./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/memory-alloca/c.03-alloca-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 69874e26 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_a8eee494-7b51-457e-9091-47989fc2720c/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_a8eee494-7b51-457e-9091-47989fc2720c/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_a8eee494-7b51-457e-9091-47989fc2720c/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_a8eee494-7b51-457e-9091-47989fc2720c/bin/ukojak/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/memory-alloca/c.03-alloca-2.i -s /tmp/vcloud-vcloud-master/worker/run_dir_a8eee494-7b51-457e-9091-47989fc2720c/bin/ukojak/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_a8eee494-7b51-457e-9091-47989fc2720c/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 ab87ef7cc863b18816ae397a50b6c6e9fb3e753d ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-69874e2 [2020-12-01 17:41:04,537 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 17:41:04,543 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 17:41:04,596 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 17:41:04,597 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 17:41:04,598 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 17:41:04,601 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 17:41:04,605 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 17:41:04,608 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 17:41:04,610 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 17:41:04,611 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 17:41:04,614 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 17:41:04,614 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 17:41:04,616 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 17:41:04,621 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 17:41:04,623 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 17:41:04,626 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 17:41:04,636 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 17:41:04,639 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 17:41:04,646 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 17:41:04,654 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 17:41:04,657 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 17:41:04,659 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 17:41:04,662 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 17:41:04,671 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 17:41:04,672 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 17:41:04,674 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 17:41:04,675 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 17:41:04,681 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 17:41:04,683 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 17:41:04,684 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 17:41:04,685 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 17:41:04,688 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 17:41:04,691 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 17:41:04,693 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 17:41:04,693 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 17:41:04,694 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 17:41:04,695 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 17:41:04,695 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 17:41:04,696 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 17:41:04,698 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 17:41:04,704 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_a8eee494-7b51-457e-9091-47989fc2720c/bin/ukojak/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2020-12-01 17:41:04,773 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 17:41:04,773 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 17:41:04,775 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 17:41:04,775 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 17:41:04,776 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 17:41:04,776 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-01 17:41:04,776 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-12-01 17:41:04,776 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-01 17:41:04,777 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-01 17:41:04,777 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 17:41:04,777 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-12-01 17:41:04,777 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-12-01 17:41:04,778 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-12-01 17:41:04,778 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 17:41:04,778 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-01 17:41:04,794 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 17:41:04,794 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-12-01 17:41:04,795 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-12-01 17:41:04,795 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 17:41:04,795 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 17:41:04,796 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 17:41:04,796 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 17:41:04,796 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 17:41:04,797 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-12-01 17:41:04,797 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-01 17:41:04,797 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_a8eee494-7b51-457e-9091-47989fc2720c/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_a8eee494-7b51-457e-9091-47989fc2720c/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ab87ef7cc863b18816ae397a50b6c6e9fb3e753d [2020-12-01 17:41:05,141 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 17:41:05,171 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 17:41:05,177 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 17:41:05,179 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 17:41:05,180 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 17:41:05,182 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_a8eee494-7b51-457e-9091-47989fc2720c/bin/ukojak/../../sv-benchmarks/c/memory-alloca/c.03-alloca-2.i [2020-12-01 17:41:05,278 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_a8eee494-7b51-457e-9091-47989fc2720c/bin/ukojak/data/53fc7abce/f6fd41d861e044fcba5d93938692d6b8/FLAG3121c4a0a [2020-12-01 17:41:06,025 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 17:41:06,026 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_a8eee494-7b51-457e-9091-47989fc2720c/sv-benchmarks/c/memory-alloca/c.03-alloca-2.i [2020-12-01 17:41:06,044 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_a8eee494-7b51-457e-9091-47989fc2720c/bin/ukojak/data/53fc7abce/f6fd41d861e044fcba5d93938692d6b8/FLAG3121c4a0a [2020-12-01 17:41:06,216 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_a8eee494-7b51-457e-9091-47989fc2720c/bin/ukojak/data/53fc7abce/f6fd41d861e044fcba5d93938692d6b8 [2020-12-01 17:41:06,220 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 17:41:06,222 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 17:41:06,224 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 17:41:06,225 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 17:41:06,235 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 17:41:06,236 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 05:41:06" (1/1) ... [2020-12-01 17:41:06,239 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1659228f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:41:06, skipping insertion in model container [2020-12-01 17:41:06,239 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 05:41:06" (1/1) ... [2020-12-01 17:41:06,250 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 17:41:06,321 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 17:41:06,727 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 17:41:06,756 INFO L203 MainTranslator]: Completed pre-run [2020-12-01 17:41:06,825 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 17:41:06,917 INFO L208 MainTranslator]: Completed translation [2020-12-01 17:41:06,919 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:41:06 WrapperNode [2020-12-01 17:41:06,919 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 17:41:06,924 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-01 17:41:06,924 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-01 17:41:06,924 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-01 17:41:06,936 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:41:06" (1/1) ... [2020-12-01 17:41:06,954 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:41:06" (1/1) ... [2020-12-01 17:41:07,017 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-01 17:41:07,020 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-01 17:41:07,021 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-01 17:41:07,021 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-01 17:41:07,033 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:41:06" (1/1) ... [2020-12-01 17:41:07,036 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:41:06" (1/1) ... [2020-12-01 17:41:07,050 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:41:06" (1/1) ... [2020-12-01 17:41:07,057 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:41:06" (1/1) ... [2020-12-01 17:41:07,063 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:41:06" (1/1) ... [2020-12-01 17:41:07,081 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:41:06" (1/1) ... [2020-12-01 17:41:07,083 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:41:06" (1/1) ... [2020-12-01 17:41:07,096 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-01 17:41:07,098 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-01 17:41:07,098 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-01 17:41:07,098 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-01 17:41:07,100 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:41:06" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a8eee494-7b51-457e-9091-47989fc2720c/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 [2020-12-01 17:41:07,222 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-12-01 17:41:07,223 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-12-01 17:41:07,223 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-01 17:41:07,224 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-12-01 17:41:07,224 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-01 17:41:07,225 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-01 17:41:07,886 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-01 17:41:07,886 INFO L298 CfgBuilder]: Removed 7 assume(true) statements. [2020-12-01 17:41:07,889 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 05:41:07 BoogieIcfgContainer [2020-12-01 17:41:07,889 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-01 17:41:07,890 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-12-01 17:41:07,891 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-12-01 17:41:07,913 INFO L275 PluginConnector]: CodeCheck initialized [2020-12-01 17:41:07,913 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 05:41:07" (1/1) ... [2020-12-01 17:41:07,938 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 17:41:07,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:41:07,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 51 states and 53 transitions. [2020-12-01 17:41:07,987 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 53 transitions. [2020-12-01 17:41:07,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2020-12-01 17:41:07,990 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:41:08,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:41:08,234 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:41:08,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:41:08,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 50 states and 52 transitions. [2020-12-01 17:41:08,277 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 52 transitions. [2020-12-01 17:41:08,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2020-12-01 17:41:08,277 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:41:08,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:41:08,377 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:41:08,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:41:08,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 49 states and 51 transitions. [2020-12-01 17:41:08,564 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 51 transitions. [2020-12-01 17:41:08,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2020-12-01 17:41:08,565 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:41:08,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:41:08,714 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:41:08,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:41:08,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 48 states and 50 transitions. [2020-12-01 17:41:08,952 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 50 transitions. [2020-12-01 17:41:08,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2020-12-01 17:41:08,952 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:41:08,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:41:09,096 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:41:09,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:41:09,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 47 states and 49 transitions. [2020-12-01 17:41:09,510 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 49 transitions. [2020-12-01 17:41:09,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2020-12-01 17:41:09,511 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:41:09,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:41:09,642 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:41:10,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:41:10,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 46 states and 48 transitions. [2020-12-01 17:41:10,099 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 48 transitions. [2020-12-01 17:41:10,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2020-12-01 17:41:10,100 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:41:10,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:41:10,303 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:41:11,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:41:11,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 45 states and 47 transitions. [2020-12-01 17:41:11,184 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 47 transitions. [2020-12-01 17:41:11,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2020-12-01 17:41:11,201 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:41:11,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:41:11,300 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:41:12,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:41:12,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 44 states and 46 transitions. [2020-12-01 17:41:12,212 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 46 transitions. [2020-12-01 17:41:12,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2020-12-01 17:41:12,212 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:41:12,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:41:12,435 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:41:13,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:41:13,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 43 states and 45 transitions. [2020-12-01 17:41:13,854 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 45 transitions. [2020-12-01 17:41:13,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2020-12-01 17:41:13,855 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:41:13,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:41:13,880 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:41:14,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:41:14,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 44 states and 46 transitions. [2020-12-01 17:41:14,676 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 46 transitions. [2020-12-01 17:41:14,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2020-12-01 17:41:14,677 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:41:14,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:41:14,860 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:41:16,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:41:16,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 45 states and 48 transitions. [2020-12-01 17:41:16,245 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 48 transitions. [2020-12-01 17:41:16,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2020-12-01 17:41:16,246 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:41:16,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:41:16,271 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:41:17,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:41:17,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 47 states and 52 transitions. [2020-12-01 17:41:17,203 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 52 transitions. [2020-12-01 17:41:17,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2020-12-01 17:41:17,204 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:41:17,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:41:17,376 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:41:18,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:41:18,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 49 states and 56 transitions. [2020-12-01 17:41:18,893 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 56 transitions. [2020-12-01 17:41:18,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2020-12-01 17:41:18,894 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:41:18,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:41:18,915 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:41:19,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:41:19,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 52 states and 62 transitions. [2020-12-01 17:41:19,439 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 62 transitions. [2020-12-01 17:41:19,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2020-12-01 17:41:19,439 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:41:19,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:41:19,549 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:41:20,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:41:20,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 55 states and 67 transitions. [2020-12-01 17:41:20,421 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 67 transitions. [2020-12-01 17:41:20,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2020-12-01 17:41:20,422 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:41:20,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:41:20,449 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:41:21,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:41:21,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 58 states and 75 transitions. [2020-12-01 17:41:21,238 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 75 transitions. [2020-12-01 17:41:21,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2020-12-01 17:41:21,238 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:41:21,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:41:21,262 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:41:21,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:41:21,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 60 states and 80 transitions. [2020-12-01 17:41:21,991 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 80 transitions. [2020-12-01 17:41:21,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2020-12-01 17:41:21,992 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:41:22,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:41:22,548 WARN L197 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 32 [2020-12-01 17:41:22,967 WARN L197 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 28 [2020-12-01 17:41:23,037 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:41:23,191 WARN L197 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 59 [2020-12-01 17:41:23,515 WARN L197 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 61 [2020-12-01 17:41:24,078 WARN L197 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 60 [2020-12-01 17:41:24,295 WARN L197 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 62 [2020-12-01 17:41:24,833 WARN L197 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 62 [2020-12-01 17:41:25,019 WARN L197 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 64 [2020-12-01 17:41:28,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:41:28,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 65 states and 90 transitions. [2020-12-01 17:41:28,316 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 90 transitions. [2020-12-01 17:41:28,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2020-12-01 17:41:28,317 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:41:28,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:41:28,341 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:41:30,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:41:30,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 70 states and 102 transitions. [2020-12-01 17:41:30,490 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 102 transitions. [2020-12-01 17:41:30,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2020-12-01 17:41:30,491 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:41:30,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:41:30,624 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:41:33,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:41:33,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 75 states and 113 transitions. [2020-12-01 17:41:33,772 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 113 transitions. [2020-12-01 17:41:33,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2020-12-01 17:41:33,773 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:41:33,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:41:33,796 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:41:34,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:41:34,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 74 states and 112 transitions. [2020-12-01 17:41:34,187 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 112 transitions. [2020-12-01 17:41:34,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2020-12-01 17:41:34,188 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:41:34,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:41:34,232 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:41:34,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:41:34,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 77 states and 116 transitions. [2020-12-01 17:41:34,518 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 116 transitions. [2020-12-01 17:41:34,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2020-12-01 17:41:34,519 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:41:34,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:41:34,561 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:41:34,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:41:34,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 78 states and 118 transitions. [2020-12-01 17:41:34,583 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 118 transitions. [2020-12-01 17:41:34,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2020-12-01 17:41:34,585 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:41:34,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:41:34,620 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:41:34,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:41:34,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 79 states and 119 transitions. [2020-12-01 17:41:34,649 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 119 transitions. [2020-12-01 17:41:34,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-12-01 17:41:34,653 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:41:34,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:41:34,700 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:41:34,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:41:34,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 78 states and 118 transitions. [2020-12-01 17:41:34,718 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 118 transitions. [2020-12-01 17:41:34,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-12-01 17:41:34,719 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:41:34,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:41:34,754 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:41:34,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:41:34,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 79 states and 119 transitions. [2020-12-01 17:41:34,797 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 119 transitions. [2020-12-01 17:41:34,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-12-01 17:41:34,798 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:41:34,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:41:34,818 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:41:34,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:41:34,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 78 states and 118 transitions. [2020-12-01 17:41:34,838 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 118 transitions. [2020-12-01 17:41:34,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-12-01 17:41:34,839 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:41:34,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:41:34,862 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:41:34,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:41:34,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 77 states and 117 transitions. [2020-12-01 17:41:34,895 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 117 transitions. [2020-12-01 17:41:34,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-12-01 17:41:34,896 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:41:34,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:41:34,925 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:41:35,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:41:35,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 83 states and 126 transitions. [2020-12-01 17:41:35,728 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 126 transitions. [2020-12-01 17:41:35,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-12-01 17:41:35,729 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:41:35,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:41:35,789 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:41:36,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:41:36,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 89 states and 134 transitions. [2020-12-01 17:41:36,694 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 134 transitions. [2020-12-01 17:41:36,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-12-01 17:41:36,695 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:41:36,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:41:36,724 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:41:37,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:41:37,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 91 states and 136 transitions. [2020-12-01 17:41:37,216 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 136 transitions. [2020-12-01 17:41:37,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-12-01 17:41:37,217 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:41:37,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:41:37,247 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:41:37,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:41:37,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 93 states and 138 transitions. [2020-12-01 17:41:37,754 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 138 transitions. [2020-12-01 17:41:37,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-12-01 17:41:37,755 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:41:37,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:41:37,775 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:41:37,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:41:37,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 92 states and 137 transitions. [2020-12-01 17:41:37,820 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 137 transitions. [2020-12-01 17:41:37,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-12-01 17:41:37,821 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:41:37,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:41:37,847 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:41:37,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:41:37,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 91 states and 136 transitions. [2020-12-01 17:41:37,905 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 136 transitions. [2020-12-01 17:41:37,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-12-01 17:41:37,906 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:41:37,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:41:37,939 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-12-01 17:41:38,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:41:38,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 93 states and 138 transitions. [2020-12-01 17:41:38,411 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 138 transitions. [2020-12-01 17:41:38,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-12-01 17:41:38,413 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:41:38,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:41:38,444 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-12-01 17:41:38,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:41:38,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 95 states and 140 transitions. [2020-12-01 17:41:38,759 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 140 transitions. [2020-12-01 17:41:38,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-12-01 17:41:38,760 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:41:38,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:41:38,782 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-12-01 17:41:39,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:41:39,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 91 states and 135 transitions. [2020-12-01 17:41:39,211 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 135 transitions. [2020-12-01 17:41:39,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-12-01 17:41:39,212 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:41:39,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:41:39,238 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-12-01 17:41:39,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:41:39,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 93 states and 136 transitions. [2020-12-01 17:41:39,619 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 136 transitions. [2020-12-01 17:41:39,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-12-01 17:41:39,620 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:41:39,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:41:39,650 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-12-01 17:41:41,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:41:41,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 101 states and 148 transitions. [2020-12-01 17:41:41,605 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 148 transitions. [2020-12-01 17:41:41,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-12-01 17:41:41,606 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:41:41,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:41:41,664 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-12-01 17:41:42,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:41:42,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 108 states and 157 transitions. [2020-12-01 17:41:42,787 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 157 transitions. [2020-12-01 17:41:42,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-12-01 17:41:42,788 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:41:42,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:41:42,813 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-12-01 17:41:42,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:41:42,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 110 states and 158 transitions. [2020-12-01 17:41:42,861 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 158 transitions. [2020-12-01 17:41:42,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-12-01 17:41:42,862 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:41:42,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:41:42,883 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-12-01 17:41:42,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:41:42,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 112 states and 159 transitions. [2020-12-01 17:41:42,909 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 159 transitions. [2020-12-01 17:41:42,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2020-12-01 17:41:42,910 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:41:42,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:41:42,935 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-12-01 17:41:43,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:41:43,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 110 states and 156 transitions. [2020-12-01 17:41:43,577 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 156 transitions. [2020-12-01 17:41:43,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2020-12-01 17:41:43,577 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:41:43,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:41:44,141 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-12-01 17:41:44,473 WARN L197 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 66 [2020-12-01 17:41:45,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:41:45,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 117 states and 164 transitions. [2020-12-01 17:41:45,807 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 164 transitions. [2020-12-01 17:41:45,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2020-12-01 17:41:45,807 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:41:45,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:41:45,828 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-12-01 17:41:46,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:41:46,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 115 states and 161 transitions. [2020-12-01 17:41:46,301 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 161 transitions. [2020-12-01 17:41:46,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2020-12-01 17:41:46,301 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:41:46,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:41:48,732 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:41:48,912 WARN L197 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 67 [2020-12-01 17:41:49,214 WARN L197 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 69 [2020-12-01 17:41:49,866 WARN L197 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 68 [2020-12-01 17:41:50,081 WARN L197 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 70 [2020-12-01 17:41:50,808 WARN L197 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 70 [2020-12-01 17:41:51,009 WARN L197 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 72 [2020-12-01 17:41:51,776 WARN L197 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 71 [2020-12-01 17:41:51,979 WARN L197 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 73 [2020-12-01 17:41:52,861 WARN L197 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 72 [2020-12-01 17:41:53,158 WARN L197 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 74 [2020-12-01 17:41:53,937 WARN L197 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 77 [2020-12-01 17:41:54,294 WARN L197 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 79 [2020-12-01 17:41:55,162 WARN L197 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 81 [2020-12-01 17:41:55,560 WARN L197 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 83 [2020-12-01 17:41:56,407 WARN L197 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 79 [2020-12-01 17:41:56,846 WARN L197 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 81 [2020-12-01 17:41:58,540 WARN L197 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 75 [2020-12-01 17:41:58,881 WARN L197 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 77 [2020-12-01 17:42:00,851 WARN L197 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 65 [2020-12-01 17:42:02,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:42:02,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 128 states and 184 transitions. [2020-12-01 17:42:02,882 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 184 transitions. [2020-12-01 17:42:02,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2020-12-01 17:42:02,883 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:42:02,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:42:02,907 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-12-01 17:42:05,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:42:05,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 129 states and 187 transitions. [2020-12-01 17:42:05,950 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 187 transitions. [2020-12-01 17:42:05,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2020-12-01 17:42:05,951 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:42:05,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:42:05,971 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-12-01 17:42:10,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:42:10,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 134 states and 195 transitions. [2020-12-01 17:42:10,360 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 195 transitions. [2020-12-01 17:42:10,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-12-01 17:42:10,360 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:42:10,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:42:10,391 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 17:42:11,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:42:11,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 71 states and 89 transitions. [2020-12-01 17:42:11,493 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 89 transitions. [2020-12-01 17:42:11,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-12-01 17:42:11,493 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:42:11,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:42:11,519 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 17:42:12,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:42:12,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 58 states and 75 transitions. [2020-12-01 17:42:12,764 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 75 transitions. [2020-12-01 17:42:12,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2020-12-01 17:42:12,765 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:42:12,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:42:12,797 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2020-12-01 17:42:15,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:42:15,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 55 states and 70 transitions. [2020-12-01 17:42:15,706 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 70 transitions. [2020-12-01 17:42:15,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2020-12-01 17:42:15,707 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:42:15,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:42:15,752 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2020-12-01 17:42:17,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:42:17,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 57 states and 73 transitions. [2020-12-01 17:42:17,244 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 73 transitions. [2020-12-01 17:42:17,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2020-12-01 17:42:17,244 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:42:17,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:42:18,149 WARN L197 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 33 [2020-12-01 17:42:19,273 WARN L197 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 39 [2020-12-01 17:42:19,934 WARN L197 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 44 [2020-12-01 17:42:20,575 WARN L197 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 42 [2020-12-01 17:42:22,172 WARN L197 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 41 [2020-12-01 17:42:23,618 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 5 proven. 8 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-12-01 17:42:23,914 WARN L197 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 69 [2020-12-01 17:42:24,544 WARN L197 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 60 [2020-12-01 17:42:25,662 WARN L197 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 70 [2020-12-01 17:42:25,930 WARN L197 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 61 [2020-12-01 17:42:27,102 WARN L197 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 72 [2020-12-01 17:42:27,394 WARN L197 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 63 [2020-12-01 17:42:28,575 WARN L197 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 73 [2020-12-01 17:42:29,532 WARN L197 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 74 [2020-12-01 17:42:29,856 WARN L197 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 67 [2020-12-01 17:42:31,147 WARN L197 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 79 [2020-12-01 17:42:31,479 WARN L197 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 72 [2020-12-01 17:42:32,883 WARN L197 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 83 [2020-12-01 17:42:33,245 WARN L197 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 76 [2020-12-01 17:42:34,612 WARN L197 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 81 [2020-12-01 17:42:34,968 WARN L197 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 74 [2020-12-01 17:42:36,572 WARN L197 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 76 [2020-12-01 17:42:36,985 WARN L197 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 78 [2020-12-01 17:42:38,426 WARN L197 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 65 [2020-12-01 17:42:38,809 WARN L197 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 77 [2020-12-01 17:42:39,849 WARN L197 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2020-12-01 17:42:40,248 WARN L197 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 70 [2020-12-01 17:42:41,120 WARN L197 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 82 [2020-12-01 17:42:42,272 WARN L197 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2020-12-01 17:42:42,704 WARN L197 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 74 [2020-12-01 17:42:43,662 WARN L197 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 87 [2020-12-01 17:42:44,784 WARN L197 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2020-12-01 17:42:45,167 WARN L197 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 70 [2020-12-01 17:42:46,062 WARN L197 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 84 [2020-12-01 17:42:47,162 WARN L197 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2020-12-01 17:42:47,480 WARN L197 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 53 [2020-12-01 17:42:47,888 WARN L197 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 67 [2020-12-01 17:42:49,274 WARN L197 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 72 [2020-12-01 17:42:50,136 WARN L197 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 86 [2020-12-01 17:42:51,763 WARN L197 SmtUtils]: Spent 256.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 76 [2020-12-01 17:42:52,867 WARN L197 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 99 [2020-12-01 17:42:54,171 WARN L197 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2020-12-01 17:42:54,547 WARN L197 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 71 [2020-12-01 17:42:55,417 WARN L197 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 81 [2020-12-01 17:42:56,980 WARN L197 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 70 [2020-12-01 17:42:57,881 WARN L197 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 80 [2020-12-01 17:42:59,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:42:59,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 79 states and 112 transitions. [2020-12-01 17:42:59,672 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 112 transitions. [2020-12-01 17:42:59,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2020-12-01 17:42:59,672 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:42:59,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:42:59,697 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2020-12-01 17:43:03,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:43:03,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 81 states and 113 transitions. [2020-12-01 17:43:03,012 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 113 transitions. [2020-12-01 17:43:03,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2020-12-01 17:43:03,013 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:43:03,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:43:03,038 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2020-12-01 17:43:03,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:43:03,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 73 states and 101 transitions. [2020-12-01 17:43:03,980 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 101 transitions. [2020-12-01 17:43:03,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2020-12-01 17:43:03,981 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:43:04,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:43:05,355 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 8 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-12-01 17:43:06,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:43:06,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 75 states and 104 transitions. [2020-12-01 17:43:06,193 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 104 transitions. [2020-12-01 17:43:06,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2020-12-01 17:43:06,194 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:43:06,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:43:06,220 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2020-12-01 17:43:06,696 WARN L197 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2020-12-01 17:43:07,119 WARN L197 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2020-12-01 17:43:10,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:43:10,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 70 states and 99 transitions. [2020-12-01 17:43:10,549 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 99 transitions. [2020-12-01 17:43:10,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2020-12-01 17:43:10,549 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:43:10,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:43:12,408 WARN L197 SmtUtils]: Spent 440.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 60 [2020-12-01 17:43:14,013 WARN L197 SmtUtils]: Spent 465.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 64 [2020-12-01 17:43:15,542 WARN L197 SmtUtils]: Spent 381.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 66 [2020-12-01 17:43:18,156 WARN L197 SmtUtils]: Spent 385.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 66 [2020-12-01 17:43:19,574 WARN L197 SmtUtils]: Spent 373.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 70 [2020-12-01 17:43:20,958 WARN L197 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 67 [2020-12-01 17:43:22,434 WARN L197 SmtUtils]: Spent 400.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 70 [2020-12-01 17:43:23,995 WARN L197 SmtUtils]: Spent 452.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 68 [2020-12-01 17:43:25,505 WARN L197 SmtUtils]: Spent 405.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 71 [2020-12-01 17:43:27,220 WARN L197 SmtUtils]: Spent 501.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 68 [2020-12-01 17:43:28,852 WARN L197 SmtUtils]: Spent 505.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 66 [2020-12-01 17:43:30,562 WARN L197 SmtUtils]: Spent 443.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 62 [2020-12-01 17:43:32,119 WARN L197 SmtUtils]: Spent 372.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 59 [2020-12-01 17:43:33,525 WARN L197 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 49 [2020-12-01 17:43:34,401 WARN L197 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 31 [2020-12-01 17:43:34,706 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:43:40,287 WARN L197 SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 84 [2020-12-01 17:43:41,147 WARN L197 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2020-12-01 17:43:43,215 WARN L197 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 56 [2020-12-01 17:43:44,138 WARN L197 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2020-12-01 17:43:44,655 WARN L197 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 89 [2020-12-01 17:43:45,900 WARN L197 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2020-12-01 17:43:47,025 WARN L197 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2020-12-01 17:43:47,804 WARN L197 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 68 [2020-12-01 17:43:48,758 WARN L197 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2020-12-01 17:43:49,404 WARN L197 SmtUtils]: Spent 337.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 99 [2020-12-01 17:43:50,184 WARN L197 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2020-12-01 17:43:51,212 WARN L197 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2020-12-01 17:43:51,952 WARN L197 SmtUtils]: Spent 401.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 74 [2020-12-01 17:43:53,449 WARN L197 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 98 [2020-12-01 17:43:55,131 WARN L197 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2020-12-01 17:43:55,843 WARN L197 SmtUtils]: Spent 359.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 71 [2020-12-01 17:43:56,474 WARN L197 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 95 [2020-12-01 17:43:58,189 WARN L197 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2020-12-01 17:43:58,864 WARN L197 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 60 [2020-12-01 17:43:59,824 WARN L197 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 61 [2020-12-01 17:44:00,619 WARN L197 SmtUtils]: Spent 405.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 84 [2020-12-01 17:44:02,304 WARN L197 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2020-12-01 17:44:02,979 WARN L197 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 59 [2020-12-01 17:44:04,642 WARN L197 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 83 [2020-12-01 17:44:06,482 WARN L197 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2020-12-01 17:44:07,040 WARN L197 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 53 [2020-12-01 17:44:08,522 WARN L197 SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 83 [2020-12-01 17:44:10,241 WARN L197 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2020-12-01 17:44:10,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:44:10,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 80 states and 118 transitions. [2020-12-01 17:44:10,956 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 118 transitions. [2020-12-01 17:44:10,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2020-12-01 17:44:10,957 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:44:10,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:44:12,279 WARN L197 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 30 [2020-12-01 17:44:13,249 WARN L197 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 36 [2020-12-01 17:44:14,322 WARN L197 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 36 [2020-12-01 17:44:15,399 WARN L197 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 42 [2020-12-01 17:44:16,508 WARN L197 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 39 [2020-12-01 17:44:17,561 WARN L197 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 38 [2020-12-01 17:44:18,603 WARN L197 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 38 [2020-12-01 17:44:20,953 WARN L197 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 41 [2020-12-01 17:44:22,140 WARN L197 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 41 [2020-12-01 17:44:23,248 WARN L197 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 36 [2020-12-01 17:44:25,314 WARN L197 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 42 [2020-12-01 17:44:26,474 WARN L197 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 37 [2020-12-01 17:44:27,663 WARN L197 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 35 [2020-12-01 17:44:27,722 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 29 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:44:29,971 WARN L197 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 83 [2020-12-01 17:44:31,359 WARN L197 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 84 [2020-12-01 17:44:32,247 WARN L197 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2020-12-01 17:44:33,198 WARN L197 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2020-12-01 17:44:33,855 WARN L197 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 88 [2020-12-01 17:44:35,369 WARN L197 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 89 [2020-12-01 17:44:36,301 WARN L197 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2020-12-01 17:44:37,248 WARN L197 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2020-12-01 17:44:37,923 WARN L197 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 83 [2020-12-01 17:44:39,512 WARN L197 SmtUtils]: Spent 345.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 84 [2020-12-01 17:44:40,496 WARN L197 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2020-12-01 17:44:41,564 WARN L197 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2020-12-01 17:44:42,247 WARN L197 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 82 [2020-12-01 17:44:43,928 WARN L197 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 83 [2020-12-01 17:44:45,005 WARN L197 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2020-12-01 17:44:46,104 WARN L197 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2020-12-01 17:44:46,802 WARN L197 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 82 [2020-12-01 17:44:48,338 WARN L197 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 83 [2020-12-01 17:44:49,386 WARN L197 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2020-12-01 17:44:50,488 WARN L197 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2020-12-01 17:44:51,123 WARN L197 SmtUtils]: Spent 256.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 71 [2020-12-01 17:44:51,694 WARN L197 SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 72 [2020-12-01 17:44:52,723 WARN L197 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2020-12-01 17:44:53,804 WARN L197 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2020-12-01 17:44:54,412 WARN L197 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 73 [2020-12-01 17:44:56,073 WARN L197 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 74 [2020-12-01 17:44:57,096 WARN L197 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2020-12-01 17:44:58,091 WARN L197 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2020-12-01 17:44:58,732 WARN L197 SmtUtils]: Spent 332.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 77 [2020-12-01 17:44:59,454 WARN L197 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 78 [2020-12-01 17:45:00,493 WARN L197 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2020-12-01 17:45:01,685 WARN L197 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2020-12-01 17:45:02,335 WARN L197 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 73 [2020-12-01 17:45:02,919 WARN L197 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 74 [2020-12-01 17:45:03,976 WARN L197 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2020-12-01 17:45:05,046 WARN L197 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2020-12-01 17:45:05,707 WARN L197 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 75 [2020-12-01 17:45:07,561 WARN L197 SmtUtils]: Spent 379.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 77 [2020-12-01 17:45:08,659 WARN L197 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2020-12-01 17:45:09,696 WARN L197 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2020-12-01 17:45:10,276 WARN L197 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 64 [2020-12-01 17:45:10,762 WARN L197 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 66 [2020-12-01 17:45:11,849 WARN L197 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-12-01 17:45:13,559 WARN L197 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 63 [2020-12-01 17:45:15,185 WARN L197 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 65 [2020-12-01 17:45:16,489 WARN L197 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2020-12-01 17:45:18,382 WARN L197 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 81 [2020-12-01 17:45:19,193 WARN L197 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 83 [2020-12-01 17:45:20,572 WARN L197 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2020-12-01 17:45:21,853 WARN L197 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2020-12-01 17:45:22,708 WARN L197 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 87 [2020-12-01 17:45:23,440 WARN L197 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 89 [2020-12-01 17:45:24,895 WARN L197 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2020-12-01 17:45:26,340 WARN L197 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2020-12-01 17:45:27,174 WARN L197 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 82 [2020-12-01 17:45:27,906 WARN L197 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 84 [2020-12-01 17:45:29,258 WARN L197 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2020-12-01 17:45:30,698 WARN L197 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2020-12-01 17:45:31,678 WARN L197 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 84 [2020-12-01 17:45:33,827 WARN L197 SmtUtils]: Spent 325.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 86 [2020-12-01 17:45:35,317 WARN L197 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2020-12-01 17:45:36,758 WARN L197 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2020-12-01 17:45:39,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:45:39,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 96 states and 150 transitions. [2020-12-01 17:45:39,253 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 150 transitions. [2020-12-01 17:45:39,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2020-12-01 17:45:39,253 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:45:39,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:45:42,216 WARN L197 SmtUtils]: Spent 605.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 52 [2020-12-01 17:45:46,357 WARN L197 SmtUtils]: Spent 469.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 57 [2020-12-01 17:45:50,425 WARN L197 SmtUtils]: Spent 504.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 57 [2020-12-01 17:45:52,856 WARN L197 SmtUtils]: Spent 526.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 62 [2020-12-01 17:45:55,563 WARN L197 SmtUtils]: Spent 564.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 59 [2020-12-01 17:45:57,753 WARN L197 SmtUtils]: Spent 448.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 62 [2020-12-01 17:45:59,973 WARN L197 SmtUtils]: Spent 542.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 60 [2020-12-01 17:46:02,412 WARN L197 SmtUtils]: Spent 524.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 62 [2020-12-01 17:46:06,607 WARN L197 SmtUtils]: Spent 495.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 58 [2020-12-01 17:46:09,064 WARN L197 SmtUtils]: Spent 524.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 56 [2020-12-01 17:46:11,437 WARN L197 SmtUtils]: Spent 471.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 53 [2020-12-01 17:46:13,712 WARN L197 SmtUtils]: Spent 452.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 45 [2020-12-01 17:46:14,509 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 20 proven. 13 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-12-01 17:46:15,936 WARN L197 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 51 [2020-12-01 17:46:17,417 WARN L197 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 56 [2020-12-01 17:46:18,888 WARN L197 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 56 [2020-12-01 17:46:20,519 WARN L197 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 61 [2020-12-01 17:46:22,254 WARN L197 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2020-12-01 17:46:23,230 WARN L197 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 81 [2020-12-01 17:46:24,666 WARN L197 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2020-12-01 17:46:25,674 WARN L197 SmtUtils]: Spent 579.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 73 [2020-12-01 17:46:27,208 WARN L197 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 61 [2020-12-01 17:46:28,233 WARN L197 SmtUtils]: Spent 392.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 80 [2020-12-01 17:46:29,549 WARN L197 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 73 [2020-12-01 17:46:31,171 WARN L197 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2020-12-01 17:46:32,678 WARN L197 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2020-12-01 17:46:34,220 WARN L197 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 61 [2020-12-01 17:46:35,841 WARN L197 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-12-01 17:46:36,825 WARN L197 SmtUtils]: Spent 480.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 65 [2020-12-01 17:46:38,116 WARN L197 SmtUtils]: Spent 655.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 99 [2020-12-01 17:46:39,369 WARN L197 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-12-01 17:46:41,195 WARN L197 SmtUtils]: Spent 267.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2020-12-01 17:46:45,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:46:45,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 99 states and 155 transitions. [2020-12-01 17:46:45,718 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 155 transitions. [2020-12-01 17:46:45,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2020-12-01 17:46:45,718 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:46:45,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:46:47,557 WARN L197 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 35 [2020-12-01 17:46:49,324 WARN L197 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 41 [2020-12-01 17:46:50,921 WARN L197 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 45 [2020-12-01 17:46:52,609 WARN L197 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 44 [2020-12-01 17:46:54,313 WARN L197 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 38 [2020-12-01 17:46:57,369 WARN L197 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 35 [2020-12-01 17:46:59,053 WARN L197 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 32 [2020-12-01 17:47:00,663 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 14 proven. 13 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 17:47:02,586 WARN L197 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 80 [2020-12-01 17:47:04,394 WARN L197 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2020-12-01 17:47:14,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:47:14,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 101 states and 158 transitions. [2020-12-01 17:47:14,937 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 158 transitions. [2020-12-01 17:47:14,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2020-12-01 17:47:14,938 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:47:14,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:47:17,048 WARN L197 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 19 [2020-12-01 17:47:19,091 WARN L197 SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 26 [2020-12-01 17:47:21,189 WARN L197 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 26 [2020-12-01 17:47:23,409 WARN L197 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 32 [2020-12-01 17:47:25,592 WARN L197 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 29 [2020-12-01 17:47:27,689 WARN L197 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 27 [2020-12-01 17:47:30,112 WARN L197 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 29 [2020-12-01 17:47:35,867 WARN L197 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 30 [2020-12-01 17:47:40,078 WARN L197 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 32 [2020-12-01 17:47:42,221 WARN L197 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 26 [2020-12-01 17:47:48,244 WARN L197 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 26 [2020-12-01 17:47:50,323 WARN L197 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 29 [2020-12-01 17:47:52,376 WARN L197 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 24 [2020-12-01 17:47:54,312 WARN L197 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 21 [2020-12-01 17:47:54,368 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 42 proven. 20 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-12-01 17:47:58,270 WARN L197 SmtUtils]: Spent 345.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 75 [2020-12-01 17:48:00,405 WARN L197 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 76 [2020-12-01 17:48:01,941 WARN L197 SmtUtils]: Spent 184.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2020-12-01 17:48:03,467 WARN L197 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2020-12-01 17:48:04,371 WARN L197 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 79 [2020-12-01 17:48:07,039 WARN L197 SmtUtils]: Spent 472.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 80 [2020-12-01 17:48:08,704 WARN L197 SmtUtils]: Spent 179.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2020-12-01 17:48:10,393 WARN L197 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2020-12-01 17:48:19,179 WARN L197 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 63 [2020-12-01 17:48:19,954 WARN L197 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 57 [2020-12-01 17:48:21,446 WARN L197 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2020-12-01 17:48:23,564 WARN L197 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 62 [2020-12-01 17:48:25,912 WARN L197 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 56 [2020-12-01 17:48:27,360 WARN L197 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 63 [2020-12-01 17:48:29,768 WARN L197 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 63 [2020-12-01 17:48:30,646 WARN L197 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 81 [2020-12-01 17:48:31,940 WARN L197 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2020-12-01 17:48:33,700 WARN L197 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2020-12-01 17:48:34,566 WARN L197 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 69 [2020-12-01 17:48:35,733 WARN L197 SmtUtils]: Spent 422.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 87 [2020-12-01 17:48:37,416 WARN L197 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2020-12-01 17:48:39,373 WARN L197 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2020-12-01 17:48:40,188 WARN L197 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 64 [2020-12-01 17:48:42,967 WARN L197 SmtUtils]: Spent 416.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 82 [2020-12-01 17:48:44,467 WARN L197 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-12-01 17:48:46,355 WARN L197 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2020-12-01 17:48:47,256 WARN L197 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 66 [2020-12-01 17:48:50,065 WARN L197 SmtUtils]: Spent 450.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 84 [2020-12-01 17:48:51,640 WARN L197 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2020-12-01 17:48:53,524 WARN L197 SmtUtils]: Spent 194.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2020-12-01 17:48:56,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:48:56,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 30 states and 35 transitions. [2020-12-01 17:48:56,392 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 35 transitions. [2020-12-01 17:48:56,392 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-12-01 17:48:56,392 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 62 iterations. [2020-12-01 17:48:56,400 INFO L765 CodeCheckObserver]: All specifications hold 31 specifications checked. All of them hold [2020-12-01 17:48:56,979 WARN L197 SmtUtils]: Spent 576.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2020-12-01 17:48:57,536 WARN L197 SmtUtils]: Spent 555.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2020-12-01 17:48:57,749 WARN L197 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2020-12-01 17:48:58,387 WARN L197 SmtUtils]: Spent 636.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2020-12-01 17:48:58,611 WARN L197 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2020-12-01 17:48:59,249 WARN L197 SmtUtils]: Spent 630.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2020-12-01 17:48:59,927 WARN L197 SmtUtils]: Spent 676.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2020-12-01 17:49:00,566 WARN L197 SmtUtils]: Spent 637.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2020-12-01 17:49:01,279 WARN L197 SmtUtils]: Spent 711.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2020-12-01 17:49:01,552 WARN L197 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 73 [2020-12-01 17:49:01,751 WARN L197 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2020-12-01 17:49:02,382 WARN L197 SmtUtils]: Spent 630.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2020-12-01 17:49:04,451 WARN L197 SmtUtils]: Spent 2.07 s on a formula simplification. DAG size of input: 85 DAG size of output: 83 [2020-12-01 17:49:04,638 WARN L197 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2020-12-01 17:49:06,341 WARN L197 SmtUtils]: Spent 1.64 s on a formula simplification. DAG size of input: 85 DAG size of output: 83 [2020-12-01 17:49:06,500 WARN L197 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2020-12-01 17:49:06,501 INFO L569 CodeCheckObserver]: Invariant with dag size 3 [2020-12-01 17:49:06,505 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-12-01 17:49:06,510 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-12-01 17:49:06,511 INFO L569 CodeCheckObserver]: Invariant with dag size 83 [2020-12-01 17:49:06,523 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-12-01 17:49:06,523 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-12-01 17:49:06,523 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-12-01 17:49:06,524 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-12-01 17:49:06,524 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-12-01 17:49:06,524 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-12-01 17:49:06,525 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-12-01 17:49:06,525 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-12-01 17:49:06,525 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-12-01 17:49:06,525 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-12-01 17:49:06,526 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-12-01 17:49:06,526 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-12-01 17:49:06,526 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-12-01 17:49:06,526 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-12-01 17:49:06,527 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-12-01 17:49:06,527 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-12-01 17:49:06,527 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-12-01 17:49:06,527 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-12-01 17:49:06,528 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-12-01 17:49:06,528 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-12-01 17:49:06,528 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-12-01 17:49:06,528 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-12-01 17:49:06,529 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-12-01 17:49:06,529 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-12-01 17:49:06,529 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-12-01 17:49:06,529 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-12-01 17:49:06,529 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-12-01 17:49:06,536 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-12-01 17:49:06,537 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-12-01 17:49:06,537 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-12-01 17:49:06,537 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-12-01 17:49:06,538 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-12-01 17:49:06,538 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-12-01 17:49:06,538 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-12-01 17:49:06,538 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-12-01 17:49:06,539 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-12-01 17:49:06,539 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-12-01 17:49:06,539 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-12-01 17:49:06,539 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-12-01 17:49:06,540 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-12-01 17:49:06,540 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-12-01 17:49:06,540 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-12-01 17:49:06,540 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-12-01 17:49:06,540 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-12-01 17:49:06,541 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-12-01 17:49:06,541 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-12-01 17:49:06,541 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-12-01 17:49:06,542 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-12-01 17:49:06,542 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-12-01 17:49:06,542 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-12-01 17:49:06,542 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-12-01 17:49:06,542 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-12-01 17:49:06,543 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-12-01 17:49:06,543 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-12-01 17:49:06,548 INFO L569 CodeCheckObserver]: Invariant with dag size 39 [2020-12-01 17:49:06,549 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-12-01 17:49:06,549 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-12-01 17:49:06,549 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-12-01 17:49:06,549 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-12-01 17:49:06,550 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-12-01 17:49:06,550 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-12-01 17:49:06,550 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-12-01 17:49:06,550 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-12-01 17:49:06,551 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-12-01 17:49:06,551 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-12-01 17:49:06,553 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-12-01 17:49:06,554 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-12-01 17:49:06,554 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-12-01 17:49:06,554 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-12-01 17:49:06,554 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-12-01 17:49:06,554 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-12-01 17:49:06,555 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-12-01 17:49:06,555 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-12-01 17:49:06,555 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-12-01 17:49:06,555 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-12-01 17:49:06,557 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 01.12 05:49:06 ImpRootNode [2020-12-01 17:49:06,557 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2020-12-01 17:49:06,558 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-12-01 17:49:06,558 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-12-01 17:49:06,558 INFO L275 PluginConnector]: Witness Printer initialized [2020-12-01 17:49:06,559 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 05:41:07" (3/4) ... [2020-12-01 17:49:06,562 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-12-01 17:49:06,572 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 16 nodes and edges [2020-12-01 17:49:06,573 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2020-12-01 17:49:06,573 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-12-01 17:49:06,603 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((((((y_ref == c && y_ref == 0) && 0 < z_ref + 1) && unknown-#memory_int-unknown[x_ref][x_ref] <= unknown-#memory_int-unknown[z_ref][z_ref]) && \old(unknown-main_\old_#valid-unknown)[__builtin_alloca (sizeof(int)) := 1][__builtin_alloca (sizeof(int))] == 0) && \valid[y_ref] == 1) && \old(unknown-main_\old_#valid-unknown)[__builtin_alloca (sizeof(int)) := 1][__builtin_alloca (sizeof(int)) := 1][__builtin_alloca (sizeof(int)) := 1][__builtin_alloca (sizeof(int))] == 0) && y_ref == c) && !(x_ref == c)) && z_ref + 4 <= unknown-#length-unknown[z_ref]) && !(z_ref == c)) && x_ref + 4 <= unknown-#length-unknown[x_ref]) && !(x_ref == z_ref)) && \valid[z_ref] == 1) && \valid[__builtin_alloca (sizeof(int)) := \old(unknown-main_\old_#valid-unknown)[__builtin_alloca (sizeof(int))]][__builtin_alloca (sizeof(int)) := \old(unknown-main_\old_#valid-unknown)[__builtin_alloca (sizeof(int))]][__builtin_alloca (sizeof(int)) := \old(unknown-main_\old_#valid-unknown)[__builtin_alloca (sizeof(int))]][__builtin_alloca (sizeof(int)) := \old(unknown-main_\old_#valid-unknown)[__builtin_alloca (sizeof(int))]] == \old(unknown-main_\old_#valid-unknown)) && \valid[x_ref] == 1) && \old(unknown-main_\old_#valid-unknown)[__builtin_alloca (sizeof(int))] == 0) && y_ref + 4 <= unknown-#length-unknown[y_ref]) && x_ref == 0) && \old(unknown-main_\old_#valid-unknown)[__builtin_alloca (sizeof(int)) := 1][__builtin_alloca (sizeof(int)) := 1][__builtin_alloca (sizeof(int))] == 0) || (((((((((((((((((((((c + 4 <= unknown-#length-unknown[c] && y_ref == 0) && 0 < z_ref + 1) && \old(unknown-main_\old_#valid-unknown)[__builtin_alloca (sizeof(int)) := 1][__builtin_alloca (sizeof(int))] == 0) && \valid[y_ref] == 1) && \old(unknown-main_\old_#valid-unknown)[__builtin_alloca (sizeof(int)) := 1][__builtin_alloca (sizeof(int)) := 1][__builtin_alloca (sizeof(int)) := 1][__builtin_alloca (sizeof(int))] == 0) && \valid[c] == 1) && !(x_ref == c)) && z_ref + 4 <= unknown-#length-unknown[z_ref]) && !(z_ref == c)) && x_ref + 4 <= unknown-#length-unknown[x_ref]) && !(x_ref == z_ref)) && \valid[z_ref] == 1) && \valid[__builtin_alloca (sizeof(int)) := \old(unknown-main_\old_#valid-unknown)[__builtin_alloca (sizeof(int))]][__builtin_alloca (sizeof(int)) := \old(unknown-main_\old_#valid-unknown)[__builtin_alloca (sizeof(int))]][__builtin_alloca (sizeof(int)) := \old(unknown-main_\old_#valid-unknown)[__builtin_alloca (sizeof(int))]][__builtin_alloca (sizeof(int)) := \old(unknown-main_\old_#valid-unknown)[__builtin_alloca (sizeof(int))]] == \old(unknown-main_\old_#valid-unknown)) && !(y_ref == c)) && \valid[x_ref] == 1) && \old(unknown-main_\old_#valid-unknown)[__builtin_alloca (sizeof(int))] == 0) && y_ref + 4 <= unknown-#length-unknown[y_ref]) && x_ref == 0) && \old(unknown-main_\old_#valid-unknown)[__builtin_alloca (sizeof(int)) := 1][__builtin_alloca (sizeof(int)) := 1][__builtin_alloca (sizeof(int))] == 0) && 0 < c + 1) && !(y_ref == z_ref)) [2020-12-01 17:49:06,604 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((\old(unknown-main_\old_#valid-unknown)[__builtin_alloca (sizeof(int)) := 1][__builtin_alloca (sizeof(int)) := 1][__builtin_alloca (sizeof(int)) := 1][__builtin_alloca (sizeof(int))] == 0 && \valid[c] == 1) && c + 4 <= unknown-#length-unknown[c]) && \valid[__builtin_alloca (sizeof(int)) := \old(unknown-main_\old_#valid-unknown)[__builtin_alloca (sizeof(int))]][__builtin_alloca (sizeof(int)) := \old(unknown-main_\old_#valid-unknown)[__builtin_alloca (sizeof(int))]][__builtin_alloca (sizeof(int)) := \old(unknown-main_\old_#valid-unknown)[__builtin_alloca (sizeof(int))]][__builtin_alloca (sizeof(int)) := \old(unknown-main_\old_#valid-unknown)[__builtin_alloca (sizeof(int))]] == \old(unknown-main_\old_#valid-unknown)) && \old(unknown-main_\old_#valid-unknown)[__builtin_alloca (sizeof(int))] == 0) && \old(unknown-main_\old_#valid-unknown)[__builtin_alloca (sizeof(int)) := 1][__builtin_alloca (sizeof(int)) := 1][__builtin_alloca (sizeof(int))] == 0) && 0 < c + 1) && \old(unknown-main_\old_#valid-unknown)[__builtin_alloca (sizeof(int)) := 1][__builtin_alloca (sizeof(int))] == 0 [2020-12-01 17:49:06,605 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \old(unknown-main_\old_#valid-unknown) == \valid [2020-12-01 17:49:06,624 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_a8eee494-7b51-457e-9091-47989fc2720c/bin/ukojak/witness.graphml [2020-12-01 17:49:06,624 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-12-01 17:49:06,625 INFO L168 Benchmark]: Toolchain (without parser) took 480402.70 ms. Allocated memory was 102.8 MB in the beginning and 1.0 GB in the end (delta: 901.8 MB). Free memory was 81.1 MB in the beginning and 630.0 MB in the end (delta: -548.9 MB). Peak memory consumption was 354.1 MB. Max. memory is 16.1 GB. [2020-12-01 17:49:06,625 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 79.7 MB. Free memory is still 55.0 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 17:49:06,626 INFO L168 Benchmark]: CACSL2BoogieTranslator took 695.56 ms. Allocated memory is still 102.8 MB. Free memory was 80.8 MB in the beginning and 60.4 MB in the end (delta: 20.4 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. [2020-12-01 17:49:06,626 INFO L168 Benchmark]: Boogie Procedure Inliner took 94.84 ms. Allocated memory is still 102.8 MB. Free memory was 60.4 MB in the beginning and 58.6 MB in the end (delta: 1.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-01 17:49:06,626 INFO L168 Benchmark]: Boogie Preprocessor took 77.16 ms. Allocated memory is still 102.8 MB. Free memory was 58.6 MB in the beginning and 57.2 MB in the end (delta: 1.4 MB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 17:49:06,626 INFO L168 Benchmark]: RCFGBuilder took 791.73 ms. Allocated memory is still 102.8 MB. Free memory was 57.2 MB in the beginning and 70.7 MB in the end (delta: -13.5 MB). Peak memory consumption was 25.4 MB. Max. memory is 16.1 GB. [2020-12-01 17:49:06,627 INFO L168 Benchmark]: CodeCheck took 478666.82 ms. Allocated memory was 102.8 MB in the beginning and 1.0 GB in the end (delta: 901.8 MB). Free memory was 70.7 MB in the beginning and 633.1 MB in the end (delta: -562.4 MB). Peak memory consumption was 660.1 MB. Max. memory is 16.1 GB. [2020-12-01 17:49:06,627 INFO L168 Benchmark]: Witness Printer took 66.57 ms. Allocated memory is still 1.0 GB. Free memory was 633.1 MB in the beginning and 630.0 MB in the end (delta: 3.1 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-12-01 17:49:06,629 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, 51 locations, 31 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 468.4s, OverallIterations: 62, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 SDtfs, 1196828190 SDslu, 749225632 SDs, 0 SdLazy, 312588210 SolverSat, -534152620 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 82.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 9123 GetRequests, 7934 SyntacticMatches, 377 SemanticMatches, 812 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 422091 ImplicationChecksByTransitivity, 457.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.1s SsaConstructionTime, 0.9s SatisfiabilityAnalysisTime, 143.8s InterpolantComputationTime, 1022 NumberOfCodeBlocks, 1022 NumberOfCodeBlocksAsserted, 61 NumberOfCheckSat, 961 ConstructedInterpolants, 0 QuantifiedInterpolants, 558867 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 61 InterpolantComputations, 52 PerfectInterpolantSequences, 283/369 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: 518]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 528]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 526]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 518]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 528]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 526]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 520]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 532]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 519]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 519]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 526]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 521]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 530]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 521]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 520]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 528]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 522]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 528]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 522]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 530]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 523]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 522]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 522]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 523]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 523]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 523]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 524]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 524]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 526]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 524]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 524]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - AllSpecificationsHoldResult: All specifications hold 31 specifications checked. All of them hold - InvariantResult [Line: 532]: Loop Invariant [2020-12-01 17:49:06,633 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-12-01 17:49:06,633 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid Derived loop invariant: \old(unknown-main_\old_#valid-unknown) == \valid - InvariantResult [Line: 521]: Loop Invariant [2020-12-01 17:49:06,636 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-12-01 17:49:06,647 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-12-01 17:49:06,648 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-12-01 17:49:06,648 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-12-01 17:49:06,648 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-12-01 17:49:06,649 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-12-01 17:49:06,649 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-12-01 17:49:06,649 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-12-01 17:49:06,650 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-12-01 17:49:06,650 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-12-01 17:49:06,651 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-12-01 17:49:06,651 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-12-01 17:49:06,652 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-12-01 17:49:06,652 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-12-01 17:49:06,652 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-12-01 17:49:06,652 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-12-01 17:49:06,653 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-12-01 17:49:06,653 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-12-01 17:49:06,656 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-12-01 17:49:06,657 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-12-01 17:49:06,657 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-12-01 17:49:06,657 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-12-01 17:49:06,657 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-12-01 17:49:06,658 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-12-01 17:49:06,658 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-12-01 17:49:06,658 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-12-01 17:49:06,659 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-12-01 17:49:06,661 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-12-01 17:49:06,667 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-12-01 17:49:06,668 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-12-01 17:49:06,668 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-12-01 17:49:06,668 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-12-01 17:49:06,668 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-12-01 17:49:06,668 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-12-01 17:49:06,669 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-12-01 17:49:06,669 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-12-01 17:49:06,669 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-12-01 17:49:06,669 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-12-01 17:49:06,669 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-12-01 17:49:06,669 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-12-01 17:49:06,669 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-12-01 17:49:06,670 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-12-01 17:49:06,670 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-12-01 17:49:06,670 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-12-01 17:49:06,670 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-12-01 17:49:06,670 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-12-01 17:49:06,671 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-12-01 17:49:06,671 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-12-01 17:49:06,671 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-12-01 17:49:06,671 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-12-01 17:49:06,671 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-12-01 17:49:06,672 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-12-01 17:49:06,672 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-12-01 17:49:06,672 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid Derived loop invariant: (((((((((((((((((((y_ref == c && y_ref == 0) && 0 < z_ref + 1) && unknown-#memory_int-unknown[x_ref][x_ref] <= unknown-#memory_int-unknown[z_ref][z_ref]) && \old(unknown-main_\old_#valid-unknown)[__builtin_alloca (sizeof(int)) := 1][__builtin_alloca (sizeof(int))] == 0) && \valid[y_ref] == 1) && \old(unknown-main_\old_#valid-unknown)[__builtin_alloca (sizeof(int)) := 1][__builtin_alloca (sizeof(int)) := 1][__builtin_alloca (sizeof(int)) := 1][__builtin_alloca (sizeof(int))] == 0) && y_ref == c) && !(x_ref == c)) && z_ref + 4 <= unknown-#length-unknown[z_ref]) && !(z_ref == c)) && x_ref + 4 <= unknown-#length-unknown[x_ref]) && !(x_ref == z_ref)) && \valid[z_ref] == 1) && \valid[__builtin_alloca (sizeof(int)) := \old(unknown-main_\old_#valid-unknown)[__builtin_alloca (sizeof(int))]][__builtin_alloca (sizeof(int)) := \old(unknown-main_\old_#valid-unknown)[__builtin_alloca (sizeof(int))]][__builtin_alloca (sizeof(int)) := \old(unknown-main_\old_#valid-unknown)[__builtin_alloca (sizeof(int))]][__builtin_alloca (sizeof(int)) := \old(unknown-main_\old_#valid-unknown)[__builtin_alloca (sizeof(int))]] == \old(unknown-main_\old_#valid-unknown)) && \valid[x_ref] == 1) && \old(unknown-main_\old_#valid-unknown)[__builtin_alloca (sizeof(int))] == 0) && y_ref + 4 <= unknown-#length-unknown[y_ref]) && x_ref == 0) && \old(unknown-main_\old_#valid-unknown)[__builtin_alloca (sizeof(int)) := 1][__builtin_alloca (sizeof(int)) := 1][__builtin_alloca (sizeof(int))] == 0) || (((((((((((((((((((((c + 4 <= unknown-#length-unknown[c] && y_ref == 0) && 0 < z_ref + 1) && \old(unknown-main_\old_#valid-unknown)[__builtin_alloca (sizeof(int)) := 1][__builtin_alloca (sizeof(int))] == 0) && \valid[y_ref] == 1) && \old(unknown-main_\old_#valid-unknown)[__builtin_alloca (sizeof(int)) := 1][__builtin_alloca (sizeof(int)) := 1][__builtin_alloca (sizeof(int)) := 1][__builtin_alloca (sizeof(int))] == 0) && \valid[c] == 1) && !(x_ref == c)) && z_ref + 4 <= unknown-#length-unknown[z_ref]) && !(z_ref == c)) && x_ref + 4 <= unknown-#length-unknown[x_ref]) && !(x_ref == z_ref)) && \valid[z_ref] == 1) && \valid[__builtin_alloca (sizeof(int)) := \old(unknown-main_\old_#valid-unknown)[__builtin_alloca (sizeof(int))]][__builtin_alloca (sizeof(int)) := \old(unknown-main_\old_#valid-unknown)[__builtin_alloca (sizeof(int))]][__builtin_alloca (sizeof(int)) := \old(unknown-main_\old_#valid-unknown)[__builtin_alloca (sizeof(int))]][__builtin_alloca (sizeof(int)) := \old(unknown-main_\old_#valid-unknown)[__builtin_alloca (sizeof(int))]] == \old(unknown-main_\old_#valid-unknown)) && !(y_ref == c)) && \valid[x_ref] == 1) && \old(unknown-main_\old_#valid-unknown)[__builtin_alloca (sizeof(int))] == 0) && y_ref + 4 <= unknown-#length-unknown[y_ref]) && x_ref == 0) && \old(unknown-main_\old_#valid-unknown)[__builtin_alloca (sizeof(int)) := 1][__builtin_alloca (sizeof(int)) := 1][__builtin_alloca (sizeof(int))] == 0) && 0 < c + 1) && !(y_ref == z_ref)) - InvariantResult [Line: 522]: Loop Invariant [2020-12-01 17:49:06,673 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-12-01 17:49:06,674 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-12-01 17:49:06,674 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-12-01 17:49:06,674 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-12-01 17:49:06,674 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-12-01 17:49:06,675 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-12-01 17:49:06,675 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-12-01 17:49:06,675 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-12-01 17:49:06,675 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-12-01 17:49:06,675 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-12-01 17:49:06,676 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-12-01 17:49:06,676 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-12-01 17:49:06,677 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-12-01 17:49:06,677 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-12-01 17:49:06,677 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-12-01 17:49:06,677 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-12-01 17:49:06,677 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-12-01 17:49:06,677 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-12-01 17:49:06,678 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-12-01 17:49:06,678 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid Derived loop invariant: ((((((\old(unknown-main_\old_#valid-unknown)[__builtin_alloca (sizeof(int)) := 1][__builtin_alloca (sizeof(int)) := 1][__builtin_alloca (sizeof(int)) := 1][__builtin_alloca (sizeof(int))] == 0 && \valid[c] == 1) && c + 4 <= unknown-#length-unknown[c]) && \valid[__builtin_alloca (sizeof(int)) := \old(unknown-main_\old_#valid-unknown)[__builtin_alloca (sizeof(int))]][__builtin_alloca (sizeof(int)) := \old(unknown-main_\old_#valid-unknown)[__builtin_alloca (sizeof(int))]][__builtin_alloca (sizeof(int)) := \old(unknown-main_\old_#valid-unknown)[__builtin_alloca (sizeof(int))]][__builtin_alloca (sizeof(int)) := \old(unknown-main_\old_#valid-unknown)[__builtin_alloca (sizeof(int))]] == \old(unknown-main_\old_#valid-unknown)) && \old(unknown-main_\old_#valid-unknown)[__builtin_alloca (sizeof(int))] == 0) && \old(unknown-main_\old_#valid-unknown)[__builtin_alloca (sizeof(int)) := 1][__builtin_alloca (sizeof(int)) := 1][__builtin_alloca (sizeof(int))] == 0) && 0 < c + 1) && \old(unknown-main_\old_#valid-unknown)[__builtin_alloca (sizeof(int)) := 1][__builtin_alloca (sizeof(int))] == 0 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 ms. Allocated memory is still 79.7 MB. Free memory is still 55.0 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 695.56 ms. Allocated memory is still 102.8 MB. Free memory was 80.8 MB in the beginning and 60.4 MB in the end (delta: 20.4 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 94.84 ms. Allocated memory is still 102.8 MB. Free memory was 60.4 MB in the beginning and 58.6 MB in the end (delta: 1.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 77.16 ms. Allocated memory is still 102.8 MB. Free memory was 58.6 MB in the beginning and 57.2 MB in the end (delta: 1.4 MB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 791.73 ms. Allocated memory is still 102.8 MB. Free memory was 57.2 MB in the beginning and 70.7 MB in the end (delta: -13.5 MB). Peak memory consumption was 25.4 MB. Max. memory is 16.1 GB. * CodeCheck took 478666.82 ms. Allocated memory was 102.8 MB in the beginning and 1.0 GB in the end (delta: 901.8 MB). Free memory was 70.7 MB in the beginning and 633.1 MB in the end (delta: -562.4 MB). Peak memory consumption was 660.1 MB. Max. memory is 16.1 GB. * Witness Printer took 66.57 ms. Allocated memory is still 1.0 GB. Free memory was 633.1 MB in the beginning and 630.0 MB in the end (delta: 3.1 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 #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - 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 #length - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - 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 #length - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - 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 #length - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - 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 #length - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable #length - 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 #length - 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 #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - 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 #length - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - 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 #length - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - 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 #length - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - 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 #length - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable #length - 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 #length - 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...