:43,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 53 states and 81 transitions. [2020-11-29 23:56:43,021 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 81 transitions. [2020-11-29 23:56:43,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-11-29 23:56:43,021 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:56:43,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:56:43,029 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 23:56:43,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:56:43,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 54 states and 81 transitions. [2020-11-29 23:56:43,555 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 81 transitions. [2020-11-29 23:56:43,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-11-29 23:56:43,555 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:56:43,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:56:43,936 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 23:56:51,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:56:51,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 66 states and 113 transitions. [2020-11-29 23:56:51,854 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 113 transitions. [2020-11-29 23:56:51,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-11-29 23:56:51,854 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:56:51,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:56:51,864 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 23:56:52,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:56:52,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 67 states and 113 transitions. [2020-11-29 23:56:52,419 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 113 transitions. [2020-11-29 23:56:52,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-11-29 23:56:52,419 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:56:52,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:56:52,430 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 23:56:53,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:56:53,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 68 states and 113 transitions. [2020-11-29 23:56:53,082 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 113 transitions. [2020-11-29 23:56:53,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-11-29 23:56:53,082 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:56:53,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:56:53,093 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 23:56:53,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:56:53,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 69 states and 113 transitions. [2020-11-29 23:56:53,913 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 113 transitions. [2020-11-29 23:56:53,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-11-29 23:56:53,914 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:56:53,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:56:53,930 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 23:56:54,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:56:54,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 49 states and 83 transitions. [2020-11-29 23:56:54,795 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 83 transitions. [2020-11-29 23:56:54,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-11-29 23:56:54,795 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:56:54,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:56:54,804 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 23:56:55,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:56:55,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 50 states and 83 transitions. [2020-11-29 23:56:55,652 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 83 transitions. [2020-11-29 23:56:55,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-11-29 23:56:55,652 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:56:55,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:56:55,662 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 23:56:56,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:56:56,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 51 states and 83 transitions. [2020-11-29 23:56:56,502 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 83 transitions. [2020-11-29 23:56:56,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-11-29 23:56:56,502 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:56:56,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:56:56,512 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 23:56:57,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:56:57,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 52 states and 83 transitions. [2020-11-29 23:56:57,489 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 83 transitions. [2020-11-29 23:56:57,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-11-29 23:56:57,490 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:56:57,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:56:57,501 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 23:56:58,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:56:58,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 53 states and 83 transitions. [2020-11-29 23:56:58,298 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 83 transitions. [2020-11-29 23:56:58,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-11-29 23:56:58,298 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:56:58,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:56:58,310 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 23:56:59,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:56:59,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 54 states and 83 transitions. [2020-11-29 23:56:59,089 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 83 transitions. [2020-11-29 23:56:59,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-11-29 23:56:59,090 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:56:59,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:56:59,107 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 23:56:59,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:56:59,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 55 states and 83 transitions. [2020-11-29 23:56:59,781 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 83 transitions. [2020-11-29 23:56:59,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-11-29 23:56:59,781 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:56:59,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:56:59,791 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 23:57:00,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:57:00,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 56 states and 83 transitions. [2020-11-29 23:57:00,427 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 83 transitions. [2020-11-29 23:57:00,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-11-29 23:57:00,427 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:57:00,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:57:00,436 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 23:57:01,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:57:01,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 57 states and 83 transitions. [2020-11-29 23:57:01,089 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 83 transitions. [2020-11-29 23:57:01,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-11-29 23:57:01,089 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:57:01,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:57:01,100 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 23:57:01,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:57:01,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 58 states and 83 transitions. [2020-11-29 23:57:01,853 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 83 transitions. [2020-11-29 23:57:01,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-11-29 23:57:01,854 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:57:01,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:57:01,865 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 23:57:02,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:57:02,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 59 states and 83 transitions. [2020-11-29 23:57:02,661 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 83 transitions. [2020-11-29 23:57:02,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-11-29 23:57:02,661 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:57:02,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:57:02,672 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 23:57:03,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:57:03,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 35 states and 49 transitions. [2020-11-29 23:57:03,760 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 49 transitions. [2020-11-29 23:57:03,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-11-29 23:57:03,760 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:57:03,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:57:03,770 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-11-29 23:57:14,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:57:14,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 47 states and 83 transitions. [2020-11-29 23:57:14,116 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 83 transitions. [2020-11-29 23:57:14,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2020-11-29 23:57:14,116 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:57:14,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:57:14,126 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-11-29 23:57:15,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:57:15,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 48 states and 83 transitions. [2020-11-29 23:57:15,137 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 83 transitions. [2020-11-29 23:57:15,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2020-11-29 23:57:15,137 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:57:15,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:57:15,150 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-11-29 23:57:16,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:57:16,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 49 states and 83 transitions. [2020-11-29 23:57:16,719 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 83 transitions. [2020-11-29 23:57:16,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2020-11-29 23:57:16,719 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:57:16,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:57:16,732 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-11-29 23:57:17,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:57:17,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 50 states and 83 transitions. [2020-11-29 23:57:17,704 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 83 transitions. [2020-11-29 23:57:17,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2020-11-29 23:57:17,705 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:57:17,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:57:17,716 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-11-29 23:57:18,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:57:18,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 51 states and 83 transitions. [2020-11-29 23:57:18,611 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 83 transitions. [2020-11-29 23:57:18,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2020-11-29 23:57:18,611 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:57:18,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:57:18,621 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-11-29 23:57:19,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:57:19,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 52 states and 83 transitions. [2020-11-29 23:57:19,423 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 83 transitions. [2020-11-29 23:57:19,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2020-11-29 23:57:19,424 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:57:19,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:57:19,435 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-11-29 23:57:20,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:57:20,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 53 states and 83 transitions. [2020-11-29 23:57:20,485 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 83 transitions. [2020-11-29 23:57:20,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2020-11-29 23:57:20,486 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:57:20,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:57:20,496 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-11-29 23:57:21,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:57:21,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 54 states and 83 transitions. [2020-11-29 23:57:21,310 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 83 transitions. [2020-11-29 23:57:21,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2020-11-29 23:57:21,310 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:57:21,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:57:21,321 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-11-29 23:57:22,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:57:22,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 55 states and 83 transitions. [2020-11-29 23:57:22,203 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 83 transitions. [2020-11-29 23:57:22,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2020-11-29 23:57:22,203 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:57:22,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:57:22,211 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-11-29 23:57:23,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:57:23,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 56 states and 83 transitions. [2020-11-29 23:57:23,015 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 83 transitions. [2020-11-29 23:57:23,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2020-11-29 23:57:23,015 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:57:23,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:57:23,025 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-11-29 23:57:23,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:57:23,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 57 states and 83 transitions. [2020-11-29 23:57:23,864 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 83 transitions. [2020-11-29 23:57:23,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2020-11-29 23:57:23,865 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:57:23,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:57:23,871 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-11-29 23:57:24,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:57:24,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 58 states and 83 transitions. [2020-11-29 23:57:24,894 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 83 transitions. [2020-11-29 23:57:24,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2020-11-29 23:57:24,895 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:57:24,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:57:24,903 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-11-29 23:57:25,323 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification that was a NOOP. DAG size: 63 [2020-11-29 23:57:26,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:57:26,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 30 states and 42 transitions. [2020-11-29 23:57:26,304 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 42 transitions. [2020-11-29 23:57:26,304 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-11-29 23:57:26,304 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 94 iterations. [2020-11-29 23:57:26,312 INFO L765 CodeCheckObserver]: All specifications hold 2 specifications checked. All of them hold [2020-11-29 23:57:26,981 INFO L569 CodeCheckObserver]: Invariant with dag size 3 [2020-11-29 23:57:26,987 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-11-29 23:57:27,004 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-11-29 23:57:27,005 INFO L569 CodeCheckObserver]: Invariant with dag size 3 [2020-11-29 23:57:27,005 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-11-29 23:57:27,006 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-11-29 23:57:27,006 INFO L569 CodeCheckObserver]: Invariant with dag size 3 [2020-11-29 23:57:27,006 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-11-29 23:57:27,007 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-11-29 23:57:27,008 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 29.11 11:57:27 ImpRootNode [2020-11-29 23:57:27,008 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2020-11-29 23:57:27,008 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-29 23:57:27,009 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-29 23:57:27,009 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-29 23:57:27,010 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 11:55:51" (3/4) ... [2020-11-29 23:57:27,013 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-11-29 23:57:27,028 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 18 nodes and edges [2020-11-29 23:57:27,028 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2020-11-29 23:57:27,029 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2020-11-29 23:57:27,030 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-29 23:57:27,061 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \old(unknown-main_\old_#valid-unknown) == \valid [2020-11-29 23:57:27,061 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \old(unknown-main_\old_#valid-unknown) == \valid [2020-11-29 23:57:27,061 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \old(unknown-main_\old_#valid-unknown) == \valid [2020-11-29 23:57:27,126 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_5e4d181e-a128-46f6-88e2-e357bb85ba9f/bin/ukojak/witness.graphml [2020-11-29 23:57:27,127 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-29 23:57:27,128 INFO L168 Benchmark]: Toolchain (without parser) took 96977.08 ms. Allocated memory was 81.8 MB in the beginning and 1.3 GB in the end (delta: 1.2 GB). Free memory was 51.2 MB in the beginning and 919.8 MB in the end (delta: -868.7 MB). Peak memory consumption was 355.5 MB. Max. memory is 16.1 GB. [2020-11-29 23:57:27,132 INFO L168 Benchmark]: CDTParser took 0.35 ms. Allocated memory is still 81.8 MB. Free memory was 52.0 MB in the beginning and 52.0 MB in the end (delta: 26.9 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 23:57:27,133 INFO L168 Benchmark]: CACSL2BoogieTranslator took 306.90 ms. Allocated memory was 81.8 MB in the beginning and 98.6 MB in the end (delta: 16.8 MB). Free memory was 51.0 MB in the beginning and 75.1 MB in the end (delta: -24.1 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2020-11-29 23:57:27,133 INFO L168 Benchmark]: Boogie Procedure Inliner took 65.87 ms. Allocated memory is still 98.6 MB. Free memory was 75.1 MB in the beginning and 73.1 MB in the end (delta: 2.0 MB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 23:57:27,134 INFO L168 Benchmark]: Boogie Preprocessor took 75.97 ms. Allocated memory is still 98.6 MB. Free memory was 73.1 MB in the beginning and 72.0 MB in the end (delta: 1.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-29 23:57:27,134 INFO L168 Benchmark]: RCFGBuilder took 965.26 ms. Allocated memory is still 98.6 MB. Free memory was 71.4 MB in the beginning and 69.0 MB in the end (delta: 2.4 MB). Peak memory consumption was 37.8 MB. Max. memory is 16.1 GB. [2020-11-29 23:57:27,135 INFO L168 Benchmark]: CodeCheck took 95431.07 ms. Allocated memory was 98.6 MB in the beginning and 1.3 GB in the end (delta: 1.2 GB). Free memory was 69.0 MB in the beginning and 924.0 MB in the end (delta: -855.0 MB). Peak memory consumption was 355.9 MB. Max. memory is 16.1 GB. [2020-11-29 23:57:27,135 INFO L168 Benchmark]: Witness Printer took 118.24 ms. Allocated memory is still 1.3 GB. Free memory was 924.0 MB in the beginning and 919.8 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-11-29 23:57:27,138 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 33 locations, 2 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 94.6s, OverallIterations: 94, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 SDtfs, -1107099652 SDslu, 0 SDs, 0 SdLazy, 470499320 SolverSat, -570441732 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 93.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 13919 GetRequests, 13245 SyntacticMatches, 0 SemanticMatches, 674 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 219742 ImplicationChecksByTransitivity, 89.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 3.0s InterpolantComputationTime, 1374 NumberOfCodeBlocks, 1374 NumberOfCodeBlocksAsserted, 93 NumberOfCheckSat, 1281 ConstructedInterpolants, 0 QuantifiedInterpolants, 91299 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 93 InterpolantComputations, 93 PerfectInterpolantSequences, 26/26 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 3]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 6]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - AllSpecificationsHoldResult: All specifications hold 2 specifications checked. All of them hold - InvariantResult [Line: 7]: Loop Invariant [2020-11-29 23:57:27,141 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-11-29 23:57:27,143 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid Derived loop invariant: \old(unknown-main_\old_#valid-unknown) == \valid - InvariantResult [Line: 6]: Loop Invariant [2020-11-29 23:57:27,144 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-11-29 23:57:27,144 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid Derived loop invariant: \old(unknown-main_\old_#valid-unknown) == \valid - InvariantResult [Line: 47]: Loop Invariant [2020-11-29 23:57:27,147 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-11-29 23:57:27,147 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid Derived loop invariant: \old(unknown-main_\old_#valid-unknown) == \valid * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35 ms. Allocated memory is still 81.8 MB. Free memory was 52.0 MB in the beginning and 52.0 MB in the end (delta: 26.9 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 306.90 ms. Allocated memory was 81.8 MB in the beginning and 98.6 MB in the end (delta: 16.8 MB). Free memory was 51.0 MB in the beginning and 75.1 MB in the end (delta: -24.1 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 65.87 ms. Allocated memory is still 98.6 MB. Free memory was 75.1 MB in the beginning and 73.1 MB in the end (delta: 2.0 MB). There was no memory consumed. Max. memory is 16.1 GB. * Boogie Preprocessor took 75.97 ms. Allocated memory is still 98.6 MB. Free memory was 73.1 MB in the beginning and 72.0 MB in the end (delta: 1.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 965.26 ms. Allocated memory is still 98.6 MB. Free memory was 71.4 MB in the beginning and 69.0 MB in the end (delta: 2.4 MB). Peak memory consumption was 37.8 MB. Max. memory is 16.1 GB. * CodeCheck took 95431.07 ms. Allocated memory was 98.6 MB in the beginning and 1.3 GB in the end (delta: 1.2 GB). Free memory was 69.0 MB in the beginning and 924.0 MB in the end (delta: -855.0 MB). Peak memory consumption was 355.9 MB. Max. memory is 16.1 GB. * Witness Printer took 118.24 ms. Allocated memory is still 1.3 GB. Free memory was 924.0 MB in the beginning and 919.8 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid RESULT: Ultimate proved your program to be correct! Received shutdown request...