./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/dijkstra-u_unwindbound50.c --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_59ccc5e2-53a8-4f3b-825f-eb26a12d210b/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_59ccc5e2-53a8-4f3b-825f-eb26a12d210b/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_59ccc5e2-53a8-4f3b-825f-eb26a12d210b/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_59ccc5e2-53a8-4f3b-825f-eb26a12d210b/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/dijkstra-u_unwindbound50.c -s /tmp/vcloud-vcloud-master/worker/run_dir_59ccc5e2-53a8-4f3b-825f-eb26a12d210b/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_59ccc5e2-53a8-4f3b-825f-eb26a12d210b/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 f1286604bbfa2e19cf1a21bbdc77dc521aaceb1e ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_59ccc5e2-53a8-4f3b-825f-eb26a12d210b/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_59ccc5e2-53a8-4f3b-825f-eb26a12d210b/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_59ccc5e2-53a8-4f3b-825f-eb26a12d210b/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_59ccc5e2-53a8-4f3b-825f-eb26a12d210b/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/dijkstra-u_unwindbound50.c -s /tmp/vcloud-vcloud-master/worker/run_dir_59ccc5e2-53a8-4f3b-825f-eb26a12d210b/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_59ccc5e2-53a8-4f3b-825f-eb26a12d210b/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 f1286604bbfa2e19cf1a21bbdc77dc521aaceb1e .................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared --- Real Ultimate output --- This is Ultimate 0.2.0-69874e2 [2020-12-01 18:11:01,799 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 18:11:01,801 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 18:11:01,887 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 18:11:01,888 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 18:11:01,894 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 18:11:01,896 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 18:11:01,900 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 18:11:01,902 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 18:11:01,908 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 18:11:01,910 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 18:11:01,913 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 18:11:01,914 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 18:11:01,922 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 18:11:01,924 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 18:11:01,927 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 18:11:01,928 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 18:11:01,934 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 18:11:01,936 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 18:11:01,942 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 18:11:01,947 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 18:11:01,953 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 18:11:01,955 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 18:11:01,956 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 18:11:01,959 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 18:11:01,960 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 18:11:01,960 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 18:11:01,961 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 18:11:01,962 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 18:11:01,963 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 18:11:01,964 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 18:11:01,965 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 18:11:01,966 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 18:11:01,967 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 18:11:01,969 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 18:11:01,969 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 18:11:01,970 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 18:11:01,970 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 18:11:01,970 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 18:11:01,971 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 18:11:01,972 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 18:11:01,973 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_59ccc5e2-53a8-4f3b-825f-eb26a12d210b/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2020-12-01 18:11:01,998 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 18:11:01,999 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 18:11:02,000 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-01 18:11:02,000 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-12-01 18:11:02,001 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 18:11:02,001 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 18:11:02,001 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 18:11:02,002 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-01 18:11:02,002 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-01 18:11:02,002 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-01 18:11:02,002 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 18:11:02,003 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-01 18:11:02,003 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 18:11:02,003 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-01 18:11:02,003 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-01 18:11:02,004 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-01 18:11:02,004 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 18:11:02,004 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-01 18:11:02,004 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-12-01 18:11:02,005 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-12-01 18:11:02,005 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 18:11:02,005 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 18:11:02,005 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 18:11:02,006 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 18:11:02,006 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 18:11:02,006 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-01 18:11:02,006 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-12-01 18:11:02,007 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-01 18:11:02,007 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-01 18:11:02,007 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_59ccc5e2-53a8-4f3b-825f-eb26a12d210b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_59ccc5e2-53a8-4f3b-825f-eb26a12d210b/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f1286604bbfa2e19cf1a21bbdc77dc521aaceb1e [2020-12-01 18:11:02,258 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 18:11:02,294 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 18:11:02,297 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 18:11:02,302 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 18:11:02,304 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 18:11:02,305 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_59ccc5e2-53a8-4f3b-825f-eb26a12d210b/bin/ukojak/../../sv-benchmarks/c/nla-digbench-scaling/dijkstra-u_unwindbound50.c [2020-12-01 18:11:02,390 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_59ccc5e2-53a8-4f3b-825f-eb26a12d210b/bin/ukojak/data/2d80bf69e/781d098be68c499fb1bac6f7260b6d19/FLAG41249596f [2020-12-01 18:11:02,842 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 18:11:02,842 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_59ccc5e2-53a8-4f3b-825f-eb26a12d210b/sv-benchmarks/c/nla-digbench-scaling/dijkstra-u_unwindbound50.c [2020-12-01 18:11:02,857 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_59ccc5e2-53a8-4f3b-825f-eb26a12d210b/bin/ukojak/data/2d80bf69e/781d098be68c499fb1bac6f7260b6d19/FLAG41249596f [2020-12-01 18:11:03,228 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_59ccc5e2-53a8-4f3b-825f-eb26a12d210b/bin/ukojak/data/2d80bf69e/781d098be68c499fb1bac6f7260b6d19 [2020-12-01 18:11:03,233 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 18:11:03,234 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 18:11:03,240 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 18:11:03,240 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 18:11:03,243 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 18:11:03,245 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 06:11:03" (1/1) ... [2020-12-01 18:11:03,252 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@13a801dc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:11:03, skipping insertion in model container [2020-12-01 18:11:03,252 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 06:11:03" (1/1) ... [2020-12-01 18:11:03,259 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 18:11:03,280 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 18:11:03,518 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 18:11:03,530 INFO L203 MainTranslator]: Completed pre-run [2020-12-01 18:11:03,571 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 18:11:03,585 INFO L208 MainTranslator]: Completed translation [2020-12-01 18:11:03,586 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:11:03 WrapperNode [2020-12-01 18:11:03,586 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 18:11:03,587 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-01 18:11:03,588 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-01 18:11:03,588 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-01 18:11:03,599 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:11:03" (1/1) ... [2020-12-01 18:11:03,607 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:11:03" (1/1) ... [2020-12-01 18:11:03,630 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-01 18:11:03,631 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-01 18:11:03,631 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-01 18:11:03,632 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-01 18:11:03,640 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:11:03" (1/1) ... [2020-12-01 18:11:03,641 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:11:03" (1/1) ... [2020-12-01 18:11:03,643 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:11:03" (1/1) ... [2020-12-01 18:11:03,643 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:11:03" (1/1) ... [2020-12-01 18:11:03,648 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:11:03" (1/1) ... [2020-12-01 18:11:03,653 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:11:03" (1/1) ... [2020-12-01 18:11:03,654 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:11:03" (1/1) ... [2020-12-01 18:11:03,657 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-01 18:11:03,658 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-01 18:11:03,658 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-01 18:11:03,658 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-01 18:11:03,659 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:11:03" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_59ccc5e2-53a8-4f3b-825f-eb26a12d210b/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 18:11:03,724 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-01 18:11:03,724 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-01 18:11:03,725 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-01 18:11:03,725 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-01 18:11:03,725 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2020-12-01 18:11:03,725 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2020-12-01 18:11:04,102 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-01 18:11:04,103 INFO L298 CfgBuilder]: Removed 10 assume(true) statements. [2020-12-01 18:11:04,105 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 06:11:04 BoogieIcfgContainer [2020-12-01 18:11:04,105 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-01 18:11:04,106 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-12-01 18:11:04,106 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-12-01 18:11:04,116 INFO L275 PluginConnector]: CodeCheck initialized [2020-12-01 18:11:04,131 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 06:11:04" (1/1) ... [2020-12-01 18:11:04,144 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 18:11:04,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:11:04,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 24 states and 38 transitions. [2020-12-01 18:11:04,205 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 38 transitions. [2020-12-01 18:11:04,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2020-12-01 18:11:04,207 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:11:04,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:11:04,401 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 18:11:04,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:11:04,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 24 states and 35 transitions. [2020-12-01 18:11:04,423 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 35 transitions. [2020-12-01 18:11:04,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2020-12-01 18:11:04,425 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:11:04,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:11:04,561 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:11:04,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:11:04,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 26 states and 38 transitions. [2020-12-01 18:11:04,625 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 38 transitions. [2020-12-01 18:11:04,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2020-12-01 18:11:04,626 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:11:04,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:11:04,695 INFO L263 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 5 conjunts are in the unsatisfiable core [2020-12-01 18:11:04,699 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:11:04,897 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 18:11:05,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:11:05,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 29 states and 45 transitions. [2020-12-01 18:11:05,021 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 45 transitions. [2020-12-01 18:11:05,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2020-12-01 18:11:05,034 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:11:05,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:11:05,366 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 18:11:27,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:11:27,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 37 states and 69 transitions. [2020-12-01 18:11:27,709 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 69 transitions. [2020-12-01 18:11:27,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2020-12-01 18:11:27,712 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:11:27,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:11:27,747 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 5 conjunts are in the unsatisfiable core [2020-12-01 18:11:27,753 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:11:27,885 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:11:28,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:11:28,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 39 states and 73 transitions. [2020-12-01 18:11:28,432 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 73 transitions. [2020-12-01 18:11:28,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-12-01 18:11:28,433 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:11:28,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:11:29,177 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 18:11:33,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:11:33,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 45 states and 88 transitions. [2020-12-01 18:11:33,331 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 88 transitions. [2020-12-01 18:11:33,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-12-01 18:11:33,332 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:11:33,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:11:33,513 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 18:11:34,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:11:34,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 47 states and 90 transitions. [2020-12-01 18:11:34,962 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 90 transitions. [2020-12-01 18:11:34,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-12-01 18:11:34,964 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:11:34,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:11:34,995 INFO L263 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 7 conjunts are in the unsatisfiable core [2020-12-01 18:11:34,996 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:11:35,370 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 18:11:36,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:11:36,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 50 states and 100 transitions. [2020-12-01 18:11:36,896 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 100 transitions. [2020-12-01 18:11:36,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-12-01 18:11:36,897 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:11:36,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:11:37,025 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 18:11:39,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:11:39,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 53 states and 107 transitions. [2020-12-01 18:11:39,326 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 107 transitions. [2020-12-01 18:11:39,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-12-01 18:11:39,328 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:11:39,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:11:39,369 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:11:39,370 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:11:40,088 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:11:57,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:11:57,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 58 states and 123 transitions. [2020-12-01 18:11:57,278 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 123 transitions. [2020-12-01 18:11:57,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-12-01 18:11:57,279 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:11:57,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:11:57,591 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:11:58,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:11:58,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 60 states and 131 transitions. [2020-12-01 18:11:58,316 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 131 transitions. [2020-12-01 18:11:58,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-12-01 18:11:58,317 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:11:58,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:11:59,373 WARN L197 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 21 [2020-12-01 18:11:59,860 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:12:07,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:12:07,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 65 states and 143 transitions. [2020-12-01 18:12:07,493 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 143 transitions. [2020-12-01 18:12:07,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-12-01 18:12:07,494 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:12:07,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:12:07,556 INFO L263 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 9 conjunts are in the unsatisfiable core [2020-12-01 18:12:07,557 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:12:08,181 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:12:11,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:12:11,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 68 states and 155 transitions. [2020-12-01 18:12:11,308 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 155 transitions. [2020-12-01 18:12:11,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-12-01 18:12:11,309 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:12:11,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:12:11,471 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:12:15,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:12:15,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 71 states and 163 transitions. [2020-12-01 18:12:15,898 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 163 transitions. [2020-12-01 18:12:15,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-12-01 18:12:15,899 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:12:15,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:12:15,945 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:12:15,947 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:12:15,986 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-01 18:12:26,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:12:26,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 77 states and 182 transitions. [2020-12-01 18:12:26,160 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 182 transitions. [2020-12-01 18:12:26,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-12-01 18:12:26,161 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:12:26,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:12:26,207 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:12:26,208 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:12:26,248 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-01 18:12:34,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:12:34,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 82 states and 192 transitions. [2020-12-01 18:12:34,525 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 192 transitions. [2020-12-01 18:12:34,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2020-12-01 18:12:34,527 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:12:34,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:12:34,605 INFO L263 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 17 conjunts are in the unsatisfiable core [2020-12-01 18:12:34,606 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:12:35,226 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-12-01 18:13:07,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:13:07,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 88 states and 212 transitions. [2020-12-01 18:13:07,595 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 212 transitions. [2020-12-01 18:13:07,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-12-01 18:13:07,596 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:13:07,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:13:08,242 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 18:13:09,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:13:09,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 90 states and 226 transitions. [2020-12-01 18:13:09,931 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 226 transitions. [2020-12-01 18:13:09,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-12-01 18:13:09,932 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:13:09,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:13:11,375 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:13:18,519 WARN L197 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 34 [2020-12-01 18:13:21,076 WARN L197 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 36 [2020-12-01 18:13:23,665 WARN L197 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 33 [2020-12-01 18:13:25,814 WARN L197 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 26 DAG size of output: 25 [2020-12-01 18:13:27,292 WARN L197 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 26 DAG size of output: 25 [2020-12-01 18:13:27,654 WARN L197 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 28 DAG size of output: 25 [2020-12-01 18:13:29,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:13:29,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 98 states and 248 transitions. [2020-12-01 18:13:29,382 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 248 transitions. [2020-12-01 18:13:29,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-12-01 18:13:29,401 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:13:29,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:13:30,178 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:13:31,031 WARN L197 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 29 [2020-12-01 18:13:33,126 WARN L197 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 32 [2020-12-01 18:13:35,902 WARN L197 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 29 [2020-12-01 18:13:43,871 WARN L197 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 26 DAG size of output: 25 [2020-12-01 18:13:51,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:13:51,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 106 states and 265 transitions. [2020-12-01 18:13:51,154 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 265 transitions. [2020-12-01 18:13:51,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-12-01 18:13:51,157 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:13:51,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:13:51,206 INFO L263 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 11 conjunts are in the unsatisfiable core [2020-12-01 18:13:51,207 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:13:52,908 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:14:00,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:14:00,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 109 states and 281 transitions. [2020-12-01 18:14:00,166 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 281 transitions. [2020-12-01 18:14:00,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-12-01 18:14:00,168 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:14:00,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:14:01,043 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:14:10,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:14:10,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 112 states and 288 transitions. [2020-12-01 18:14:10,302 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 288 transitions. [2020-12-01 18:14:10,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2020-12-01 18:14:10,303 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:14:10,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:14:10,350 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:14:10,351 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:14:10,411 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2020-12-01 18:14:11,193 WARN L197 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 26 DAG size of output: 26 [2020-12-01 18:14:13,864 WARN L197 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 29 DAG size of output: 29 [2020-12-01 18:14:15,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:14:15,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 114 states and 290 transitions. [2020-12-01 18:14:15,834 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 290 transitions. [2020-12-01 18:14:15,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2020-12-01 18:14:15,835 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:14:15,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:14:15,888 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:14:15,889 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:14:15,957 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2020-12-01 18:14:16,677 WARN L197 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 26 DAG size of output: 26 [2020-12-01 18:14:19,371 WARN L197 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 29 DAG size of output: 29 [2020-12-01 18:14:22,133 WARN L197 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 26 DAG size of output: 26 [2020-12-01 18:14:24,866 WARN L197 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 30 DAG size of output: 30 [2020-12-01 18:14:28,410 WARN L197 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 30 DAG size of output: 30 [2020-12-01 18:14:31,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:14:31,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 119 states and 301 transitions. [2020-12-01 18:14:31,201 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 301 transitions. [2020-12-01 18:14:31,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2020-12-01 18:14:31,202 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:14:31,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:14:31,252 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:14:31,253 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:14:31,335 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2020-12-01 18:14:31,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:14:31,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 120 states and 304 transitions. [2020-12-01 18:14:31,448 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 304 transitions. [2020-12-01 18:14:31,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2020-12-01 18:14:31,449 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:14:31,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:14:31,519 INFO L263 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:14:31,521 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:14:32,880 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-12-01 18:14:34,758 WARN L197 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 24 DAG size of output: 23 [2020-12-01 18:14:37,262 WARN L197 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 27 DAG size of output: 26 [2020-12-01 18:14:42,725 WARN L197 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 30 DAG size of output: 29 [2020-12-01 18:14:46,667 WARN L197 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 30 DAG size of output: 29 [2020-12-01 18:14:51,290 WARN L197 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 29 DAG size of output: 28 [2020-12-01 18:15:11,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:15:11,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 128 states and 330 transitions. [2020-12-01 18:15:11,783 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 330 transitions. [2020-12-01 18:15:11,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2020-12-01 18:15:11,784 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:15:11,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:15:11,850 INFO L263 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:15:11,852 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:15:11,914 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-12-01 18:15:12,835 WARN L197 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 21 DAG size of output: 20 [2020-12-01 18:15:15,681 WARN L197 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 24 DAG size of output: 23 [2020-12-01 18:15:18,600 WARN L197 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 22 DAG size of output: 21 [2020-12-01 18:15:22,394 WARN L197 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 30 [2020-12-01 18:15:27,723 WARN L197 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 30 [2020-12-01 18:15:31,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:15:31,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 134 states and 343 transitions. [2020-12-01 18:15:31,557 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 343 transitions. [2020-12-01 18:15:31,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2020-12-01 18:15:31,558 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:15:31,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:15:33,037 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:15:37,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:15:37,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 367 states to 136 states and 367 transitions. [2020-12-01 18:15:37,048 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 367 transitions. [2020-12-01 18:15:37,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:15:37,049 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:15:37,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:15:37,120 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:15:37,122 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:15:38,976 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:15:39,026 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:15:53,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:15:53,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 138 states and 374 transitions. [2020-12-01 18:15:53,753 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 374 transitions. [2020-12-01 18:15:53,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:15:53,753 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:15:53,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:15:53,832 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:15:53,833 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:15:53,912 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:15:53,932 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:15:53,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:15:53,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 138 states and 374 transitions. [2020-12-01 18:15:53,968 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 374 transitions. [2020-12-01 18:15:53,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:15:53,970 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:15:54,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:15:54,063 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:15:54,064 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:15:54,147 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:15:54,166 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:15:54,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:15:54,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 138 states and 374 transitions. [2020-12-01 18:15:54,202 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 374 transitions. [2020-12-01 18:15:54,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:15:54,203 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:15:54,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:15:54,303 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:15:54,304 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:15:54,407 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:15:54,428 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:15:54,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:15:54,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 138 states and 374 transitions. [2020-12-01 18:15:54,464 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 374 transitions. [2020-12-01 18:15:54,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:15:54,465 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:15:54,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:15:54,530 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:15:54,531 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:15:54,613 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:15:54,632 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:15:54,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:15:54,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 138 states and 374 transitions. [2020-12-01 18:15:54,669 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 374 transitions. [2020-12-01 18:15:54,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:15:54,670 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:15:54,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:15:54,748 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:15:54,749 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:15:54,827 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:15:54,846 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:15:54,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:15:54,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 138 states and 374 transitions. [2020-12-01 18:15:54,882 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 374 transitions. [2020-12-01 18:15:54,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:15:54,883 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:15:54,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:15:54,963 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:15:54,965 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:15:55,046 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:15:55,066 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:15:55,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:15:55,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 138 states and 374 transitions. [2020-12-01 18:15:55,104 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 374 transitions. [2020-12-01 18:15:55,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:15:55,105 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:15:55,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:15:55,181 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:15:55,182 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:15:55,271 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:15:55,290 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:15:55,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:15:55,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 138 states and 374 transitions. [2020-12-01 18:15:55,326 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 374 transitions. [2020-12-01 18:15:55,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:15:55,327 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:15:55,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:15:55,373 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:15:55,374 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:15:55,459 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:15:55,479 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:15:55,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:15:55,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 138 states and 374 transitions. [2020-12-01 18:15:55,518 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 374 transitions. [2020-12-01 18:15:55,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:15:55,521 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:15:55,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:15:55,610 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:15:55,611 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:15:55,696 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:15:55,716 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:15:55,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:15:55,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 138 states and 374 transitions. [2020-12-01 18:15:55,753 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 374 transitions. [2020-12-01 18:15:55,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:15:55,754 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:15:55,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:15:55,843 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:15:55,844 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:15:55,924 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:15:55,943 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:15:55,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:15:55,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 138 states and 374 transitions. [2020-12-01 18:15:55,979 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 374 transitions. [2020-12-01 18:15:55,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:15:55,981 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:15:56,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:15:56,085 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:15:56,086 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:15:56,168 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:15:56,187 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:15:56,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:15:56,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 138 states and 374 transitions. [2020-12-01 18:15:56,223 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 374 transitions. [2020-12-01 18:15:56,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:15:56,223 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:15:56,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:15:56,346 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:15:56,347 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:15:56,420 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:15:56,439 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:15:56,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:15:56,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 138 states and 374 transitions. [2020-12-01 18:15:56,477 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 374 transitions. [2020-12-01 18:15:56,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:15:56,478 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:15:56,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:15:56,538 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:15:56,539 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:15:56,634 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:15:56,651 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:15:56,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:15:56,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 138 states and 374 transitions. [2020-12-01 18:15:56,686 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 374 transitions. [2020-12-01 18:15:56,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:15:56,687 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:15:56,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:15:56,787 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:15:56,788 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:15:56,865 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:15:56,883 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:15:56,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:15:56,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 138 states and 374 transitions. [2020-12-01 18:15:56,918 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 374 transitions. [2020-12-01 18:15:56,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:15:56,919 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:15:56,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:15:56,982 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:15:56,983 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:15:57,064 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:15:57,081 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:15:57,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:15:57,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 138 states and 374 transitions. [2020-12-01 18:15:57,127 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 374 transitions. [2020-12-01 18:15:57,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:15:57,128 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:15:57,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:15:57,207 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:15:57,208 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:15:57,284 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:15:57,302 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:15:57,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:15:57,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 138 states and 374 transitions. [2020-12-01 18:15:57,338 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 374 transitions. [2020-12-01 18:15:57,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:15:57,339 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:15:57,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:15:57,430 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:15:57,431 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:15:57,511 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:15:57,528 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:15:57,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:15:57,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 138 states and 374 transitions. [2020-12-01 18:15:57,566 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 374 transitions. [2020-12-01 18:15:57,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:15:57,566 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:15:57,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:15:57,624 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:15:57,625 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:15:57,717 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:15:57,734 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:15:57,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:15:57,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 138 states and 374 transitions. [2020-12-01 18:15:57,771 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 374 transitions. [2020-12-01 18:15:57,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:15:57,772 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:15:57,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:15:57,847 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:15:57,848 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:15:57,924 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:15:57,948 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:15:57,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:15:57,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 138 states and 374 transitions. [2020-12-01 18:15:57,985 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 374 transitions. [2020-12-01 18:15:57,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:15:57,986 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:15:58,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:15:58,078 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:15:58,079 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:15:58,155 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:15:58,190 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:15:58,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:15:58,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 138 states and 374 transitions. [2020-12-01 18:15:58,226 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 374 transitions. [2020-12-01 18:15:58,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:15:58,227 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:15:58,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:15:58,303 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:15:58,304 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:15:58,381 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:15:58,399 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:15:58,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:15:58,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 138 states and 374 transitions. [2020-12-01 18:15:58,436 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 374 transitions. [2020-12-01 18:15:58,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:15:58,437 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:15:58,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:15:58,522 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:15:58,523 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:15:58,596 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:15:58,609 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:15:58,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:15:58,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 138 states and 374 transitions. [2020-12-01 18:15:58,647 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 374 transitions. [2020-12-01 18:15:58,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:15:58,648 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:15:58,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:15:58,710 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:15:58,711 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:15:58,799 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:15:58,815 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:15:58,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:15:58,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 138 states and 374 transitions. [2020-12-01 18:15:58,852 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 374 transitions. [2020-12-01 18:15:58,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:15:58,853 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:15:58,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:15:58,922 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:15:58,923 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:15:58,997 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:15:59,014 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:15:59,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:15:59,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 138 states and 374 transitions. [2020-12-01 18:15:59,054 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 374 transitions. [2020-12-01 18:15:59,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:15:59,055 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:15:59,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:15:59,148 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:15:59,149 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:15:59,226 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:15:59,244 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:15:59,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:15:59,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 138 states and 374 transitions. [2020-12-01 18:15:59,299 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 374 transitions. [2020-12-01 18:15:59,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:15:59,300 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:15:59,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:15:59,390 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:15:59,391 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:15:59,467 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:15:59,484 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:15:59,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:15:59,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 138 states and 374 transitions. [2020-12-01 18:15:59,515 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 374 transitions. [2020-12-01 18:15:59,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:15:59,515 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:15:59,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:15:59,612 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:15:59,613 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:15:59,685 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:15:59,702 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:15:59,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:15:59,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 138 states and 374 transitions. [2020-12-01 18:15:59,739 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 374 transitions. [2020-12-01 18:15:59,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:15:59,740 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:15:59,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:15:59,823 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:15:59,824 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:15:59,917 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:15:59,933 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:15:59,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:15:59,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 138 states and 374 transitions. [2020-12-01 18:15:59,969 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 374 transitions. [2020-12-01 18:15:59,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:15:59,970 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:00,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:00,017 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:16:00,018 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:00,093 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:00,111 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:00,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:00,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 138 states and 374 transitions. [2020-12-01 18:16:00,148 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 374 transitions. [2020-12-01 18:16:00,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:00,149 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:00,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:00,230 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:16:00,231 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:00,301 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:00,334 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:00,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:00,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 138 states and 374 transitions. [2020-12-01 18:16:00,368 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 374 transitions. [2020-12-01 18:16:00,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:00,369 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:00,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:00,419 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:16:00,420 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:00,495 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:00,512 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:00,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:00,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 138 states and 374 transitions. [2020-12-01 18:16:00,549 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 374 transitions. [2020-12-01 18:16:00,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:00,550 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:00,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:00,651 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:16:00,652 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:00,725 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:00,742 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:00,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:00,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 138 states and 374 transitions. [2020-12-01 18:16:00,779 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 374 transitions. [2020-12-01 18:16:00,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:00,780 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:00,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:00,871 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:16:00,871 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:00,945 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:00,962 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:00,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:01,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 138 states and 374 transitions. [2020-12-01 18:16:01,000 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 374 transitions. [2020-12-01 18:16:01,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:01,001 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:01,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:01,123 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:16:01,124 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:01,197 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:01,213 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:01,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:01,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 138 states and 374 transitions. [2020-12-01 18:16:01,250 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 374 transitions. [2020-12-01 18:16:01,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:01,251 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:01,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:01,359 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:16:01,360 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:01,441 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:01,461 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:01,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:01,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 138 states and 374 transitions. [2020-12-01 18:16:01,501 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 374 transitions. [2020-12-01 18:16:01,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:01,502 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:01,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:01,601 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:16:01,602 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:01,680 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:01,699 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:01,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:01,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 138 states and 374 transitions. [2020-12-01 18:16:01,737 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 374 transitions. [2020-12-01 18:16:01,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:01,738 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:01,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:01,849 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:16:01,850 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:01,925 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:01,941 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:01,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:01,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 138 states and 374 transitions. [2020-12-01 18:16:01,979 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 374 transitions. [2020-12-01 18:16:01,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:01,979 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:02,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:02,067 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:16:02,068 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:02,143 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:02,165 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:02,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:02,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 138 states and 374 transitions. [2020-12-01 18:16:02,203 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 374 transitions. [2020-12-01 18:16:02,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:02,204 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:02,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:02,302 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 17 conjunts are in the unsatisfiable core [2020-12-01 18:16:02,303 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:04,043 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:04,059 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:08,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:08,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:08,284 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:08,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:08,285 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:08,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:08,350 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:16:08,351 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:08,429 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:08,442 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:08,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:08,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:08,473 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:08,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:08,474 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:08,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:08,584 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:16:08,585 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:08,659 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:08,676 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:08,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:08,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:08,714 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:08,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:08,715 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:08,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:08,832 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 17 conjunts are in the unsatisfiable core [2020-12-01 18:16:08,833 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:08,901 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:08,917 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:08,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:08,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:08,955 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:08,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:08,955 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:09,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:09,053 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:16:09,054 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:09,131 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:09,149 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:09,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:09,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:09,191 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:09,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:09,191 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:09,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:09,285 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:16:09,286 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:09,358 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:09,374 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:09,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:09,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:09,411 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:09,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:09,412 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:09,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:09,507 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:16:09,508 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:09,588 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:09,605 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:09,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:09,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:09,642 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:09,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:09,643 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:09,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:09,710 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:16:09,711 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:09,785 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:09,802 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:09,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:09,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:09,841 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:09,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:09,841 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:09,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:09,927 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:16:09,928 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:09,996 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:10,011 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:10,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:10,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:10,042 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:10,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:10,043 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:10,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:10,121 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:16:10,122 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:10,183 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:10,201 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:10,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:10,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:10,246 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:10,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:10,247 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:10,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:10,343 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:16:10,344 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:10,417 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:10,434 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:10,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:10,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:10,473 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:10,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:10,473 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:10,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:10,573 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:16:10,573 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:10,642 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:10,660 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:10,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:10,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:10,692 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:10,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:10,693 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:10,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:10,778 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:16:10,779 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:10,853 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:10,870 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:10,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:10,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:10,912 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:10,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:10,913 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:10,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:10,995 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:16:10,996 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:11,077 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:11,093 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:11,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:11,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:11,133 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:11,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:11,134 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:11,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:11,219 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:16:11,220 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:11,293 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:11,310 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:11,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:11,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:11,349 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:11,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:11,350 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:11,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:11,430 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:16:11,431 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:11,503 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:11,519 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:11,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:11,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:11,558 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:11,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:11,558 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:11,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:11,644 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:16:11,645 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:11,715 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:11,732 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:11,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:11,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:11,776 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:11,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:11,777 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:11,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:11,888 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:16:11,889 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:11,970 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:11,986 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:12,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:12,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:12,024 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:12,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:12,025 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:12,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:12,140 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 17 conjunts are in the unsatisfiable core [2020-12-01 18:16:12,140 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:12,210 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:12,225 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:12,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:12,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:12,266 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:12,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:12,267 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:12,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:12,354 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:16:12,355 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:12,425 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:12,442 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:12,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:12,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:12,477 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:12,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:12,477 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:12,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:12,566 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:16:12,567 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:12,644 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:12,661 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:12,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:12,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:12,702 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:12,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:12,703 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:12,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:12,785 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:16:12,786 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:12,862 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:12,879 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:12,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:12,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:12,919 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:12,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:12,919 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:12,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:13,001 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:16:13,002 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:13,071 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:13,088 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:13,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:13,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:13,129 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:13,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:13,129 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:13,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:13,205 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:16:13,206 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:13,278 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:13,294 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:13,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:13,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:13,332 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:13,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:13,333 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:13,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:13,418 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:16:13,419 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:13,494 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:13,511 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:13,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:13,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:13,550 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:13,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:13,551 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:13,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:13,651 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:16:13,652 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:13,725 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:13,741 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:13,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:13,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:13,782 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:13,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:13,782 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:13,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:13,882 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:16:13,883 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:13,955 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:13,971 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:14,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:14,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:14,010 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:14,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:14,010 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:14,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:14,100 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:16:14,101 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:14,177 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:14,208 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:14,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:14,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:14,248 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:14,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:14,249 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:14,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:14,350 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:16:14,351 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:14,422 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:14,438 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:14,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:14,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:14,477 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:14,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:14,478 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:14,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:14,572 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:16:14,572 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:14,641 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:14,658 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:14,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:14,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:14,692 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:14,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:14,692 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:14,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:14,786 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 17 conjunts are in the unsatisfiable core [2020-12-01 18:16:14,787 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:14,853 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:14,869 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:14,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:14,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:14,904 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:14,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:14,904 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:14,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:14,973 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:16:14,974 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:15,047 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:15,063 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:15,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:15,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:15,094 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:15,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:15,095 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:15,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:15,181 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:16:15,181 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:15,246 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:15,260 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:15,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:15,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:15,292 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:15,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:15,293 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:15,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:15,381 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:16:15,382 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:15,445 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:15,458 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:15,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:15,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:15,491 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:15,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:15,492 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:15,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:15,569 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 17 conjunts are in the unsatisfiable core [2020-12-01 18:16:15,570 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:15,639 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:15,653 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:15,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:15,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:15,689 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:15,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:15,689 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:15,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:15,796 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:16:15,798 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:15,866 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:15,881 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:15,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:15,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:15,915 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:15,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:15,916 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:15,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:15,992 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:16:15,993 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:16,055 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:16,072 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:16,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:16,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:16,111 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:16,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:16,111 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:16,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:16,186 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:16:16,187 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:16,261 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:16,278 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:16,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:16,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:16,318 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:16,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:16,318 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:16,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:16,389 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:16:16,389 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:16,468 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:16,487 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:16,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:16,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:16,526 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:16,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:16,527 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:16,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:16,603 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:16:16,604 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:16,677 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:16,693 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:16,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:16,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:16,726 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:16,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:16,726 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:16,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:16,826 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 17 conjunts are in the unsatisfiable core [2020-12-01 18:16:16,827 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:16,898 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:16,914 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:16,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:16,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:16,953 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:16,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:16,954 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:17,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:17,046 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:16:17,047 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:17,119 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:17,135 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:17,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:17,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:17,175 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:17,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:17,176 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:17,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:17,280 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:16:17,281 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:17,370 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:17,386 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:17,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:17,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:17,422 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:17,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:17,423 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:17,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:17,521 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 17 conjunts are in the unsatisfiable core [2020-12-01 18:16:17,521 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:17,595 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:17,610 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:17,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:17,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:17,650 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:17,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:17,651 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:17,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:17,742 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:16:17,743 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:17,815 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:17,832 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:17,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:17,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:17,871 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:17,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:17,871 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:17,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:17,957 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:16:17,958 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:18,029 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:18,046 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:18,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:18,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:18,082 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:18,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:18,082 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:18,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:18,193 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:16:18,193 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:18,267 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:18,285 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:18,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:18,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:18,324 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:18,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:18,325 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:18,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:18,401 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:16:18,401 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:18,471 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:18,488 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:18,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:18,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:18,527 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:18,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:18,527 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:18,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:18,575 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:16:18,576 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:18,638 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:18,652 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:18,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:18,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:18,685 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:18,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:18,685 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:18,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:18,776 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:16:18,776 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:18,838 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:18,864 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:18,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:18,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:18,899 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:18,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:18,900 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:18,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:18,978 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:16:18,979 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:19,044 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:19,057 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:19,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:19,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:19,090 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:19,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:19,090 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:19,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:19,180 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:16:19,180 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:19,254 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:19,270 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:19,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:19,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:19,304 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:19,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:19,304 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:19,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:19,371 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:16:19,372 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:19,436 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:19,453 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:19,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:19,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:19,494 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:19,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:19,495 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:19,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:19,607 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:16:19,608 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:19,688 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:19,705 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:19,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:19,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:19,745 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:19,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:19,745 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:19,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:19,851 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:16:19,852 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:19,917 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:19,932 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:19,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:19,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:19,964 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:19,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:19,964 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:20,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:20,018 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:16:20,019 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:20,095 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:20,111 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:20,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:20,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:20,150 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:20,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:20,151 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:20,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:20,221 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:16:20,221 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:20,282 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:20,295 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:20,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:20,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:20,333 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:20,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:20,333 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:20,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:20,422 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 17 conjunts are in the unsatisfiable core [2020-12-01 18:16:20,423 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:20,494 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:20,509 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:20,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:20,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:20,550 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:20,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:20,551 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:20,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:20,601 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:16:20,602 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:20,678 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:20,694 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:20,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:20,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:20,733 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:20,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:20,734 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:20,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:20,813 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:16:20,814 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:20,885 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:20,901 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:20,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:20,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:20,936 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:20,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:20,936 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:21,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:21,035 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:16:21,036 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:21,104 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:21,125 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:21,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:21,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:21,166 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:21,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:21,166 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:21,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:21,235 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:16:21,235 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:21,309 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:21,325 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:21,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:21,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:21,365 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:21,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:21,366 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:21,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:21,421 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:16:21,422 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:21,481 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:21,507 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:21,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:21,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:21,547 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:21,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:21,548 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:21,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:21,646 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 17 conjunts are in the unsatisfiable core [2020-12-01 18:16:21,646 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:21,708 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:21,722 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:21,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:21,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:21,755 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:21,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:21,756 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:21,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:21,837 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:16:21,838 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:21,907 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:21,921 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:21,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:21,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:21,954 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:21,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:21,954 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:21,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:21,995 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:16:21,996 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:22,077 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:22,094 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:22,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:22,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:22,134 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:22,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:22,134 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:22,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:22,259 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 17 conjunts are in the unsatisfiable core [2020-12-01 18:16:22,260 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:22,322 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:22,334 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:22,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:22,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:22,373 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:22,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:22,373 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:22,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:22,444 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:16:22,445 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:22,512 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:22,530 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:22,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:22,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:22,575 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:22,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:22,575 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:22,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:22,654 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:16:22,655 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:22,729 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:22,746 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:22,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:22,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:22,787 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:22,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:22,788 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:22,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:22,854 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:16:22,855 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:22,924 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:22,941 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:22,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:22,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:22,981 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:22,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:22,982 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:23,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:23,080 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:16:23,081 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:23,148 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:23,161 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:23,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:23,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:23,194 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:23,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:23,195 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:23,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:23,275 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:16:23,275 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:23,354 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:23,371 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:23,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:23,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:23,411 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:23,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:23,411 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:23,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:23,465 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:16:23,466 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:23,529 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:23,543 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:23,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:23,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:23,577 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:23,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:23,577 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:23,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:23,632 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:16:23,632 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:23,702 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:23,716 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:23,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:23,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:23,749 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:23,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:23,750 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:23,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:23,813 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:16:23,814 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:23,877 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:23,891 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:23,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:23,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:23,926 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:23,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:23,926 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:24,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:24,006 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:16:24,006 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:24,086 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:24,101 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:24,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:24,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:24,135 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:24,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:24,135 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:24,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:24,228 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:16:24,228 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:24,296 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:24,312 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:24,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:24,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:24,347 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:24,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:24,347 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:24,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:24,447 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:16:24,447 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:24,508 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:24,523 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:24,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:24,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:24,556 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:24,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:24,557 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:24,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:24,634 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 17 conjunts are in the unsatisfiable core [2020-12-01 18:16:24,635 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:24,692 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:24,705 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:24,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:24,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:24,742 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:24,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:24,742 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:24,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:24,804 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:16:24,805 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:24,872 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:24,886 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:24,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:24,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:24,928 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:24,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:24,928 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:25,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:25,014 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:16:25,014 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:25,078 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:25,092 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:25,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:25,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:25,126 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:25,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:25,126 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:25,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:25,200 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:16:25,201 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:25,261 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:25,274 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:25,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:25,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:25,309 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:25,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:25,309 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:25,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:25,392 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:16:25,392 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:25,459 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:25,472 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:25,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:25,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:25,505 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:25,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:25,506 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:25,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:25,584 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:16:25,584 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:25,658 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:25,675 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:25,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:25,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:25,714 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:25,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:25,714 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:25,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:25,782 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:16:25,783 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:25,844 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:25,857 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:25,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:25,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:25,890 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:25,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:25,891 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:25,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:25,963 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:16:25,964 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:26,024 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:26,037 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:26,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:26,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:26,077 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:26,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:26,077 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:26,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:26,156 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:16:26,156 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:26,226 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:26,240 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:26,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:26,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:26,274 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:26,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:26,274 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:26,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:26,389 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:16:26,390 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:26,456 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:26,470 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:26,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:26,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:26,504 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:26,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:26,504 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:26,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:26,593 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:16:26,594 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:26,666 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:26,683 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:26,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:26,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:26,725 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:26,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:26,725 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:26,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:26,801 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:16:26,802 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:26,877 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:26,893 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:26,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:26,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:26,934 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:26,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:26,935 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:27,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:27,018 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 17 conjunts are in the unsatisfiable core [2020-12-01 18:16:27,019 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:27,086 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:27,102 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:27,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:27,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:27,144 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:27,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:27,144 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:27,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:27,229 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:16:27,230 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:27,298 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:27,314 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:27,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:27,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:27,350 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:27,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:27,350 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:27,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:27,399 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:16:27,400 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:27,462 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:27,476 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:27,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:27,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:27,510 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:27,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:27,511 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:27,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:27,586 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:16:27,587 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:27,649 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:27,663 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:27,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:27,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:27,697 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:27,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:27,698 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:27,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:27,736 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:16:27,736 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:27,797 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:27,810 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:27,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:27,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:27,845 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:27,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:27,845 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:27,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:27,916 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:16:27,916 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:27,978 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:27,991 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:28,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:28,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:28,026 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:28,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:28,026 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:28,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:28,103 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:16:28,104 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:28,165 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:28,183 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:28,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:28,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:28,217 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:28,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:28,217 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:28,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:28,327 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:16:28,328 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:28,401 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:28,418 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:28,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:28,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:28,461 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:28,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:28,461 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:28,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:28,559 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:16:28,560 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:28,632 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:28,649 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:28,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:28,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:28,691 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:28,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:28,692 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:28,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:28,770 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:16:28,771 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:28,845 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:28,862 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:28,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:28,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:28,898 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:28,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:28,898 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:28,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:28,965 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:16:28,965 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:29,029 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:29,043 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:29,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:29,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:29,078 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:29,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:29,078 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:29,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:29,143 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:16:29,144 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:29,207 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:29,220 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:29,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:29,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:29,257 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:29,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:29,257 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:29,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:29,338 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 17 conjunts are in the unsatisfiable core [2020-12-01 18:16:29,339 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:29,402 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:29,415 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:29,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:29,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:29,449 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:29,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:29,449 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:29,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:29,551 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:16:29,551 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:29,612 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:29,626 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:29,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:29,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:29,666 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:29,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:29,667 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:29,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:29,742 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:16:29,743 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:29,803 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:29,817 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:29,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:29,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:29,852 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:29,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:29,852 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:29,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:29,924 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:16:29,925 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:29,988 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:30,001 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:30,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:30,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:30,036 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:30,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:30,036 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:30,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:30,103 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:16:30,104 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:30,171 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:30,185 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:30,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:30,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:30,223 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:30,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:30,224 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:30,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:30,298 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:16:30,298 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:30,367 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:30,380 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:30,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:30,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:30,414 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:30,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:30,415 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:30,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:30,494 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:16:30,494 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:30,572 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:30,589 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:30,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:30,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:30,632 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:30,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:30,633 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:30,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:30,733 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:16:30,734 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:30,805 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:30,822 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:30,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:30,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:30,865 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:30,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:30,866 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:30,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:30,989 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:16:30,990 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:31,064 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:31,081 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:31,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:31,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:31,123 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:31,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:31,123 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:31,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:31,197 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:16:31,198 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:31,258 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:31,272 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:31,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:31,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:31,307 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:31,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:31,308 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:31,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:31,403 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:16:31,404 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:31,478 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:31,495 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:31,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:31,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:31,539 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:31,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:31,539 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:31,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:31,621 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:16:31,622 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:31,691 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:31,709 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:31,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:31,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:31,752 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:31,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:31,753 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:31,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:31,858 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:16:31,859 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:31,938 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:31,951 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:31,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:31,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:31,985 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:31,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:31,985 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:32,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:32,079 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:16:32,080 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:32,156 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:32,173 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:32,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:32,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:32,215 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:32,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:32,215 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:32,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:32,305 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:16:32,306 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:32,376 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:32,393 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:32,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:32,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:32,437 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:32,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:32,437 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:32,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:32,556 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 17 conjunts are in the unsatisfiable core [2020-12-01 18:16:32,557 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:32,627 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:32,642 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:32,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:32,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:32,685 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:32,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:32,686 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:32,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:32,760 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:16:32,761 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:32,834 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:32,851 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:32,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:32,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:32,893 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:32,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:32,893 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:32,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:32,958 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:16:32,958 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:33,019 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:33,033 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:33,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:33,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:33,068 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:33,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:33,069 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:33,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:33,134 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:16:33,135 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:33,196 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:33,210 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:33,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:33,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:33,245 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:33,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:33,245 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:33,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:33,315 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:16:33,316 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:33,382 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:33,396 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:33,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:33,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:33,431 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:33,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:33,431 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:33,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:33,533 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:16:33,533 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:33,604 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:33,618 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:33,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:33,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:33,653 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:33,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:33,653 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:33,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:33,741 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:16:33,742 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:33,802 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:33,816 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:33,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:33,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:33,852 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:33,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:33,852 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:33,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:33,957 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:16:33,958 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:34,035 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:34,052 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:34,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:34,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:34,098 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:34,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:34,098 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:34,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:34,187 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:16:34,187 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:34,254 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:34,267 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:34,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:34,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:34,304 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:34,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:34,304 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:34,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:34,387 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:16:34,387 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:34,449 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:34,462 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:34,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:34,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:34,498 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:34,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:34,498 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:34,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:34,578 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:16:34,579 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:34,643 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:34,657 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:34,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:34,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:34,693 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:34,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:34,694 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:34,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:34,790 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 17 conjunts are in the unsatisfiable core [2020-12-01 18:16:34,791 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:34,863 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:34,887 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:34,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:34,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:34,932 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:34,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:34,932 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:35,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:35,055 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:16:35,056 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:35,126 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:35,143 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:35,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:35,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:35,190 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:35,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:35,190 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:35,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:35,291 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:16:35,292 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:35,364 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:35,382 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:35,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:35,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:35,427 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:35,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:35,428 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:35,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:35,533 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:16:35,534 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:35,607 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:35,624 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:35,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:35,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:35,668 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:35,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:35,668 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:35,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:35,746 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:16:35,747 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:35,817 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:35,834 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:35,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:35,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:35,873 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:35,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:35,873 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:35,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:35,966 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:16:35,966 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:36,029 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:36,050 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:36,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:36,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:36,096 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:36,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:36,097 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:36,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:36,202 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 17 conjunts are in the unsatisfiable core [2020-12-01 18:16:36,203 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:36,274 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:36,291 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:36,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:36,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:36,335 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:36,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:36,335 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:36,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:36,448 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:16:36,448 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:36,522 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:36,546 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:36,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:36,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:36,590 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:36,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:36,591 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:36,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:36,678 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 17 conjunts are in the unsatisfiable core [2020-12-01 18:16:36,678 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:36,742 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:36,754 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:36,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:36,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:36,790 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:36,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:36,790 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:36,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:36,866 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:16:36,867 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:36,928 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:36,946 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:36,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:36,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:36,981 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:36,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:36,982 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:37,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:37,079 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:16:37,079 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:37,141 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:37,154 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:37,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:37,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:37,190 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:37,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:37,191 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:37,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:37,299 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:16:37,300 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:37,373 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:37,389 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:37,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:37,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:37,434 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:37,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:37,434 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:37,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:37,530 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:16:37,530 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:37,592 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:37,606 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:37,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:37,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:37,642 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:37,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:37,642 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:37,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:37,712 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 17 conjunts are in the unsatisfiable core [2020-12-01 18:16:37,713 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:37,773 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:37,786 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:37,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:37,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:37,823 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:37,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:37,823 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:37,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:37,867 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:16:37,867 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:37,928 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:37,941 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:37,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:37,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:37,980 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:37,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:37,980 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:38,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:38,038 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:16:38,039 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:38,104 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:38,118 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:38,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:38,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:38,156 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:38,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:38,156 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:38,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:38,257 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:16:38,258 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:38,332 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:38,353 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:38,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:38,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:38,398 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:38,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:38,399 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:38,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:38,475 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:16:38,476 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:38,546 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:38,562 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:38,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:38,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:38,609 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:38,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:38,609 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:38,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:38,699 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:16:38,700 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:38,771 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:38,788 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:38,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:38,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:38,834 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:38,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:38,834 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:38,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:38,905 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:16:38,905 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:38,968 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:38,982 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:39,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:39,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:39,018 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:39,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:39,019 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:39,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:39,120 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:16:39,120 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:39,192 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:39,208 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:39,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:39,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:39,244 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:39,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:39,244 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:39,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:39,349 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:16:39,349 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:39,409 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:39,426 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:39,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:39,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:39,462 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:39,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:39,462 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:39,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:39,543 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:16:39,543 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:39,604 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:39,618 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:39,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:39,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:39,654 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:39,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:39,654 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:39,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:39,695 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:16:39,696 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:39,756 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:39,770 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:39,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:39,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:39,807 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:39,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:39,807 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:39,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:39,883 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:16:39,884 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:39,947 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:39,961 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:39,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:39,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:39,999 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:39,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:39,999 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:40,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:40,076 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:16:40,076 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:40,137 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:40,151 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:40,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:40,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:40,187 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:40,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:40,188 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:40,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:40,243 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:16:40,243 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:40,306 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:40,321 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:40,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:40,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:40,358 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:40,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:40,358 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:40,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:40,447 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:16:40,447 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:40,506 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:40,519 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:40,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:40,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:40,555 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:40,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:40,556 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:40,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:40,603 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:16:40,603 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:40,669 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:40,682 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:40,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:40,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:40,719 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:40,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:40,719 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:40,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:40,758 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:16:40,759 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:40,824 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:40,837 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:40,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:40,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:40,873 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:40,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:40,874 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:40,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:40,949 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:16:40,950 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:41,016 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:41,033 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:41,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:41,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:41,080 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:41,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:41,081 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:41,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:41,179 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:16:41,180 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:41,254 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:41,270 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:41,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:41,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:41,322 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:41,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:41,323 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:41,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:41,395 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:16:41,396 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:41,457 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:41,471 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:41,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:41,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:41,508 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:41,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:41,509 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:41,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:41,579 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:16:41,580 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:41,640 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:41,654 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:41,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:41,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:41,690 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:41,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:41,691 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:41,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:41,747 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:16:41,748 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:41,808 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:41,821 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:41,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:41,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:41,858 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:41,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:41,858 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:41,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:41,911 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:16:41,912 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:41,986 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:42,003 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:42,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:42,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:42,050 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:42,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:42,050 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:42,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:42,161 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:16:42,161 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:42,233 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:42,249 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:42,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:42,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:42,295 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:42,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:42,296 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:42,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:42,362 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:16:42,362 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:42,433 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:42,448 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:42,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:42,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:42,485 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:42,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:42,486 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:42,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:42,531 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:16:42,532 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:42,600 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:42,617 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:42,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:42,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:42,668 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:42,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:42,668 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:42,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:42,772 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:16:42,772 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:42,846 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:42,862 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:42,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:42,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:42,908 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:42,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:42,908 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:42,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:42,988 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:16:42,989 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:43,049 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:43,063 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:43,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:43,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:43,099 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:43,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:43,100 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:43,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:43,172 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:16:43,173 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:43,258 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:43,275 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:43,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:43,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:43,321 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:43,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:43,322 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:43,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:43,408 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:16:43,408 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:43,479 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:43,495 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:43,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:43,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:43,541 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:43,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:43,541 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:43,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:43,630 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:16:43,630 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:43,706 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:43,724 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:43,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:43,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:43,771 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:43,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:43,771 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:43,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:43,846 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:16:43,846 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:43,915 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:43,933 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:43,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:43,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:43,972 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:43,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:43,972 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:44,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:44,051 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:16:44,052 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:44,120 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:44,133 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:44,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:44,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:44,171 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:44,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:44,171 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:44,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:44,241 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:16:44,242 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:44,309 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:44,323 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:44,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:44,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:44,360 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:44,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:44,361 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:44,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:44,441 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:16:44,442 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:44,507 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:44,520 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:44,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:44,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:44,558 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:44,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:44,558 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:44,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:44,706 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:16:44,707 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:44,781 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:44,798 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:44,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:44,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:44,853 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:44,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:44,853 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:44,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:44,939 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:16:44,939 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:45,009 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:45,023 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:45,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:45,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:45,060 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:45,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:45,061 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:45,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:45,127 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:16:45,128 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:45,190 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:45,205 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:45,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:45,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:45,242 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:45,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:45,243 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:45,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:45,318 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:16:45,318 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:45,379 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:45,393 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:45,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:45,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:45,433 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:45,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:45,433 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:45,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:45,505 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:16:45,505 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:45,574 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:45,590 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:45,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:45,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:45,633 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:45,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:45,633 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:45,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:45,720 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:16:45,720 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:45,782 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:45,796 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:45,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:45,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:45,834 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:45,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:45,834 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:45,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:45,891 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:16:45,892 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:45,954 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:45,968 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:46,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:46,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:46,006 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:46,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:46,007 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:46,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:46,078 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:16:46,078 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:46,149 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:46,162 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:46,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:46,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:46,200 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:46,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:46,200 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:46,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:46,270 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:16:46,271 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:46,334 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:46,347 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:46,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:46,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:46,385 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:46,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:46,386 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:46,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:46,451 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:16:46,451 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:46,511 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:46,524 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:46,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:46,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:46,561 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:46,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:46,562 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:46,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:46,649 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:16:46,650 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:46,712 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:46,725 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:46,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:46,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:46,767 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:46,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:46,767 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:46,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:46,834 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 17 conjunts are in the unsatisfiable core [2020-12-01 18:16:46,834 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:46,894 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:46,906 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:46,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:46,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:46,945 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:46,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:46,945 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:47,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:47,016 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:16:47,016 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:47,076 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:47,090 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:47,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:47,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:47,128 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:47,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:47,129 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:47,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:47,234 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 17 conjunts are in the unsatisfiable core [2020-12-01 18:16:47,234 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:47,292 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:47,305 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:47,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:47,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:47,344 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:47,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:47,344 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:47,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:47,404 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:16:47,405 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:47,472 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:47,487 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:47,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:47,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:47,525 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:47,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:47,526 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:47,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:47,579 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:16:47,579 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:47,641 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:47,654 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:47,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:47,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:47,693 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:47,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:47,693 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:47,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:47,786 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:16:47,786 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:47,847 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:47,861 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:47,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:47,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:47,899 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:47,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:47,899 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:47,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:47,978 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:16:47,979 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:48,039 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:48,059 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:48,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:48,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:48,097 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:48,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:48,097 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:48,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:48,140 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:16:48,140 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:48,206 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:48,223 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:48,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:48,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:48,264 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:48,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:48,264 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:48,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:48,340 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:16:48,340 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:48,402 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:48,416 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:48,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:48,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:48,454 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:48,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:48,454 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:48,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:16:48,529 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 18:16:48,530 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:16:48,593 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:16:48,607 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:16:48,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:16:48,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 139 states and 378 transitions. [2020-12-01 18:16:48,649 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 378 transitions. [2020-12-01 18:16:48,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:16:48,649 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:16:58,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2020-12-01 18:16:59,181 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:495) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2020-12-01 18:16:59,184 INFO L168 Benchmark]: Toolchain (without parser) took 355949.58 ms. Allocated memory was 86.0 MB in the beginning and 165.7 MB in the end (delta: 79.7 MB). Free memory was 53.3 MB in the beginning and 108.2 MB in the end (delta: -54.9 MB). Peak memory consumption was 26.2 MB. Max. memory is 16.1 GB. [2020-12-01 18:16:59,184 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 86.0 MB. Free memory was 57.3 MB in the beginning and 57.3 MB in the end (delta: 28.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 18:16:59,185 INFO L168 Benchmark]: CACSL2BoogieTranslator took 346.91 ms. Allocated memory was 86.0 MB in the beginning and 107.0 MB in the end (delta: 21.0 MB). Free memory was 53.1 MB in the beginning and 84.0 MB in the end (delta: -30.9 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2020-12-01 18:16:59,185 INFO L168 Benchmark]: Boogie Procedure Inliner took 43.07 ms. Allocated memory is still 107.0 MB. Free memory was 84.0 MB in the beginning and 82.5 MB in the end (delta: 1.5 MB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 18:16:59,185 INFO L168 Benchmark]: Boogie Preprocessor took 25.99 ms. Allocated memory is still 107.0 MB. Free memory was 82.5 MB in the beginning and 81.4 MB in the end (delta: 1.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-01 18:16:59,185 INFO L168 Benchmark]: RCFGBuilder took 447.31 ms. Allocated memory is still 107.0 MB. Free memory was 81.4 MB in the beginning and 60.4 MB in the end (delta: 21.0 MB). Peak memory consumption was 21.0 MB. Max. memory is 16.1 GB. [2020-12-01 18:16:59,186 INFO L168 Benchmark]: CodeCheck took 355077.31 ms. Allocated memory was 107.0 MB in the beginning and 165.7 MB in the end (delta: 58.7 MB). Free memory was 60.4 MB in the beginning and 108.2 MB in the end (delta: -47.7 MB). Peak memory consumption was 14.1 MB. Max. memory is 16.1 GB. [2020-12-01 18:16:59,187 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:495) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 86.0 MB. Free memory was 57.3 MB in the beginning and 57.3 MB in the end (delta: 28.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 346.91 ms. Allocated memory was 86.0 MB in the beginning and 107.0 MB in the end (delta: 21.0 MB). Free memory was 53.1 MB in the beginning and 84.0 MB in the end (delta: -30.9 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 43.07 ms. Allocated memory is still 107.0 MB. Free memory was 84.0 MB in the beginning and 82.5 MB in the end (delta: 1.5 MB). There was no memory consumed. Max. memory is 16.1 GB. * Boogie Preprocessor took 25.99 ms. Allocated memory is still 107.0 MB. Free memory was 82.5 MB in the beginning and 81.4 MB in the end (delta: 1.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 447.31 ms. Allocated memory is still 107.0 MB. Free memory was 81.4 MB in the beginning and 60.4 MB in the end (delta: 21.0 MB). Peak memory consumption was 21.0 MB. Max. memory is 16.1 GB. * CodeCheck took 355077.31 ms. Allocated memory was 107.0 MB in the beginning and 165.7 MB in the end (delta: 58.7 MB). Free memory was 60.4 MB in the beginning and 108.2 MB in the end (delta: -47.7 MB). Peak memory consumption was 14.1 MB. Max. memory is 16.1 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [MP z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forcibly destroying the process Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-69874e2 [2020-12-01 18:17:01,634 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 18:17:01,636 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 18:17:01,669 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 18:17:01,673 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 18:17:01,675 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 18:17:01,679 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 18:17:01,684 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 18:17:01,688 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 18:17:01,690 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 18:17:01,692 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 18:17:01,698 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 18:17:01,699 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 18:17:01,702 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 18:17:01,704 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 18:17:01,706 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 18:17:01,708 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 18:17:01,713 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 18:17:01,716 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 18:17:01,721 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 18:17:01,727 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 18:17:01,729 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 18:17:01,731 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 18:17:01,735 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 18:17:01,743 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 18:17:01,743 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 18:17:01,744 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 18:17:01,760 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 18:17:01,761 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 18:17:01,762 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 18:17:01,763 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 18:17:01,764 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 18:17:01,765 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 18:17:01,767 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 18:17:01,768 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 18:17:01,768 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 18:17:01,769 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 18:17:01,769 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 18:17:01,770 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 18:17:01,772 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 18:17:01,773 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 18:17:01,773 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_59ccc5e2-53a8-4f3b-825f-eb26a12d210b/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2020-12-01 18:17:01,825 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 18:17:01,825 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 18:17:01,827 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-01 18:17:01,827 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-12-01 18:17:01,829 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 18:17:01,829 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 18:17:01,830 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 18:17:01,830 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-01 18:17:01,830 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-01 18:17:01,830 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 18:17:01,831 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-01 18:17:01,832 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 18:17:01,832 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-01 18:17:01,832 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-12-01 18:17:01,832 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-12-01 18:17:01,833 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-12-01 18:17:01,833 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-01 18:17:01,833 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-01 18:17:01,833 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 18:17:01,833 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-01 18:17:01,834 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-12-01 18:17:01,834 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-12-01 18:17:01,834 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 18:17:01,834 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 18:17:01,835 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 18:17:01,835 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 18:17:01,835 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 18:17:01,835 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-01 18:17:01,836 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-12-01 18:17:01,836 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-12-01 18:17:01,836 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-01 18:17:01,836 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-12-01 18:17:01,837 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-01 18:17:01,837 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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_59ccc5e2-53a8-4f3b-825f-eb26a12d210b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_59ccc5e2-53a8-4f3b-825f-eb26a12d210b/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f1286604bbfa2e19cf1a21bbdc77dc521aaceb1e [2020-12-01 18:17:02,274 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 18:17:02,302 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 18:17:02,307 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 18:17:02,309 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 18:17:02,310 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 18:17:02,310 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_59ccc5e2-53a8-4f3b-825f-eb26a12d210b/bin/ukojak/../../sv-benchmarks/c/nla-digbench-scaling/dijkstra-u_unwindbound50.c [2020-12-01 18:17:02,370 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_59ccc5e2-53a8-4f3b-825f-eb26a12d210b/bin/ukojak/data/dd24d3c9c/6a1635c6ab324952b19a6e23ac8c3cf6/FLAGa5e0eb2a4 [2020-12-01 18:17:02,939 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 18:17:02,944 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_59ccc5e2-53a8-4f3b-825f-eb26a12d210b/sv-benchmarks/c/nla-digbench-scaling/dijkstra-u_unwindbound50.c [2020-12-01 18:17:02,953 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_59ccc5e2-53a8-4f3b-825f-eb26a12d210b/bin/ukojak/data/dd24d3c9c/6a1635c6ab324952b19a6e23ac8c3cf6/FLAGa5e0eb2a4 [2020-12-01 18:17:03,296 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_59ccc5e2-53a8-4f3b-825f-eb26a12d210b/bin/ukojak/data/dd24d3c9c/6a1635c6ab324952b19a6e23ac8c3cf6 [2020-12-01 18:17:03,299 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 18:17:03,302 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 18:17:03,306 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 18:17:03,306 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 18:17:03,310 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 18:17:03,311 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 06:17:03" (1/1) ... [2020-12-01 18:17:03,316 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3af3c3c3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:17:03, skipping insertion in model container [2020-12-01 18:17:03,316 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 06:17:03" (1/1) ... [2020-12-01 18:17:03,329 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 18:17:03,353 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 18:17:03,535 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 18:17:03,547 INFO L203 MainTranslator]: Completed pre-run [2020-12-01 18:17:03,588 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 18:17:03,602 INFO L208 MainTranslator]: Completed translation [2020-12-01 18:17:03,603 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:17:03 WrapperNode [2020-12-01 18:17:03,603 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 18:17:03,605 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-01 18:17:03,605 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-01 18:17:03,605 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-01 18:17:03,613 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:17:03" (1/1) ... [2020-12-01 18:17:03,622 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:17:03" (1/1) ... [2020-12-01 18:17:03,645 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-01 18:17:03,646 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-01 18:17:03,646 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-01 18:17:03,647 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-01 18:17:03,655 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:17:03" (1/1) ... [2020-12-01 18:17:03,655 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:17:03" (1/1) ... [2020-12-01 18:17:03,659 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:17:03" (1/1) ... [2020-12-01 18:17:03,659 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:17:03" (1/1) ... [2020-12-01 18:17:03,667 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:17:03" (1/1) ... [2020-12-01 18:17:03,672 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:17:03" (1/1) ... [2020-12-01 18:17:03,674 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:17:03" (1/1) ... [2020-12-01 18:17:03,677 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-01 18:17:03,678 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-01 18:17:03,678 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-01 18:17:03,678 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-01 18:17:03,679 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:17:03" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_59ccc5e2-53a8-4f3b-825f-eb26a12d210b/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 18:17:03,750 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2020-12-01 18:17:03,751 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-01 18:17:03,751 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-01 18:17:03,751 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-01 18:17:03,751 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2020-12-01 18:17:03,752 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2020-12-01 18:17:04,200 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-01 18:17:04,200 INFO L298 CfgBuilder]: Removed 10 assume(true) statements. [2020-12-01 18:17:04,202 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 06:17:04 BoogieIcfgContainer [2020-12-01 18:17:04,202 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-01 18:17:04,203 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-12-01 18:17:04,203 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-12-01 18:17:04,213 INFO L275 PluginConnector]: CodeCheck initialized [2020-12-01 18:17:04,214 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 06:17:04" (1/1) ... [2020-12-01 18:17:04,224 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 18:17:04,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:17:04,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 24 states and 38 transitions. [2020-12-01 18:17:04,264 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 38 transitions. [2020-12-01 18:17:04,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2020-12-01 18:17:04,266 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:17:04,309 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Sort BitVec not declared at de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:419) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.NonDeclaringTermTransferrer.transferSort(NonDeclaringTermTransferrer.java:111) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.DeclarableSortSymbol.defineOrDeclare(DeclarableSortSymbol.java:79) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:171) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:196) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.SmtFunctionsAndAxioms.transferAllSymbols(SmtFunctionsAndAxioms.java:141) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:448) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2020-12-01 18:17:04,315 INFO L168 Benchmark]: Toolchain (without parser) took 1011.25 ms. Allocated memory is still 71.3 MB. Free memory was 48.3 MB in the beginning and 43.7 MB in the end (delta: 4.6 MB). Peak memory consumption was 4.7 MB. Max. memory is 16.1 GB. [2020-12-01 18:17:04,316 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 54.5 MB. Free memory was 35.7 MB in the beginning and 35.6 MB in the end (delta: 34.7 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 18:17:04,317 INFO L168 Benchmark]: CACSL2BoogieTranslator took 297.98 ms. Allocated memory is still 71.3 MB. Free memory was 48.1 MB in the beginning and 54.1 MB in the end (delta: -6.0 MB). Peak memory consumption was 13.9 MB. Max. memory is 16.1 GB. [2020-12-01 18:17:04,317 INFO L168 Benchmark]: Boogie Procedure Inliner took 41.10 ms. Allocated memory is still 71.3 MB. Free memory was 54.1 MB in the beginning and 52.3 MB in the end (delta: 1.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-01 18:17:04,318 INFO L168 Benchmark]: Boogie Preprocessor took 31.03 ms. Allocated memory is still 71.3 MB. Free memory was 52.3 MB in the beginning and 50.9 MB in the end (delta: 1.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-01 18:17:04,319 INFO L168 Benchmark]: RCFGBuilder took 524.46 ms. Allocated memory is still 71.3 MB. Free memory was 50.9 MB in the beginning and 48.6 MB in the end (delta: 2.3 MB). Peak memory consumption was 18.1 MB. Max. memory is 16.1 GB. [2020-12-01 18:17:04,320 INFO L168 Benchmark]: CodeCheck took 109.16 ms. Allocated memory is still 71.3 MB. Free memory was 48.6 MB in the beginning and 43.7 MB in the end (delta: 4.9 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-12-01 18:17:04,324 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: SMTLIBException: Sort BitVec not declared: de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:419) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 54.5 MB. Free memory was 35.7 MB in the beginning and 35.6 MB in the end (delta: 34.7 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 297.98 ms. Allocated memory is still 71.3 MB. Free memory was 48.1 MB in the beginning and 54.1 MB in the end (delta: -6.0 MB). Peak memory consumption was 13.9 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 41.10 ms. Allocated memory is still 71.3 MB. Free memory was 54.1 MB in the beginning and 52.3 MB in the end (delta: 1.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 31.03 ms. Allocated memory is still 71.3 MB. Free memory was 52.3 MB in the beginning and 50.9 MB in the end (delta: 1.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 524.46 ms. Allocated memory is still 71.3 MB. Free memory was 50.9 MB in the beginning and 48.6 MB in the end (delta: 2.3 MB). Peak memory consumption was 18.1 MB. Max. memory is 16.1 GB. * CodeCheck took 109.16 ms. Allocated memory is still 71.3 MB. Free memory was 48.6 MB in the beginning and 43.7 MB in the end (delta: 4.9 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...