./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/loop-lit/gj2007.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 69874e26 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_c721eae2-c9a8-4614-addc-6e1703ae3250/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_c721eae2-c9a8-4614-addc-6e1703ae3250/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_c721eae2-c9a8-4614-addc-6e1703ae3250/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_c721eae2-c9a8-4614-addc-6e1703ae3250/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/loop-lit/gj2007.i -s /tmp/vcloud-vcloud-master/worker/run_dir_c721eae2-c9a8-4614-addc-6e1703ae3250/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_c721eae2-c9a8-4614-addc-6e1703ae3250/bin/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 05ff204c30e7b81bf33f8a8c483906be16c1e587 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 17:48:58,820 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 17:48:58,824 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 17:48:58,911 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 17:48:58,912 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 17:48:58,915 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 17:48:58,918 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 17:48:58,923 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 17:48:58,925 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 17:48:58,927 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 17:48:58,929 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 17:48:58,932 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 17:48:58,933 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 17:48:58,942 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 17:48:58,944 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 17:48:58,947 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 17:48:58,948 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 17:48:58,951 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 17:48:58,955 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 17:48:58,964 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 17:48:58,966 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 17:48:58,968 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 17:48:58,970 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 17:48:58,972 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 17:48:58,978 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 17:48:58,979 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 17:48:58,979 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 17:48:58,981 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 17:48:58,982 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 17:48:58,984 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 17:48:58,984 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 17:48:58,986 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 17:48:58,988 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 17:48:58,989 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 17:48:58,990 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 17:48:58,991 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 17:48:58,992 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 17:48:58,992 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 17:48:58,992 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 17:48:58,993 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 17:48:58,995 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 17:48:58,998 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_c721eae2-c9a8-4614-addc-6e1703ae3250/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2020-12-01 17:48:59,041 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 17:48:59,041 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 17:48:59,043 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-01 17:48:59,043 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-12-01 17:48:59,044 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 17:48:59,044 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 17:48:59,045 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 17:48:59,045 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-01 17:48:59,045 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-01 17:48:59,045 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-01 17:48:59,047 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 17:48:59,047 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-01 17:48:59,047 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 17:48:59,048 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-01 17:48:59,048 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-01 17:48:59,048 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-01 17:48:59,048 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 17:48:59,048 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-01 17:48:59,049 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-12-01 17:48:59,049 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-12-01 17:48:59,050 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 17:48:59,050 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 17:48:59,050 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 17:48:59,050 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 17:48:59,051 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 17:48:59,051 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-01 17:48:59,051 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-12-01 17:48:59,052 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-01 17:48:59,052 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-01 17:48:59,054 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_c721eae2-c9a8-4614-addc-6e1703ae3250/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_c721eae2-c9a8-4614-addc-6e1703ae3250/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 05ff204c30e7b81bf33f8a8c483906be16c1e587 [2020-12-01 17:48:59,476 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 17:48:59,530 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 17:48:59,535 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 17:48:59,537 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 17:48:59,539 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 17:48:59,540 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_c721eae2-c9a8-4614-addc-6e1703ae3250/bin/ukojak/../../sv-benchmarks/c/loop-lit/gj2007.i [2020-12-01 17:48:59,634 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_c721eae2-c9a8-4614-addc-6e1703ae3250/bin/ukojak/data/ad0df87ac/4015835e9e24404d86bcb2e451914d29/FLAGb6321c74d [2020-12-01 17:49:00,284 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 17:49:00,286 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_c721eae2-c9a8-4614-addc-6e1703ae3250/sv-benchmarks/c/loop-lit/gj2007.i [2020-12-01 17:49:00,299 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_c721eae2-c9a8-4614-addc-6e1703ae3250/bin/ukojak/data/ad0df87ac/4015835e9e24404d86bcb2e451914d29/FLAGb6321c74d [2020-12-01 17:49:00,631 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_c721eae2-c9a8-4614-addc-6e1703ae3250/bin/ukojak/data/ad0df87ac/4015835e9e24404d86bcb2e451914d29 [2020-12-01 17:49:00,634 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 17:49:00,636 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 17:49:00,643 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 17:49:00,643 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 17:49:00,647 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 17:49:00,649 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 05:49:00" (1/1) ... [2020-12-01 17:49:00,652 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@61ad81c6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:49:00, skipping insertion in model container [2020-12-01 17:49:00,652 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 05:49:00" (1/1) ... [2020-12-01 17:49:00,667 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 17:49:00,684 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 17:49:00,840 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 17:49:00,856 INFO L203 MainTranslator]: Completed pre-run [2020-12-01 17:49:00,893 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 17:49:00,924 INFO L208 MainTranslator]: Completed translation [2020-12-01 17:49:00,925 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:49:00 WrapperNode [2020-12-01 17:49:00,925 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 17:49:00,927 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-01 17:49:00,927 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-01 17:49:00,927 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-01 17:49:00,937 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:49:00" (1/1) ... [2020-12-01 17:49:00,948 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:49:00" (1/1) ... [2020-12-01 17:49:00,968 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-01 17:49:00,970 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-01 17:49:00,971 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-01 17:49:00,971 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-01 17:49:00,980 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:49:00" (1/1) ... [2020-12-01 17:49:00,980 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:49:00" (1/1) ... [2020-12-01 17:49:00,983 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:49:00" (1/1) ... [2020-12-01 17:49:00,983 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:49:00" (1/1) ... [2020-12-01 17:49:00,989 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:49:00" (1/1) ... [2020-12-01 17:49:00,993 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:49:00" (1/1) ... [2020-12-01 17:49:00,995 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:49:00" (1/1) ... [2020-12-01 17:49:01,004 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-01 17:49:01,007 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-01 17:49:01,007 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-01 17:49:01,007 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-01 17:49:01,009 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:49:00" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_c721eae2-c9a8-4614-addc-6e1703ae3250/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 17:49:01,075 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-01 17:49:01,075 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-01 17:49:01,076 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-01 17:49:01,077 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-01 17:49:01,460 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-01 17:49:01,460 INFO L298 CfgBuilder]: Removed 9 assume(true) statements. [2020-12-01 17:49:01,463 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 05:49:01 BoogieIcfgContainer [2020-12-01 17:49:01,463 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-01 17:49:01,465 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-12-01 17:49:01,465 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-12-01 17:49:01,478 INFO L275 PluginConnector]: CodeCheck initialized [2020-12-01 17:49:01,478 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 05:49:01" (1/1) ... [2020-12-01 17:49:01,488 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 17:49:01,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:49:01,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 9 states and 11 transitions. [2020-12-01 17:49:01,562 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 11 transitions. [2020-12-01 17:49:01,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2020-12-01 17:49:01,565 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:49:01,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:49:01,808 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 17:49:01,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:49:01,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 9 states and 10 transitions. [2020-12-01 17:49:01,878 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 10 transitions. [2020-12-01 17:49:01,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2020-12-01 17:49:01,878 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:49:01,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:49:01,973 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:49:02,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:49:02,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 10 states and 12 transitions. [2020-12-01 17:49:02,068 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 12 transitions. [2020-12-01 17:49:02,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2020-12-01 17:49:02,069 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:49:02,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:49:02,181 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 17:49:02,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:49:02,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 11 states and 13 transitions. [2020-12-01 17:49:02,250 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 13 transitions. [2020-12-01 17:49:02,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2020-12-01 17:49:02,251 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:49:02,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:49:02,328 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:49:02,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:49:02,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 12 states and 14 transitions. [2020-12-01 17:49:02,420 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 14 transitions. [2020-12-01 17:49:02,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2020-12-01 17:49:02,420 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:49:02,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:49:02,470 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:49:02,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:49:02,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 13 states and 15 transitions. [2020-12-01 17:49:02,524 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 15 transitions. [2020-12-01 17:49:02,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2020-12-01 17:49:02,525 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:49:02,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:49:02,613 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:49:02,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:49:02,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 14 states and 16 transitions. [2020-12-01 17:49:02,677 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 16 transitions. [2020-12-01 17:49:02,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2020-12-01 17:49:02,678 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:49:02,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:49:02,789 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:49:02,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:49:02,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 15 states and 17 transitions. [2020-12-01 17:49:02,885 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 17 transitions. [2020-12-01 17:49:02,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2020-12-01 17:49:02,886 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:49:02,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:49:02,945 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:49:03,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:49:03,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 16 states and 18 transitions. [2020-12-01 17:49:03,040 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 18 transitions. [2020-12-01 17:49:03,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-12-01 17:49:03,041 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:49:03,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:49:03,131 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:49:03,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:49:03,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 17 states and 19 transitions. [2020-12-01 17:49:03,212 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 19 transitions. [2020-12-01 17:49:03,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-12-01 17:49:03,214 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:49:03,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:49:03,337 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:49:03,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:49:03,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 18 states and 20 transitions. [2020-12-01 17:49:03,419 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 20 transitions. [2020-12-01 17:49:03,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-12-01 17:49:03,421 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:49:03,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:49:03,544 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:49:03,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:49:03,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 19 states and 21 transitions. [2020-12-01 17:49:03,675 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 21 transitions. [2020-12-01 17:49:03,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-12-01 17:49:03,676 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:49:03,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:49:03,800 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:49:03,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:49:03,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 20 states and 22 transitions. [2020-12-01 17:49:03,932 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 22 transitions. [2020-12-01 17:49:03,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-12-01 17:49:03,933 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:49:03,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:49:04,024 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:49:04,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:49:04,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2020-12-01 17:49:04,169 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2020-12-01 17:49:04,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-12-01 17:49:04,170 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:49:04,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:49:04,317 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:49:04,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:49:04,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 22 states and 24 transitions. [2020-12-01 17:49:04,461 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 24 transitions. [2020-12-01 17:49:04,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-12-01 17:49:04,462 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:49:04,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:49:04,588 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:49:04,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:49:04,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 23 states and 25 transitions. [2020-12-01 17:49:04,715 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 25 transitions. [2020-12-01 17:49:04,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2020-12-01 17:49:04,716 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:49:04,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:49:04,793 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:49:04,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:49:04,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 24 states and 26 transitions. [2020-12-01 17:49:04,926 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 26 transitions. [2020-12-01 17:49:04,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2020-12-01 17:49:04,927 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:49:04,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:49:05,031 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:49:05,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:49:05,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 25 states and 27 transitions. [2020-12-01 17:49:05,167 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 27 transitions. [2020-12-01 17:49:05,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-12-01 17:49:05,167 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:49:05,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:49:05,278 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 0 proven. 153 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:49:05,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:49:05,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 26 states and 28 transitions. [2020-12-01 17:49:05,429 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 28 transitions. [2020-12-01 17:49:05,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2020-12-01 17:49:05,434 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:49:05,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:49:05,551 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 0 proven. 171 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:49:05,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:49:05,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 27 states and 29 transitions. [2020-12-01 17:49:05,692 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 29 transitions. [2020-12-01 17:49:05,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-12-01 17:49:05,693 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:49:05,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:49:05,819 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 0 proven. 190 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:49:05,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:49:05,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 28 states and 30 transitions. [2020-12-01 17:49:05,982 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 30 transitions. [2020-12-01 17:49:05,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 17:49:05,984 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:49:06,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:49:06,123 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:49:06,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:49:06,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 29 states and 31 transitions. [2020-12-01 17:49:06,294 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 31 transitions. [2020-12-01 17:49:06,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-12-01 17:49:06,300 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:49:06,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:49:06,420 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 0 proven. 231 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:49:06,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:49:06,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 30 states and 32 transitions. [2020-12-01 17:49:06,573 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 32 transitions. [2020-12-01 17:49:06,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-12-01 17:49:06,573 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:49:06,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:49:06,685 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 0 proven. 253 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:49:06,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:49:06,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 31 states and 33 transitions. [2020-12-01 17:49:06,847 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 33 transitions. [2020-12-01 17:49:06,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2020-12-01 17:49:06,849 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:49:06,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:49:06,958 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 0 proven. 276 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:49:07,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:49:07,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 32 states and 34 transitions. [2020-12-01 17:49:07,158 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 34 transitions. [2020-12-01 17:49:07,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2020-12-01 17:49:07,158 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:49:07,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:49:07,300 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 0 proven. 300 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:49:07,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:49:07,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 33 states and 35 transitions. [2020-12-01 17:49:07,479 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 35 transitions. [2020-12-01 17:49:07,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2020-12-01 17:49:07,480 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:49:07,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:49:07,628 INFO L134 CoverageAnalysis]: Checked inductivity of 325 backedges. 0 proven. 325 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:49:07,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:49:07,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 34 states and 36 transitions. [2020-12-01 17:49:07,813 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 36 transitions. [2020-12-01 17:49:07,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2020-12-01 17:49:07,818 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:49:07,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:49:07,961 INFO L134 CoverageAnalysis]: Checked inductivity of 351 backedges. 0 proven. 351 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:49:08,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:49:08,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 35 states and 37 transitions. [2020-12-01 17:49:08,158 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 37 transitions. [2020-12-01 17:49:08,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2020-12-01 17:49:08,159 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:49:08,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:49:08,278 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 0 proven. 378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:49:08,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:49:08,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 36 states and 38 transitions. [2020-12-01 17:49:08,469 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 38 transitions. [2020-12-01 17:49:08,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2020-12-01 17:49:08,469 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:49:08,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:49:08,604 INFO L134 CoverageAnalysis]: Checked inductivity of 406 backedges. 0 proven. 406 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:49:08,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:49:08,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 37 states and 39 transitions. [2020-12-01 17:49:08,819 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 39 transitions. [2020-12-01 17:49:08,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2020-12-01 17:49:08,819 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:49:08,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:49:08,999 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 0 proven. 435 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:49:09,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:49:09,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 38 states and 40 transitions. [2020-12-01 17:49:09,226 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 40 transitions. [2020-12-01 17:49:09,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2020-12-01 17:49:09,226 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:49:09,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:49:09,371 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 0 proven. 465 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:49:09,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:49:09,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 39 states and 41 transitions. [2020-12-01 17:49:09,585 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 41 transitions. [2020-12-01 17:49:09,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2020-12-01 17:49:09,586 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:49:09,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:49:09,729 INFO L134 CoverageAnalysis]: Checked inductivity of 496 backedges. 0 proven. 496 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:49:09,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:49:09,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 40 states and 42 transitions. [2020-12-01 17:49:09,960 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 42 transitions. [2020-12-01 17:49:09,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2020-12-01 17:49:09,960 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:49:09,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:49:10,094 INFO L134 CoverageAnalysis]: Checked inductivity of 528 backedges. 0 proven. 528 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:49:10,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:49:10,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 41 states and 43 transitions. [2020-12-01 17:49:10,316 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 43 transitions. [2020-12-01 17:49:10,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2020-12-01 17:49:10,317 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:49:10,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:49:10,454 INFO L134 CoverageAnalysis]: Checked inductivity of 561 backedges. 0 proven. 561 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:49:10,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:49:10,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 42 states and 44 transitions. [2020-12-01 17:49:10,675 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 44 transitions. [2020-12-01 17:49:10,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2020-12-01 17:49:10,676 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:49:10,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:49:10,825 INFO L134 CoverageAnalysis]: Checked inductivity of 595 backedges. 0 proven. 595 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:49:11,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:49:11,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 43 states and 45 transitions. [2020-12-01 17:49:11,051 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 45 transitions. [2020-12-01 17:49:11,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2020-12-01 17:49:11,052 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:49:11,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:49:11,207 INFO L134 CoverageAnalysis]: Checked inductivity of 630 backedges. 0 proven. 630 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:49:11,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:49:11,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 44 states and 46 transitions. [2020-12-01 17:49:11,462 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 46 transitions. [2020-12-01 17:49:11,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2020-12-01 17:49:11,462 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:49:11,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:49:11,640 INFO L134 CoverageAnalysis]: Checked inductivity of 666 backedges. 0 proven. 666 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:49:11,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:49:11,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 45 states and 47 transitions. [2020-12-01 17:49:11,870 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 47 transitions. [2020-12-01 17:49:11,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2020-12-01 17:49:11,871 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:49:11,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:49:12,016 INFO L134 CoverageAnalysis]: Checked inductivity of 703 backedges. 0 proven. 703 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:49:12,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:49:12,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 46 states and 48 transitions. [2020-12-01 17:49:12,258 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 48 transitions. [2020-12-01 17:49:12,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2020-12-01 17:49:12,258 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:49:12,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:49:12,428 INFO L134 CoverageAnalysis]: Checked inductivity of 741 backedges. 0 proven. 741 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:49:12,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:49:12,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 47 states and 49 transitions. [2020-12-01 17:49:12,690 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 49 transitions. [2020-12-01 17:49:12,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2020-12-01 17:49:12,690 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:49:12,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:49:12,876 INFO L134 CoverageAnalysis]: Checked inductivity of 780 backedges. 0 proven. 780 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:49:13,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:49:13,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 48 states and 50 transitions. [2020-12-01 17:49:13,149 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 50 transitions. [2020-12-01 17:49:13,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2020-12-01 17:49:13,150 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:49:13,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:49:13,321 INFO L134 CoverageAnalysis]: Checked inductivity of 820 backedges. 0 proven. 820 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:49:13,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:49:13,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 49 states and 51 transitions. [2020-12-01 17:49:13,597 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 51 transitions. [2020-12-01 17:49:13,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2020-12-01 17:49:13,598 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:49:13,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:49:13,772 INFO L134 CoverageAnalysis]: Checked inductivity of 861 backedges. 0 proven. 861 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:49:14,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:49:14,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 50 states and 52 transitions. [2020-12-01 17:49:14,047 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 52 transitions. [2020-12-01 17:49:14,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-12-01 17:49:14,048 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:49:14,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:49:14,254 INFO L134 CoverageAnalysis]: Checked inductivity of 903 backedges. 0 proven. 903 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:49:14,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:49:14,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 51 states and 53 transitions. [2020-12-01 17:49:14,519 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 53 transitions. [2020-12-01 17:49:14,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2020-12-01 17:49:14,520 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:49:14,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:49:14,702 INFO L134 CoverageAnalysis]: Checked inductivity of 946 backedges. 0 proven. 946 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:49:15,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:49:15,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 52 states and 54 transitions. [2020-12-01 17:49:15,012 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 54 transitions. [2020-12-01 17:49:15,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2020-12-01 17:49:15,013 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:49:15,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:49:15,206 INFO L134 CoverageAnalysis]: Checked inductivity of 990 backedges. 0 proven. 990 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:49:15,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:49:15,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 53 states and 55 transitions. [2020-12-01 17:49:15,506 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 55 transitions. [2020-12-01 17:49:15,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2020-12-01 17:49:15,506 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:49:15,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:49:15,733 INFO L134 CoverageAnalysis]: Checked inductivity of 1035 backedges. 0 proven. 1035 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:49:16,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:49:16,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 54 states and 56 transitions. [2020-12-01 17:49:16,025 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 56 transitions. [2020-12-01 17:49:16,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-12-01 17:49:16,025 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:49:16,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:49:16,226 INFO L134 CoverageAnalysis]: Checked inductivity of 1081 backedges. 0 proven. 1081 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:49:16,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:49:16,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 55 states and 57 transitions. [2020-12-01 17:49:16,562 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 57 transitions. [2020-12-01 17:49:16,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-12-01 17:49:16,563 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:49:16,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:49:16,766 INFO L134 CoverageAnalysis]: Checked inductivity of 1128 backedges. 0 proven. 1128 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:49:17,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:49:17,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 56 states and 58 transitions. [2020-12-01 17:49:17,084 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 58 transitions. [2020-12-01 17:49:17,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2020-12-01 17:49:17,085 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:49:17,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:49:17,278 INFO L134 CoverageAnalysis]: Checked inductivity of 1176 backedges. 0 proven. 1176 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:49:17,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:49:17,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 57 states and 59 transitions. [2020-12-01 17:49:17,671 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 59 transitions. [2020-12-01 17:49:17,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2020-12-01 17:49:17,672 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:49:17,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:49:17,885 INFO L134 CoverageAnalysis]: Checked inductivity of 1225 backedges. 0 proven. 1225 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:49:18,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:49:18,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 58 states and 60 transitions. [2020-12-01 17:49:18,220 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 60 transitions. [2020-12-01 17:49:18,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2020-12-01 17:49:18,221 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:49:18,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:49:18,458 INFO L134 CoverageAnalysis]: Checked inductivity of 1275 backedges. 0 proven. 1275 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:49:18,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:49:18,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 59 states and 61 transitions. [2020-12-01 17:49:18,800 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 61 transitions. [2020-12-01 17:49:18,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2020-12-01 17:49:18,800 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:49:18,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:49:21,956 INFO L134 CoverageAnalysis]: Checked inductivity of 1326 backedges. 0 proven. 1326 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:49:22,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:49:22,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 60 states and 60 transitions. [2020-12-01 17:49:22,448 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 60 transitions. [2020-12-01 17:49:22,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2020-12-01 17:49:22,449 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:49:22,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:49:25,698 INFO L134 CoverageAnalysis]: Checked inductivity of 1378 backedges. 0 proven. 1378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:49:25,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:49:25,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 61 states and 61 transitions. [2020-12-01 17:49:25,999 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 61 transitions. [2020-12-01 17:49:25,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2020-12-01 17:49:25,999 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:49:26,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:49:29,225 INFO L134 CoverageAnalysis]: Checked inductivity of 1431 backedges. 0 proven. 1431 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:49:29,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:49:29,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 62 states and 62 transitions. [2020-12-01 17:49:29,573 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 62 transitions. [2020-12-01 17:49:29,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-12-01 17:49:29,574 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:49:29,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:49:32,822 INFO L134 CoverageAnalysis]: Checked inductivity of 1485 backedges. 0 proven. 1485 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:49:33,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:49:33,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 63 states and 63 transitions. [2020-12-01 17:49:33,192 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 63 transitions. [2020-12-01 17:49:33,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-12-01 17:49:33,193 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:49:33,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:49:36,606 INFO L134 CoverageAnalysis]: Checked inductivity of 1540 backedges. 0 proven. 1540 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:49:36,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:49:36,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 64 states and 64 transitions. [2020-12-01 17:49:36,936 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 64 transitions. [2020-12-01 17:49:36,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2020-12-01 17:49:36,937 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:49:36,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:49:40,572 INFO L134 CoverageAnalysis]: Checked inductivity of 1596 backedges. 0 proven. 1596 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:49:40,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:49:40,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 65 states and 65 transitions. [2020-12-01 17:49:40,895 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 65 transitions. [2020-12-01 17:49:40,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2020-12-01 17:49:40,896 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:49:40,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:49:44,488 INFO L134 CoverageAnalysis]: Checked inductivity of 1653 backedges. 0 proven. 1653 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:49:44,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:49:44,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 66 states and 66 transitions. [2020-12-01 17:49:44,798 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 66 transitions. [2020-12-01 17:49:44,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2020-12-01 17:49:44,798 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:49:44,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:49:48,576 INFO L134 CoverageAnalysis]: Checked inductivity of 1711 backedges. 0 proven. 1711 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:49:48,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:49:48,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 67 states and 67 transitions. [2020-12-01 17:49:48,896 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 67 transitions. [2020-12-01 17:49:48,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2020-12-01 17:49:48,897 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:49:48,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:49:52,971 INFO L134 CoverageAnalysis]: Checked inductivity of 1770 backedges. 0 proven. 1770 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:49:53,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:49:53,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 68 states and 68 transitions. [2020-12-01 17:49:53,309 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 68 transitions. [2020-12-01 17:49:53,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2020-12-01 17:49:53,310 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:49:53,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:49:57,432 INFO L134 CoverageAnalysis]: Checked inductivity of 1830 backedges. 0 proven. 1830 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:49:57,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:49:57,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 69 states and 69 transitions. [2020-12-01 17:49:57,757 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 69 transitions. [2020-12-01 17:49:57,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2020-12-01 17:49:57,757 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:49:57,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:50:01,915 INFO L134 CoverageAnalysis]: Checked inductivity of 1891 backedges. 0 proven. 1891 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:50:02,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:50:02,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 70 states and 70 transitions. [2020-12-01 17:50:02,249 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 70 transitions. [2020-12-01 17:50:02,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2020-12-01 17:50:02,250 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:50:02,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:50:06,724 INFO L134 CoverageAnalysis]: Checked inductivity of 1953 backedges. 0 proven. 1953 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:50:07,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:50:07,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 71 transitions. [2020-12-01 17:50:07,078 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 71 transitions. [2020-12-01 17:50:07,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2020-12-01 17:50:07,079 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:50:07,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:50:11,537 INFO L134 CoverageAnalysis]: Checked inductivity of 2016 backedges. 0 proven. 2016 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:50:11,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:50:11,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 72 states and 72 transitions. [2020-12-01 17:50:11,900 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 72 transitions. [2020-12-01 17:50:11,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2020-12-01 17:50:11,900 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:50:11,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:50:16,571 INFO L134 CoverageAnalysis]: Checked inductivity of 2080 backedges. 0 proven. 2080 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:50:16,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:50:16,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 73 transitions. [2020-12-01 17:50:16,935 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 73 transitions. [2020-12-01 17:50:16,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2020-12-01 17:50:16,935 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:50:16,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:50:21,696 INFO L134 CoverageAnalysis]: Checked inductivity of 2145 backedges. 0 proven. 2145 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:50:22,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:50:22,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 74 states and 74 transitions. [2020-12-01 17:50:22,077 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 74 transitions. [2020-12-01 17:50:22,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2020-12-01 17:50:22,077 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:50:22,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:50:27,080 INFO L134 CoverageAnalysis]: Checked inductivity of 2211 backedges. 0 proven. 2211 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:50:27,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:50:27,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 75 states and 75 transitions. [2020-12-01 17:50:27,459 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 75 transitions. [2020-12-01 17:50:27,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2020-12-01 17:50:27,460 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:50:27,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:50:32,856 INFO L134 CoverageAnalysis]: Checked inductivity of 2278 backedges. 0 proven. 2278 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:50:33,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:50:33,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 76 states and 76 transitions. [2020-12-01 17:50:33,270 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 76 transitions. [2020-12-01 17:50:33,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2020-12-01 17:50:33,270 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:50:33,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:50:38,692 INFO L134 CoverageAnalysis]: Checked inductivity of 2346 backedges. 0 proven. 2346 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:50:39,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:50:39,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 77 states and 77 transitions. [2020-12-01 17:50:39,100 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 77 transitions. [2020-12-01 17:50:39,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2020-12-01 17:50:39,100 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:50:39,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:50:44,603 INFO L134 CoverageAnalysis]: Checked inductivity of 2415 backedges. 0 proven. 2415 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:50:45,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:50:45,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 78 states and 78 transitions. [2020-12-01 17:50:45,012 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 78 transitions. [2020-12-01 17:50:45,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2020-12-01 17:50:45,012 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:50:45,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:50:50,843 INFO L134 CoverageAnalysis]: Checked inductivity of 2485 backedges. 0 proven. 2485 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:50:51,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:50:51,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 79 states and 79 transitions. [2020-12-01 17:50:51,259 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 79 transitions. [2020-12-01 17:50:51,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2020-12-01 17:50:51,259 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:50:51,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:50:57,269 INFO L134 CoverageAnalysis]: Checked inductivity of 2556 backedges. 0 proven. 2556 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:50:57,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:50:57,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 80 states and 80 transitions. [2020-12-01 17:50:57,686 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 80 transitions. [2020-12-01 17:50:57,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2020-12-01 17:50:57,686 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:50:57,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:51:03,995 INFO L134 CoverageAnalysis]: Checked inductivity of 2628 backedges. 0 proven. 2628 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:51:04,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:51:04,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 81 states and 81 transitions. [2020-12-01 17:51:04,434 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 81 transitions. [2020-12-01 17:51:04,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2020-12-01 17:51:04,435 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:51:04,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:51:10,869 INFO L134 CoverageAnalysis]: Checked inductivity of 2701 backedges. 0 proven. 2701 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:51:11,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:51:11,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 82 states and 82 transitions. [2020-12-01 17:51:11,304 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 82 transitions. [2020-12-01 17:51:11,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2020-12-01 17:51:11,305 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:51:11,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:51:18,096 INFO L134 CoverageAnalysis]: Checked inductivity of 2775 backedges. 0 proven. 2775 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:51:18,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:51:18,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 83 states and 83 transitions. [2020-12-01 17:51:18,571 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 83 transitions. [2020-12-01 17:51:18,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2020-12-01 17:51:18,571 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:51:18,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:51:25,519 INFO L134 CoverageAnalysis]: Checked inductivity of 2850 backedges. 0 proven. 2850 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:51:26,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:51:26,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 84 states and 84 transitions. [2020-12-01 17:51:26,075 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 84 transitions. [2020-12-01 17:51:26,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2020-12-01 17:51:26,078 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:51:26,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:51:33,541 INFO L134 CoverageAnalysis]: Checked inductivity of 2926 backedges. 0 proven. 2926 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:51:34,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:51:34,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 85 transitions. [2020-12-01 17:51:34,026 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 85 transitions. [2020-12-01 17:51:34,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2020-12-01 17:51:34,027 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:51:34,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:51:41,753 INFO L134 CoverageAnalysis]: Checked inductivity of 3003 backedges. 0 proven. 3003 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:51:42,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:51:42,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 86 states and 86 transitions. [2020-12-01 17:51:42,255 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 86 transitions. [2020-12-01 17:51:42,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2020-12-01 17:51:42,256 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:51:42,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:51:50,198 INFO L134 CoverageAnalysis]: Checked inductivity of 3081 backedges. 0 proven. 3081 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:51:50,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:51:50,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 87 transitions. [2020-12-01 17:51:50,724 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 87 transitions. [2020-12-01 17:51:50,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2020-12-01 17:51:50,724 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:51:50,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:51:59,377 INFO L134 CoverageAnalysis]: Checked inductivity of 3160 backedges. 0 proven. 3160 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:51:59,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:51:59,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 88 states and 88 transitions. [2020-12-01 17:51:59,917 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 88 transitions. [2020-12-01 17:51:59,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2020-12-01 17:51:59,918 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:51:59,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:52:08,786 INFO L134 CoverageAnalysis]: Checked inductivity of 3240 backedges. 0 proven. 3240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:52:09,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:52:09,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 89 states and 89 transitions. [2020-12-01 17:52:09,329 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 89 transitions. [2020-12-01 17:52:09,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2020-12-01 17:52:09,330 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:52:09,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:52:18,458 INFO L134 CoverageAnalysis]: Checked inductivity of 3321 backedges. 0 proven. 3321 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:52:19,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:52:19,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 90 states and 90 transitions. [2020-12-01 17:52:19,161 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 90 transitions. [2020-12-01 17:52:19,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2020-12-01 17:52:19,161 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:52:19,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:52:28,707 INFO L134 CoverageAnalysis]: Checked inductivity of 3403 backedges. 0 proven. 3403 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:52:29,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:52:29,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 91 transitions. [2020-12-01 17:52:29,301 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 91 transitions. [2020-12-01 17:52:29,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2020-12-01 17:52:29,301 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:52:29,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:52:39,239 INFO L134 CoverageAnalysis]: Checked inductivity of 3486 backedges. 0 proven. 3486 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:52:39,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:52:39,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 92 states and 92 transitions. [2020-12-01 17:52:39,911 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 92 transitions. [2020-12-01 17:52:39,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2020-12-01 17:52:39,911 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:52:39,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:52:50,159 INFO L134 CoverageAnalysis]: Checked inductivity of 3570 backedges. 0 proven. 3570 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:52:50,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:52:50,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 93 states and 93 transitions. [2020-12-01 17:52:50,764 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 93 transitions. [2020-12-01 17:52:50,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2020-12-01 17:52:50,765 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:52:50,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:53:01,768 INFO L134 CoverageAnalysis]: Checked inductivity of 3655 backedges. 0 proven. 3655 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:53:02,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:53:02,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 94 states and 94 transitions. [2020-12-01 17:53:02,431 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 94 transitions. [2020-12-01 17:53:02,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2020-12-01 17:53:02,431 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:53:02,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:53:13,583 INFO L134 CoverageAnalysis]: Checked inductivity of 3741 backedges. 0 proven. 3741 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:53:14,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:53:14,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 95 transitions. [2020-12-01 17:53:14,256 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 95 transitions. [2020-12-01 17:53:14,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2020-12-01 17:53:14,257 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:53:14,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:53:26,431 INFO L134 CoverageAnalysis]: Checked inductivity of 3828 backedges. 0 proven. 3828 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:53:27,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:53:27,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 96 states and 96 transitions. [2020-12-01 17:53:27,138 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 96 transitions. [2020-12-01 17:53:27,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2020-12-01 17:53:27,138 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:53:27,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:53:39,804 INFO L134 CoverageAnalysis]: Checked inductivity of 3916 backedges. 0 proven. 3916 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:53:40,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:53:40,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 97 states and 97 transitions. [2020-12-01 17:53:40,465 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 97 transitions. [2020-12-01 17:53:40,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2020-12-01 17:53:40,465 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:53:40,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:53:53,586 INFO L134 CoverageAnalysis]: Checked inductivity of 4005 backedges. 0 proven. 4005 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:53:54,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:53:54,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 98 states and 98 transitions. [2020-12-01 17:53:54,564 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 98 transitions. [2020-12-01 17:53:54,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2020-12-01 17:53:54,564 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:53:54,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:54:08,484 INFO L134 CoverageAnalysis]: Checked inductivity of 4095 backedges. 0 proven. 4095 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:54:09,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:54:09,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 99 transitions. [2020-12-01 17:54:09,246 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 99 transitions. [2020-12-01 17:54:09,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2020-12-01 17:54:09,247 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:54:09,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:54:23,758 INFO L134 CoverageAnalysis]: Checked inductivity of 4186 backedges. 0 proven. 4186 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:54:24,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:54:24,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 100 states and 100 transitions. [2020-12-01 17:54:24,508 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 100 transitions. [2020-12-01 17:54:24,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2020-12-01 17:54:24,509 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:54:24,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:54:39,896 INFO L134 CoverageAnalysis]: Checked inductivity of 4278 backedges. 0 proven. 4278 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:54:40,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:54:40,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 101 states and 101 transitions. [2020-12-01 17:54:40,699 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 101 transitions. [2020-12-01 17:54:40,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2020-12-01 17:54:40,700 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:54:40,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:54:56,679 INFO L134 CoverageAnalysis]: Checked inductivity of 4371 backedges. 0 proven. 4371 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:54:57,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:54:57,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 102 states and 102 transitions. [2020-12-01 17:54:57,597 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 102 transitions. [2020-12-01 17:54:57,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2020-12-01 17:54:57,597 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:54:57,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:55:14,087 INFO L134 CoverageAnalysis]: Checked inductivity of 4465 backedges. 0 proven. 4465 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:55:14,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:55:14,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 103 states and 103 transitions. [2020-12-01 17:55:14,989 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 103 transitions. [2020-12-01 17:55:14,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2020-12-01 17:55:14,990 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:55:15,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:55:32,202 INFO L134 CoverageAnalysis]: Checked inductivity of 4560 backedges. 0 proven. 4560 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:55:33,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:55:33,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 104 states and 104 transitions. [2020-12-01 17:55:33,142 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 104 transitions. [2020-12-01 17:55:33,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2020-12-01 17:55:33,142 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:55:33,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:55:51,302 INFO L134 CoverageAnalysis]: Checked inductivity of 4656 backedges. 0 proven. 4656 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:55:52,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:55:52,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 105 states and 105 transitions. [2020-12-01 17:55:52,251 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 105 transitions. [2020-12-01 17:55:52,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2020-12-01 17:55:52,252 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:55:52,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:56:09,875 INFO L134 CoverageAnalysis]: Checked inductivity of 4753 backedges. 0 proven. 4753 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:56:10,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:56:10,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 106 states and 106 transitions. [2020-12-01 17:56:10,704 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 106 transitions. [2020-12-01 17:56:10,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2020-12-01 17:56:10,704 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:56:10,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:56:27,571 INFO L134 CoverageAnalysis]: Checked inductivity of 4851 backedges. 0 proven. 4851 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:56:28,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:56:28,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 107 states and 107 transitions. [2020-12-01 17:56:28,419 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 107 transitions. [2020-12-01 17:56:28,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2020-12-01 17:56:28,420 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:56:28,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:56:46,424 INFO L134 CoverageAnalysis]: Checked inductivity of 4950 backedges. 0 proven. 4950 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:56:47,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:56:47,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 108 states and 107 transitions. [2020-12-01 17:56:47,305 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 107 transitions. [2020-12-01 17:56:47,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2020-12-01 17:56:47,306 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:56:47,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:57:32,053 INFO L134 CoverageAnalysis]: Checked inductivity of 5050 backedges. 0 proven. 5050 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:00:48,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:00:48,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 105 states and 104 transitions. [2020-12-01 18:00:48,644 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 104 transitions. [2020-12-01 18:00:48,644 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-12-01 18:00:48,644 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 102 iterations. [2020-12-01 18:00:48,666 INFO L765 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2020-12-01 18:00:52,072 WARN L197 SmtUtils]: Spent 3.40 s on a formula simplification that was a NOOP. DAG size: 507 [2020-12-01 18:00:52,083 INFO L569 CodeCheckObserver]: Invariant with dag size 507 [2020-12-01 18:00:52,131 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 18:00:52,132 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 01.12 06:00:52 ImpRootNode [2020-12-01 18:00:52,132 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2020-12-01 18:00:52,133 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-12-01 18:00:52,133 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-12-01 18:00:52,134 INFO L275 PluginConnector]: Witness Printer initialized [2020-12-01 18:00:52,134 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 05:49:01" (3/4) ... [2020-12-01 18:00:52,137 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-12-01 18:00:52,146 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2020-12-01 18:00:52,146 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2020-12-01 18:00:52,146 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-12-01 18:00:52,146 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-01 18:00:52,188 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_c721eae2-c9a8-4614-addc-6e1703ae3250/bin/ukojak/witness.graphml [2020-12-01 18:00:52,189 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-12-01 18:00:52,190 INFO L168 Benchmark]: Toolchain (without parser) took 711553.14 ms. Allocated memory was 79.7 MB in the beginning and 1.1 GB in the end (delta: 1.0 GB). Free memory was 43.3 MB in the beginning and 631.6 MB in the end (delta: -588.2 MB). Peak memory consumption was 449.4 MB. Max. memory is 16.1 GB. [2020-12-01 18:00:52,190 INFO L168 Benchmark]: CDTParser took 0.33 ms. Allocated memory is still 79.7 MB. Free memory was 59.5 MB in the beginning and 59.5 MB in the end (delta: 41.6 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 18:00:52,191 INFO L168 Benchmark]: CACSL2BoogieTranslator took 283.32 ms. Allocated memory is still 79.7 MB. Free memory was 43.1 MB in the beginning and 56.9 MB in the end (delta: -13.8 MB). Peak memory consumption was 3.6 MB. Max. memory is 16.1 GB. [2020-12-01 18:00:52,191 INFO L168 Benchmark]: Boogie Procedure Inliner took 41.59 ms. Allocated memory is still 79.7 MB. Free memory was 56.9 MB in the beginning and 55.7 MB in the end (delta: 1.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-01 18:00:52,192 INFO L168 Benchmark]: Boogie Preprocessor took 35.79 ms. Allocated memory is still 79.7 MB. Free memory was 55.7 MB in the beginning and 54.6 MB in the end (delta: 1.0 MB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 18:00:52,192 INFO L168 Benchmark]: RCFGBuilder took 456.99 ms. Allocated memory is still 79.7 MB. Free memory was 54.6 MB in the beginning and 40.7 MB in the end (delta: 13.9 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2020-12-01 18:00:52,193 INFO L168 Benchmark]: CodeCheck took 710667.74 ms. Allocated memory was 79.7 MB in the beginning and 1.1 GB in the end (delta: 1.0 GB). Free memory was 40.7 MB in the beginning and 634.7 MB in the end (delta: -594.0 MB). Peak memory consumption was 445.5 MB. Max. memory is 16.1 GB. [2020-12-01 18:00:52,193 INFO L168 Benchmark]: Witness Printer took 55.51 ms. Allocated memory is still 1.1 GB. Free memory was 634.7 MB in the beginning and 631.6 MB in the end (delta: 3.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-01 18:00:52,196 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, 9 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 707.1s, OverallIterations: 102, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 798 SolverSat, 398 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 44.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 39034 GetRequests, 29697 SyntacticMatches, 8427 SemanticMatches, 910 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1513675 ImplicationChecksByTransitivity, 690.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.2s SsaConstructionTime, 2.6s SatisfiabilityAnalysisTime, 469.5s InterpolantComputationTime, 5555 NumberOfCodeBlocks, 5555 NumberOfCodeBlocksAsserted, 101 NumberOfCheckSat, 5454 ConstructedInterpolants, 0 QuantifiedInterpolants, 2382206 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 101 InterpolantComputations, 1 PerfectInterpolantSequences, 0/171700 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: 12]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 27]: Loop Invariant Derived loop invariant: ((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((x <= 24 && y <= 50) && 24 <= x) && 50 <= y) || (((55 <= y && 54 < x) && x <= 55) && y <= 55)) || (((18 <= x && y <= 50) && x <= 18) && 50 <= y)) || (((y <= 50 && 26 <= x) && x <= 26) && 50 <= y)) || (((33 <= x && x <= 33) && y <= 50) && 50 <= y)) || (((y <= 82 && 82 <= y) && x <= 82) && 82 <= x)) || (((96 <= y && x <= 96) && 96 <= x) && y <= 96)) || (((x <= 90 && 90 <= y) && y <= 90) && 89 < x)) || (((5 <= x && y <= 50) && x <= 5) && 50 <= y)) || (((y <= 50 && x <= 9) && 9 <= x) && 50 <= y)) || (((x <= 1 && y <= 50) && 1 <= x) && 50 <= y)) || (((y <= 50 && x <= 10) && 10 <= x) && 50 <= y)) || (((23 <= x && x <= 23) && y <= 50) && 50 <= y)) || (((y <= 57 && 57 <= y) && 57 <= x) && x <= 57)) || (((99 <= y && x <= 99) && y <= 99) && 98 < x)) || (((19 <= x && y <= 50) && x <= 19) && 50 <= y)) || (((y <= 88 && 88 <= y) && x <= 88) && 88 <= x)) || (((x <= 61 && y <= 61) && 61 <= x) && 61 <= y)) || (((y <= 89 && x <= 89) && 89 <= x) && 89 <= y)) || (((y <= 50 && 38 <= x) && x <= 38) && 50 <= y)) || (((x <= 30 && y <= 50) && 30 <= x) && 50 <= y)) || (((y <= 50 && 29 <= x) && x <= 29) && 50 <= y)) || (((41 <= x && y <= 50) && x <= 41) && 50 <= y)) || (((79 <= y && x <= 79) && y <= 79) && 79 <= x)) || (((x <= 13 && 13 <= x) && y <= 50) && 50 <= y)) || (((77 <= y && x <= 77) && 77 <= x) && y <= 77)) || (((y <= 50 && 43 <= x) && x <= 43) && 50 <= y)) || (((93 < x && x <= 94) && y <= 94) && 94 <= y)) || (((y <= 63 && 63 <= x) && x <= 63) && 63 <= y)) || (((y <= 98 && 98 <= y) && 98 <= x) && x <= 98)) || (((y <= 50 && x <= 7) && 7 <= x) && 50 <= y)) || (((x <= 15 && y <= 50) && 15 <= x) && 50 <= y)) || (((44 <= x && y <= 50) && 50 <= y) && x <= 44)) || (((74 < x && 75 <= y) && y <= 75) && x <= 75)) || (((y <= 50 && x <= 37) && 37 <= x) && 50 <= y)) || (((y <= 50 && 45 <= x) && x <= 45) && 50 <= y)) || (((y <= 50 && 17 <= x) && x <= 17) && 50 <= y)) || (((2 <= x && x <= 2) && y <= 50) && 50 <= y)) || (((x <= 12 && y <= 50) && 12 <= x) && 50 <= y)) || (((y <= 50 && 20 <= x) && x <= 20) && 50 <= y)) || (((x <= 54 && y <= 54) && 54 <= y) && 54 <= x)) || (((85 <= y && 84 < x) && y <= 85) && x <= 85)) || (((y <= 68 && x <= 68) && 68 <= y) && 68 <= x)) || (((21 <= x && y <= 50) && x <= 21) && 50 <= y)) || (((x <= 87 && 87 <= y) && 87 <= x) && y <= 87)) || (((y <= 50 && 3 <= x) && x <= 3) && 50 <= y)) || ((99 < x && 99 < y) && y <= 100)) || (((y <= 51 && 51 <= y) && x <= 51) && 51 <= x)) || (((y <= 50 && x <= 11) && 11 <= x) && 50 <= y)) || (((16 <= x && y <= 50) && x <= 16) && 50 <= y)) || (((x <= 36 && y <= 50) && 36 <= x) && 50 <= y)) || ((y <= 50 && x == 0) && 50 <= y)) || (((y <= 71 && x <= 71) && 71 <= y) && 70 < x)) || (((x <= 73 && 73 <= x) && 73 <= y) && y <= 73)) || (((y <= 86 && x <= 86) && 85 < x) && 86 <= y)) || (((x <= 40 && y <= 50) && 40 <= x) && 50 <= y)) || (((39 <= x && y <= 50) && x <= 39) && 50 <= y)) || (((y <= 97 && 96 < x) && 97 <= y) && x <= 97)) || (((x <= 49 && y <= 50) && 49 <= x) && 50 <= y)) || (((y <= 50 && 31 <= x) && x <= 31) && 50 <= y)) || (((60 <= y && x <= 60) && y <= 60) && 59 < x)) || (((y <= 95 && 94 < x) && 95 <= y) && x <= 95)) || (((4 <= x && y <= 50) && x <= 4) && 50 <= y)) || (((46 <= x && y <= 50) && x <= 46) && 50 <= y)) || (((61 < x && x <= 62) && 62 <= y) && y <= 62)) || (((x <= 56 && y <= 56) && 56 <= y) && 56 <= x)) || (((x <= 83 && y <= 83) && 83 <= y) && 83 <= x)) || (((67 <= y && 67 <= x) && x <= 67) && y <= 67)) || (((47 <= x && y <= 50) && x <= 47) && 50 <= y)) || (((58 <= y && y <= 58) && x <= 58) && 57 < x)) || (((x <= 91 && y <= 91) && 91 <= y) && 90 < x)) || (((y <= 50 && x <= 42) && 42 <= x) && 50 <= y)) || (((y <= 93 && x <= 93) && 92 < x) && 93 <= y)) || (((y <= 64 && x <= 64) && 64 <= x) && 64 <= y)) || (((x <= 48 && y <= 50) && 48 <= x) && 50 <= y)) || (((x <= 27 && y <= 50) && 27 <= x) && 50 <= y)) || (((x <= 50 && y <= 50) && 49 < x) && 50 <= y)) || (((y <= 50 && x <= 25) && 25 <= x) && 50 <= y)) || (((53 <= x && 53 <= y) && y <= 53) && x <= 53)) || (((y <= 78 && x <= 78) && 78 <= y) && 78 <= x)) || (((92 <= y && x <= 92) && y <= 92) && 91 < x)) || (((x <= 34 && y <= 50) && 34 <= x) && 50 <= y)) || (((52 <= y && y <= 52) && x <= 52) && 51 < x)) || (((x <= 32 && 32 <= x) && y <= 50) && 50 <= y)) || (((y <= 59 && x <= 59) && 59 <= y) && 58 < x)) || (((81 <= y && x <= 81) && y <= 81) && 81 <= x)) || (((x <= 70 && y <= 70) && 69 < x) && 70 <= y)) || (((35 <= x && y <= 50) && x <= 35) && 50 <= y)) || (((x <= 69 && y <= 69) && 69 <= x) && 69 <= y)) || (((x <= 80 && y <= 80) && 80 <= y) && 79 < x)) || (((x <= 8 && y <= 50) && 8 <= x) && 50 <= y)) || (((x <= 6 && y <= 50) && 6 <= x) && 50 <= y)) || (((14 <= x && y <= 50) && x <= 14) && 50 <= y)) || (((y <= 72 && 72 <= y) && 72 <= x) && x <= 72)) || (((74 <= y && 73 < x) && x <= 74) && y <= 74)) || (((y <= 50 && 22 <= x) && x <= 22) && 50 <= y)) || (((x <= 66 && 66 <= x) && y <= 66) && 66 <= y)) || (((x <= 84 && 84 <= y) && y <= 84) && 84 <= x)) || (((65 <= y && x <= 65) && y <= 65) && 64 < x)) || (((y <= 50 && x <= 28) && 28 <= x) && 50 <= y)) || (((y <= 76 && 76 <= y) && x <= 76) && 75 < x) - InvariantResult [Line: 17]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 ms. Allocated memory is still 79.7 MB. Free memory was 59.5 MB in the beginning and 59.5 MB in the end (delta: 41.6 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 283.32 ms. Allocated memory is still 79.7 MB. Free memory was 43.1 MB in the beginning and 56.9 MB in the end (delta: -13.8 MB). Peak memory consumption was 3.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 41.59 ms. Allocated memory is still 79.7 MB. Free memory was 56.9 MB in the beginning and 55.7 MB in the end (delta: 1.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 35.79 ms. Allocated memory is still 79.7 MB. Free memory was 55.7 MB in the beginning and 54.6 MB in the end (delta: 1.0 MB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 456.99 ms. Allocated memory is still 79.7 MB. Free memory was 54.6 MB in the beginning and 40.7 MB in the end (delta: 13.9 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. * CodeCheck took 710667.74 ms. Allocated memory was 79.7 MB in the beginning and 1.1 GB in the end (delta: 1.0 GB). Free memory was 40.7 MB in the beginning and 634.7 MB in the end (delta: -594.0 MB). Peak memory consumption was 445.5 MB. Max. memory is 16.1 GB. * Witness Printer took 55.51 ms. Allocated memory is still 1.1 GB. Free memory was 634.7 MB in the beginning and 631.6 MB in the end (delta: 3.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...