./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/loop-new/gauss_sum.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94eeb991-74b7-4420-abb7-de70035f92ea/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94eeb991-74b7-4420-abb7-de70035f92ea/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94eeb991-74b7-4420-abb7-de70035f92ea/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94eeb991-74b7-4420-abb7-de70035f92ea/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/loop-new/gauss_sum.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94eeb991-74b7-4420-abb7-de70035f92ea/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94eeb991-74b7-4420-abb7-de70035f92ea/bin/ukojak-rkRKPMF4O4 --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 ac0c39e955880a6b0806ad5f8add28438e78eb47defb435342badf7c95feaa91 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-15 03:44:20,570 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-15 03:44:20,572 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-15 03:44:20,585 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-15 03:44:20,585 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-15 03:44:20,586 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-15 03:44:20,586 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-15 03:44:20,587 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-15 03:44:20,588 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-15 03:44:20,589 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-15 03:44:20,589 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-15 03:44:20,590 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-15 03:44:20,590 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-15 03:44:20,591 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-15 03:44:20,591 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-15 03:44:20,592 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-15 03:44:20,593 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-15 03:44:20,593 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-15 03:44:20,594 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-15 03:44:20,595 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-15 03:44:20,596 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-15 03:44:20,597 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-15 03:44:20,598 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-15 03:44:20,599 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-15 03:44:20,602 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-15 03:44:20,603 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-15 03:44:20,603 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-15 03:44:20,604 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-15 03:44:20,604 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-15 03:44:20,605 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-15 03:44:20,605 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-15 03:44:20,606 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-15 03:44:20,607 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-15 03:44:20,608 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-15 03:44:20,608 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-15 03:44:20,609 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-15 03:44:20,609 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-15 03:44:20,610 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-15 03:44:20,610 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-15 03:44:20,611 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-15 03:44:20,611 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-15 03:44:20,612 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94eeb991-74b7-4420-abb7-de70035f92ea/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-12-15 03:44:20,632 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-15 03:44:20,632 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-15 03:44:20,633 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-15 03:44:20,633 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-15 03:44:20,634 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-15 03:44:20,634 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-15 03:44:20,642 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-15 03:44:20,642 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-15 03:44:20,642 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-15 03:44:20,643 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-15 03:44:20,643 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-15 03:44:20,643 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-15 03:44:20,643 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-15 03:44:20,644 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-15 03:44:20,644 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-15 03:44:20,644 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-15 03:44:20,644 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-15 03:44:20,644 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-15 03:44:20,645 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-15 03:44:20,645 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-15 03:44:20,645 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-15 03:44:20,645 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 03:44:20,645 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-15 03:44:20,645 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-15 03:44:20,646 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-15 03:44:20,646 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-15 03:44:20,646 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-15 03:44:20,646 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-15 03:44:20,646 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94eeb991-74b7-4420-abb7-de70035f92ea/bin/ukojak-rkRKPMF4O4/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94eeb991-74b7-4420-abb7-de70035f92ea/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ac0c39e955880a6b0806ad5f8add28438e78eb47defb435342badf7c95feaa91 [2022-12-15 03:44:20,837 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-15 03:44:20,855 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-15 03:44:20,857 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-15 03:44:20,858 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-15 03:44:20,859 INFO L275 PluginConnector]: CDTParser initialized [2022-12-15 03:44:20,860 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94eeb991-74b7-4420-abb7-de70035f92ea/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/loop-new/gauss_sum.i [2022-12-15 03:44:23,447 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-15 03:44:23,609 INFO L351 CDTParser]: Found 1 translation units. [2022-12-15 03:44:23,610 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94eeb991-74b7-4420-abb7-de70035f92ea/sv-benchmarks/c/loop-new/gauss_sum.i [2022-12-15 03:44:23,614 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94eeb991-74b7-4420-abb7-de70035f92ea/bin/ukojak-rkRKPMF4O4/data/62e95b81d/a9edd9f71c0644518d8850f2dc59621f/FLAG277083df3 [2022-12-15 03:44:23,624 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94eeb991-74b7-4420-abb7-de70035f92ea/bin/ukojak-rkRKPMF4O4/data/62e95b81d/a9edd9f71c0644518d8850f2dc59621f [2022-12-15 03:44:23,625 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-15 03:44:23,626 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-15 03:44:23,627 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-15 03:44:23,627 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-15 03:44:23,630 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-15 03:44:23,631 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 03:44:23" (1/1) ... [2022-12-15 03:44:23,632 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@704ea189 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:44:23, skipping insertion in model container [2022-12-15 03:44:23,632 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 03:44:23" (1/1) ... [2022-12-15 03:44:23,638 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-15 03:44:23,651 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-15 03:44:23,769 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94eeb991-74b7-4420-abb7-de70035f92ea/sv-benchmarks/c/loop-new/gauss_sum.i[891,904] [2022-12-15 03:44:23,779 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 03:44:23,788 INFO L203 MainTranslator]: Completed pre-run [2022-12-15 03:44:23,800 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94eeb991-74b7-4420-abb7-de70035f92ea/sv-benchmarks/c/loop-new/gauss_sum.i[891,904] [2022-12-15 03:44:23,802 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 03:44:23,815 INFO L208 MainTranslator]: Completed translation [2022-12-15 03:44:23,815 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:44:23 WrapperNode [2022-12-15 03:44:23,815 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-15 03:44:23,816 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-15 03:44:23,816 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-15 03:44:23,816 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-15 03:44:23,821 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:44:23" (1/1) ... [2022-12-15 03:44:23,826 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:44:23" (1/1) ... [2022-12-15 03:44:23,838 INFO L138 Inliner]: procedures = 16, calls = 7, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 37 [2022-12-15 03:44:23,838 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-15 03:44:23,839 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-15 03:44:23,839 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-15 03:44:23,839 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-15 03:44:23,845 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:44:23" (1/1) ... [2022-12-15 03:44:23,845 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:44:23" (1/1) ... [2022-12-15 03:44:23,846 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:44:23" (1/1) ... [2022-12-15 03:44:23,846 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:44:23" (1/1) ... [2022-12-15 03:44:23,848 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:44:23" (1/1) ... [2022-12-15 03:44:23,850 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:44:23" (1/1) ... [2022-12-15 03:44:23,851 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:44:23" (1/1) ... [2022-12-15 03:44:23,852 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:44:23" (1/1) ... [2022-12-15 03:44:23,853 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-15 03:44:23,854 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-15 03:44:23,854 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-15 03:44:23,854 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-15 03:44:23,855 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:44:23" (1/1) ... [2022-12-15 03:44:23,859 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 03:44:23,869 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94eeb991-74b7-4420-abb7-de70035f92ea/bin/ukojak-rkRKPMF4O4/z3 [2022-12-15 03:44:23,880 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94eeb991-74b7-4420-abb7-de70035f92ea/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-15 03:44:23,883 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94eeb991-74b7-4420-abb7-de70035f92ea/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-15 03:44:23,917 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-15 03:44:23,918 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-15 03:44:23,918 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-15 03:44:23,918 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-15 03:44:23,979 INFO L235 CfgBuilder]: Building ICFG [2022-12-15 03:44:23,980 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-15 03:44:24,054 INFO L276 CfgBuilder]: Performing block encoding [2022-12-15 03:44:24,073 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-15 03:44:24,073 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-12-15 03:44:24,075 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 03:44:24 BoogieIcfgContainer [2022-12-15 03:44:24,075 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-15 03:44:24,075 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-15 03:44:24,076 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-15 03:44:24,083 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-15 03:44:24,083 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 03:44:24" (1/1) ... [2022-12-15 03:44:24,090 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-15 03:44:24,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:44:24,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 9 states and 11 transitions. [2022-12-15 03:44:24,127 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 11 transitions. [2022-12-15 03:44:24,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-12-15 03:44:24,128 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:44:24,128 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:44:24,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:44:24,197 INFO L263 TraceCheckSpWp]: Trace formula consists of 37 conjuncts, 3 conjunts are in the unsatisfiable core [2022-12-15 03:44:24,200 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:44:24,261 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:44:24,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:44:24,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 10 states and 12 transitions. [2022-12-15 03:44:24,290 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 12 transitions. [2022-12-15 03:44:24,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-12-15 03:44:24,290 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:44:24,291 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:44:24,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:44:24,328 INFO L263 TraceCheckSpWp]: Trace formula consists of 42 conjuncts, 15 conjunts are in the unsatisfiable core [2022-12-15 03:44:24,329 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:44:24,432 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:44:24,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:44:24,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 12 states and 15 transitions. [2022-12-15 03:44:24,585 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 15 transitions. [2022-12-15 03:44:24,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-12-15 03:44:24,586 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:44:24,586 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:44:24,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:44:24,608 INFO L263 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 19 conjunts are in the unsatisfiable core [2022-12-15 03:44:24,609 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:44:24,703 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:44:24,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:44:24,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 13 states and 17 transitions. [2022-12-15 03:44:24,853 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 17 transitions. [2022-12-15 03:44:24,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-12-15 03:44:24,854 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:44:24,854 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:44:24,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:44:24,877 INFO L263 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 23 conjunts are in the unsatisfiable core [2022-12-15 03:44:24,879 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:44:24,964 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:44:25,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:44:25,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 14 states and 20 transitions. [2022-12-15 03:44:25,217 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 20 transitions. [2022-12-15 03:44:25,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-12-15 03:44:25,219 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:44:25,220 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:44:25,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:44:25,242 INFO L263 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 27 conjunts are in the unsatisfiable core [2022-12-15 03:44:25,243 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:44:25,325 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:44:25,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:44:25,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 16 states and 24 transitions. [2022-12-15 03:44:25,621 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 24 transitions. [2022-12-15 03:44:25,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-12-15 03:44:25,622 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:44:25,622 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:44:25,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:44:25,641 WARN L261 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 31 conjunts are in the unsatisfiable core [2022-12-15 03:44:25,642 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:44:25,782 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:44:26,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:44:26,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 18 states and 28 transitions. [2022-12-15 03:44:26,150 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 28 transitions. [2022-12-15 03:44:26,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-12-15 03:44:26,150 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:44:26,150 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:44:26,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:44:26,172 WARN L261 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 35 conjunts are in the unsatisfiable core [2022-12-15 03:44:26,172 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:44:26,310 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:44:26,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:44:26,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 20 states and 32 transitions. [2022-12-15 03:44:26,659 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 32 transitions. [2022-12-15 03:44:26,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-12-15 03:44:26,659 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:44:26,659 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:44:26,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:44:26,685 WARN L261 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 39 conjunts are in the unsatisfiable core [2022-12-15 03:44:26,686 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:44:26,827 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:44:27,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:44:27,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 22 states and 36 transitions. [2022-12-15 03:44:27,306 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 36 transitions. [2022-12-15 03:44:27,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-12-15 03:44:27,307 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:44:27,307 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:44:27,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:44:27,331 WARN L261 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 43 conjunts are in the unsatisfiable core [2022-12-15 03:44:27,333 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:44:27,525 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:44:27,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:44:27,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 24 states and 40 transitions. [2022-12-15 03:44:27,960 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 40 transitions. [2022-12-15 03:44:27,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-12-15 03:44:27,960 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:44:27,960 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:44:27,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:44:27,979 WARN L261 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 47 conjunts are in the unsatisfiable core [2022-12-15 03:44:27,980 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:44:28,170 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:44:28,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:44:28,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 26 states and 44 transitions. [2022-12-15 03:44:28,762 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 44 transitions. [2022-12-15 03:44:28,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-12-15 03:44:28,762 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:44:28,763 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:44:28,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:44:28,786 WARN L261 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 53 conjunts are in the unsatisfiable core [2022-12-15 03:44:28,788 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:44:29,359 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:44:30,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:44:30,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 28 states and 48 transitions. [2022-12-15 03:44:30,501 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 48 transitions. [2022-12-15 03:44:30,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-15 03:44:30,501 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:44:30,501 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:44:30,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:44:30,521 WARN L261 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 55 conjunts are in the unsatisfiable core [2022-12-15 03:44:30,522 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:44:30,770 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:44:31,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:44:31,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 30 states and 52 transitions. [2022-12-15 03:44:31,815 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 52 transitions. [2022-12-15 03:44:31,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-15 03:44:31,815 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:44:31,815 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:44:31,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:44:31,839 WARN L261 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 59 conjunts are in the unsatisfiable core [2022-12-15 03:44:31,840 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:44:32,128 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:44:33,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:44:33,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 32 states and 56 transitions. [2022-12-15 03:44:33,032 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 56 transitions. [2022-12-15 03:44:33,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-12-15 03:44:33,033 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:44:33,033 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:44:33,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:44:33,057 WARN L261 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 63 conjunts are in the unsatisfiable core [2022-12-15 03:44:33,058 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:44:33,412 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:44:34,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:44:34,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 34 states and 60 transitions. [2022-12-15 03:44:34,449 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 60 transitions. [2022-12-15 03:44:34,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-15 03:44:34,450 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:44:34,450 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:44:34,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:44:34,478 WARN L261 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 69 conjunts are in the unsatisfiable core [2022-12-15 03:44:34,479 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:44:35,341 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:44:37,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:44:37,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 36 states and 64 transitions. [2022-12-15 03:44:37,117 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 64 transitions. [2022-12-15 03:44:37,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-15 03:44:37,118 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:44:37,118 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:44:37,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:44:37,155 WARN L261 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 71 conjunts are in the unsatisfiable core [2022-12-15 03:44:37,156 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:44:37,760 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:44:39,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:44:39,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 38 states and 68 transitions. [2022-12-15 03:44:39,476 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 68 transitions. [2022-12-15 03:44:39,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-15 03:44:39,477 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:44:39,477 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:44:39,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:44:39,507 WARN L261 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 76 conjunts are in the unsatisfiable core [2022-12-15 03:44:39,509 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:44:40,046 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:44:41,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:44:41,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 40 states and 72 transitions. [2022-12-15 03:44:41,267 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 72 transitions. [2022-12-15 03:44:41,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-15 03:44:41,267 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:44:41,267 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:44:41,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:44:41,299 WARN L261 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 79 conjunts are in the unsatisfiable core [2022-12-15 03:44:41,301 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:44:41,907 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 0 proven. 153 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:44:43,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:44:43,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 42 states and 76 transitions. [2022-12-15 03:44:43,708 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 76 transitions. [2022-12-15 03:44:43,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-12-15 03:44:43,709 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:44:43,709 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:44:43,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:44:43,744 WARN L261 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 83 conjunts are in the unsatisfiable core [2022-12-15 03:44:43,745 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:44:44,408 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 0 proven. 171 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:44:46,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:44:46,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 44 states and 80 transitions. [2022-12-15 03:44:46,207 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 80 transitions. [2022-12-15 03:44:46,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-12-15 03:44:46,208 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:44:46,208 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:44:46,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:44:46,245 WARN L261 TraceCheckSpWp]: Trace formula consists of 132 conjuncts, 88 conjunts are in the unsatisfiable core [2022-12-15 03:44:46,246 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:44:47,608 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 0 proven. 190 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:44:51,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:44:51,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 46 states and 84 transitions. [2022-12-15 03:44:51,001 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 84 transitions. [2022-12-15 03:44:51,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-12-15 03:44:51,002 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:44:51,002 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:44:51,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:44:51,045 WARN L261 TraceCheckSpWp]: Trace formula consists of 137 conjuncts, 91 conjunts are in the unsatisfiable core [2022-12-15 03:44:51,047 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:44:51,842 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:44:54,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:44:54,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 48 states and 88 transitions. [2022-12-15 03:44:54,532 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 88 transitions. [2022-12-15 03:44:54,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-12-15 03:44:54,533 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:44:54,533 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:44:54,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:44:54,569 WARN L261 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 95 conjunts are in the unsatisfiable core [2022-12-15 03:44:54,569 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:44:55,647 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 0 proven. 231 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:44:58,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:44:58,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 50 states and 92 transitions. [2022-12-15 03:44:58,249 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 92 transitions. [2022-12-15 03:44:58,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-12-15 03:44:58,250 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:44:58,250 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:44:58,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:44:58,292 WARN L261 TraceCheckSpWp]: Trace formula consists of 147 conjuncts, 99 conjunts are in the unsatisfiable core [2022-12-15 03:44:58,293 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:44:59,326 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 0 proven. 253 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:45:02,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:45:02,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 52 states and 96 transitions. [2022-12-15 03:45:02,149 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 96 transitions. [2022-12-15 03:45:02,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-12-15 03:45:02,150 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:45:02,150 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:45:02,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:45:02,191 WARN L261 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 103 conjunts are in the unsatisfiable core [2022-12-15 03:45:02,192 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:45:03,418 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 0 proven. 276 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:45:06,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:45:06,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 54 states and 100 transitions. [2022-12-15 03:45:06,379 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 100 transitions. [2022-12-15 03:45:06,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-12-15 03:45:06,380 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:45:06,380 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:45:06,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:45:06,433 WARN L261 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 107 conjunts are in the unsatisfiable core [2022-12-15 03:45:06,434 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:45:07,912 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 0 proven. 300 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:45:11,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:45:11,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 56 states and 104 transitions. [2022-12-15 03:45:11,068 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 104 transitions. [2022-12-15 03:45:11,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-12-15 03:45:11,068 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:45:11,068 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:45:11,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:45:11,122 WARN L261 TraceCheckSpWp]: Trace formula consists of 162 conjuncts, 111 conjunts are in the unsatisfiable core [2022-12-15 03:45:11,123 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:45:12,775 INFO L134 CoverageAnalysis]: Checked inductivity of 325 backedges. 0 proven. 325 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:45:16,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:45:16,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 58 states and 108 transitions. [2022-12-15 03:45:16,084 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 108 transitions. [2022-12-15 03:45:16,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-12-15 03:45:16,084 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:45:16,084 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:45:16,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:45:16,125 WARN L261 TraceCheckSpWp]: Trace formula consists of 167 conjuncts, 115 conjunts are in the unsatisfiable core [2022-12-15 03:45:16,126 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:45:17,372 INFO L134 CoverageAnalysis]: Checked inductivity of 351 backedges. 0 proven. 351 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:45:20,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:45:20,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 60 states and 112 transitions. [2022-12-15 03:45:20,962 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 112 transitions. [2022-12-15 03:45:20,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-12-15 03:45:20,962 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:45:20,962 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:45:20,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:45:21,001 WARN L261 TraceCheckSpWp]: Trace formula consists of 172 conjuncts, 119 conjunts are in the unsatisfiable core [2022-12-15 03:45:21,002 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:45:22,629 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 0 proven. 378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:45:26,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:45:26,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 62 states and 116 transitions. [2022-12-15 03:45:26,438 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 116 transitions. [2022-12-15 03:45:26,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-12-15 03:45:26,439 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:45:26,439 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:45:26,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:45:26,485 WARN L261 TraceCheckSpWp]: Trace formula consists of 177 conjuncts, 123 conjunts are in the unsatisfiable core [2022-12-15 03:45:26,486 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:45:29,057 INFO L134 CoverageAnalysis]: Checked inductivity of 406 backedges. 0 proven. 406 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:45:33,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:45:33,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 64 states and 120 transitions. [2022-12-15 03:45:33,074 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 120 transitions. [2022-12-15 03:45:33,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-12-15 03:45:33,074 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:45:33,074 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:45:33,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:45:33,117 WARN L261 TraceCheckSpWp]: Trace formula consists of 182 conjuncts, 127 conjunts are in the unsatisfiable core [2022-12-15 03:45:33,118 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:45:34,899 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 0 proven. 435 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:45:39,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:45:39,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 66 states and 124 transitions. [2022-12-15 03:45:39,161 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 124 transitions. [2022-12-15 03:45:39,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-12-15 03:45:39,162 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:45:39,162 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:45:39,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:45:39,221 WARN L261 TraceCheckSpWp]: Trace formula consists of 187 conjuncts, 131 conjunts are in the unsatisfiable core [2022-12-15 03:45:39,222 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:45:41,725 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 0 proven. 465 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:45:45,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:45:45,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 68 states and 128 transitions. [2022-12-15 03:45:45,914 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 128 transitions. [2022-12-15 03:45:45,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-12-15 03:45:45,914 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:45:45,914 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:45:45,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:45:45,962 WARN L261 TraceCheckSpWp]: Trace formula consists of 192 conjuncts, 135 conjunts are in the unsatisfiable core [2022-12-15 03:45:45,963 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:45:48,557 INFO L134 CoverageAnalysis]: Checked inductivity of 496 backedges. 0 proven. 496 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:45:52,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:45:52,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 70 states and 132 transitions. [2022-12-15 03:45:52,929 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 132 transitions. [2022-12-15 03:45:52,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-12-15 03:45:52,929 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:45:52,930 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:45:52,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:45:52,975 WARN L261 TraceCheckSpWp]: Trace formula consists of 197 conjuncts, 139 conjunts are in the unsatisfiable core [2022-12-15 03:45:52,976 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:45:55,302 INFO L134 CoverageAnalysis]: Checked inductivity of 528 backedges. 0 proven. 528 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:46:00,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:46:00,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 72 states and 136 transitions. [2022-12-15 03:46:00,146 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 136 transitions. [2022-12-15 03:46:00,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-12-15 03:46:00,147 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:46:00,147 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:46:00,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:46:00,202 WARN L261 TraceCheckSpWp]: Trace formula consists of 202 conjuncts, 143 conjunts are in the unsatisfiable core [2022-12-15 03:46:00,203 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:46:02,884 INFO L134 CoverageAnalysis]: Checked inductivity of 561 backedges. 0 proven. 561 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:46:07,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:46:07,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 74 states and 140 transitions. [2022-12-15 03:46:07,835 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 140 transitions. [2022-12-15 03:46:07,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-12-15 03:46:07,836 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:46:07,836 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:46:07,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:46:07,903 WARN L261 TraceCheckSpWp]: Trace formula consists of 207 conjuncts, 147 conjunts are in the unsatisfiable core [2022-12-15 03:46:07,904 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:46:11,797 INFO L134 CoverageAnalysis]: Checked inductivity of 595 backedges. 0 proven. 595 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:46:16,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:46:16,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 76 states and 144 transitions. [2022-12-15 03:46:16,820 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 144 transitions. [2022-12-15 03:46:16,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-12-15 03:46:16,820 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:46:16,821 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:46:16,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:46:16,868 WARN L261 TraceCheckSpWp]: Trace formula consists of 212 conjuncts, 151 conjunts are in the unsatisfiable core [2022-12-15 03:46:16,870 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:46:20,841 INFO L134 CoverageAnalysis]: Checked inductivity of 630 backedges. 0 proven. 630 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:46:26,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:46:26,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 78 states and 148 transitions. [2022-12-15 03:46:26,291 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 148 transitions. [2022-12-15 03:46:26,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-12-15 03:46:26,291 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:46:26,292 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:46:26,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:46:26,352 WARN L261 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 155 conjunts are in the unsatisfiable core [2022-12-15 03:46:26,353 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:46:30,501 INFO L134 CoverageAnalysis]: Checked inductivity of 666 backedges. 0 proven. 666 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:46:36,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:46:36,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 80 states and 152 transitions. [2022-12-15 03:46:36,002 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 152 transitions. [2022-12-15 03:46:36,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-12-15 03:46:36,002 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:46:36,002 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:46:36,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:46:36,057 WARN L261 TraceCheckSpWp]: Trace formula consists of 222 conjuncts, 159 conjunts are in the unsatisfiable core [2022-12-15 03:46:36,058 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:46:40,023 INFO L134 CoverageAnalysis]: Checked inductivity of 703 backedges. 0 proven. 703 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:46:45,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:46:45,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 82 states and 156 transitions. [2022-12-15 03:46:45,706 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 156 transitions. [2022-12-15 03:46:45,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-12-15 03:46:45,706 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:46:45,706 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:46:45,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:46:45,760 WARN L261 TraceCheckSpWp]: Trace formula consists of 227 conjuncts, 163 conjunts are in the unsatisfiable core [2022-12-15 03:46:45,761 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:46:50,819 INFO L134 CoverageAnalysis]: Checked inductivity of 741 backedges. 0 proven. 741 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:46:56,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:46:56,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 84 states and 160 transitions. [2022-12-15 03:46:56,975 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 160 transitions. [2022-12-15 03:46:56,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-12-15 03:46:56,975 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:46:56,976 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:46:57,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:46:57,051 WARN L261 TraceCheckSpWp]: Trace formula consists of 232 conjuncts, 167 conjunts are in the unsatisfiable core [2022-12-15 03:46:57,053 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:47:01,746 INFO L134 CoverageAnalysis]: Checked inductivity of 780 backedges. 0 proven. 780 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:47:08,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:47:08,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 86 states and 164 transitions. [2022-12-15 03:47:08,690 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 164 transitions. [2022-12-15 03:47:08,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-12-15 03:47:08,690 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:47:08,690 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:47:08,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:47:08,755 WARN L261 TraceCheckSpWp]: Trace formula consists of 237 conjuncts, 171 conjunts are in the unsatisfiable core [2022-12-15 03:47:08,757 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:47:14,501 INFO L134 CoverageAnalysis]: Checked inductivity of 820 backedges. 0 proven. 820 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:47:21,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:47:21,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 88 states and 168 transitions. [2022-12-15 03:47:21,041 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 168 transitions. [2022-12-15 03:47:21,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-12-15 03:47:21,041 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:47:21,041 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:47:21,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:47:21,109 WARN L261 TraceCheckSpWp]: Trace formula consists of 242 conjuncts, 175 conjunts are in the unsatisfiable core [2022-12-15 03:47:21,115 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:47:24,990 INFO L134 CoverageAnalysis]: Checked inductivity of 861 backedges. 0 proven. 861 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:47:31,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:47:31,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 90 states and 172 transitions. [2022-12-15 03:47:31,505 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 172 transitions. [2022-12-15 03:47:31,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-12-15 03:47:31,506 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:47:31,506 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:47:31,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:47:31,570 WARN L261 TraceCheckSpWp]: Trace formula consists of 247 conjuncts, 179 conjunts are in the unsatisfiable core [2022-12-15 03:47:31,572 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:47:36,393 INFO L134 CoverageAnalysis]: Checked inductivity of 903 backedges. 0 proven. 903 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:47:43,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:47:43,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 92 states and 176 transitions. [2022-12-15 03:47:43,995 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 176 transitions. [2022-12-15 03:47:43,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-12-15 03:47:43,995 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:47:43,996 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:47:44,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:47:44,063 WARN L261 TraceCheckSpWp]: Trace formula consists of 252 conjuncts, 183 conjunts are in the unsatisfiable core [2022-12-15 03:47:44,064 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:47:49,748 INFO L134 CoverageAnalysis]: Checked inductivity of 946 backedges. 0 proven. 946 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:47:56,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:47:56,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 94 states and 180 transitions. [2022-12-15 03:47:56,495 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 180 transitions. [2022-12-15 03:47:56,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-12-15 03:47:56,495 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:47:56,495 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:47:56,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:47:56,580 WARN L261 TraceCheckSpWp]: Trace formula consists of 257 conjuncts, 187 conjunts are in the unsatisfiable core [2022-12-15 03:47:56,583 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:48:03,464 INFO L134 CoverageAnalysis]: Checked inductivity of 990 backedges. 0 proven. 990 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:48:10,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:48:10,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 96 states and 184 transitions. [2022-12-15 03:48:10,858 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 184 transitions. [2022-12-15 03:48:10,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-12-15 03:48:10,858 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:48:10,858 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:48:10,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:48:10,934 WARN L261 TraceCheckSpWp]: Trace formula consists of 262 conjuncts, 191 conjunts are in the unsatisfiable core [2022-12-15 03:48:10,936 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:48:17,483 INFO L134 CoverageAnalysis]: Checked inductivity of 1035 backedges. 0 proven. 1035 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:48:25,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:48:25,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 98 states and 188 transitions. [2022-12-15 03:48:25,314 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 188 transitions. [2022-12-15 03:48:25,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-12-15 03:48:25,314 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:48:25,314 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:48:25,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:48:25,385 WARN L261 TraceCheckSpWp]: Trace formula consists of 267 conjuncts, 195 conjunts are in the unsatisfiable core [2022-12-15 03:48:25,386 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:48:32,146 INFO L134 CoverageAnalysis]: Checked inductivity of 1081 backedges. 0 proven. 1081 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:48:39,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:48:39,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 100 states and 192 transitions. [2022-12-15 03:48:39,977 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 192 transitions. [2022-12-15 03:48:39,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-12-15 03:48:39,977 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:48:39,977 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:48:40,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:48:40,090 WARN L261 TraceCheckSpWp]: Trace formula consists of 272 conjuncts, 199 conjunts are in the unsatisfiable core [2022-12-15 03:48:40,092 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:48:47,910 INFO L134 CoverageAnalysis]: Checked inductivity of 1128 backedges. 0 proven. 1128 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:48:56,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:48:56,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 102 states and 196 transitions. [2022-12-15 03:48:56,605 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 196 transitions. [2022-12-15 03:48:56,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-12-15 03:48:56,605 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:48:56,605 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:48:56,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:48:56,674 WARN L261 TraceCheckSpWp]: Trace formula consists of 277 conjuncts, 203 conjunts are in the unsatisfiable core [2022-12-15 03:48:56,676 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:49:05,351 INFO L134 CoverageAnalysis]: Checked inductivity of 1176 backedges. 0 proven. 1176 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:49:13,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:49:13,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 104 states and 200 transitions. [2022-12-15 03:49:13,766 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 200 transitions. [2022-12-15 03:49:13,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-12-15 03:49:13,766 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:49:13,766 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:49:13,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:49:13,864 WARN L261 TraceCheckSpWp]: Trace formula consists of 282 conjuncts, 207 conjunts are in the unsatisfiable core [2022-12-15 03:49:13,867 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:49:22,825 INFO L134 CoverageAnalysis]: Checked inductivity of 1225 backedges. 0 proven. 1225 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:49:31,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:49:31,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 106 states and 204 transitions. [2022-12-15 03:49:31,467 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 204 transitions. [2022-12-15 03:49:31,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-12-15 03:49:31,467 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:49:31,467 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:49:31,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:49:31,542 WARN L261 TraceCheckSpWp]: Trace formula consists of 287 conjuncts, 211 conjunts are in the unsatisfiable core [2022-12-15 03:49:31,544 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:49:39,305 INFO L134 CoverageAnalysis]: Checked inductivity of 1275 backedges. 0 proven. 1275 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:49:48,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:49:49,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 108 states and 208 transitions. [2022-12-15 03:49:49,000 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 208 transitions. [2022-12-15 03:49:49,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-12-15 03:49:49,000 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:49:49,000 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:49:49,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:49:49,078 WARN L261 TraceCheckSpWp]: Trace formula consists of 292 conjuncts, 215 conjunts are in the unsatisfiable core [2022-12-15 03:49:49,080 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:49:57,369 INFO L134 CoverageAnalysis]: Checked inductivity of 1326 backedges. 0 proven. 1326 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:50:07,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:50:07,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 110 states and 212 transitions. [2022-12-15 03:50:07,333 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 212 transitions. [2022-12-15 03:50:07,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2022-12-15 03:50:07,333 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:50:07,333 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:50:07,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:50:07,412 WARN L261 TraceCheckSpWp]: Trace formula consists of 297 conjuncts, 219 conjunts are in the unsatisfiable core [2022-12-15 03:50:07,414 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:50:15,537 INFO L134 CoverageAnalysis]: Checked inductivity of 1378 backedges. 0 proven. 1378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:50:25,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:50:25,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 112 states and 216 transitions. [2022-12-15 03:50:25,711 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 216 transitions. [2022-12-15 03:50:25,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-12-15 03:50:25,711 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:50:25,711 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:50:25,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:50:25,794 WARN L261 TraceCheckSpWp]: Trace formula consists of 302 conjuncts, 223 conjunts are in the unsatisfiable core [2022-12-15 03:50:25,796 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:50:36,133 INFO L134 CoverageAnalysis]: Checked inductivity of 1431 backedges. 0 proven. 1431 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:50:46,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:50:46,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 114 states and 220 transitions. [2022-12-15 03:50:46,754 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 220 transitions. [2022-12-15 03:50:46,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-12-15 03:50:46,754 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:50:46,755 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:50:46,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:50:46,848 WARN L261 TraceCheckSpWp]: Trace formula consists of 307 conjuncts, 227 conjunts are in the unsatisfiable core [2022-12-15 03:50:46,851 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:50:56,654 INFO L134 CoverageAnalysis]: Checked inductivity of 1485 backedges. 0 proven. 1485 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:51:06,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:51:06,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 116 states and 224 transitions. [2022-12-15 03:51:06,767 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 224 transitions. [2022-12-15 03:51:06,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-12-15 03:51:06,767 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:51:06,767 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:51:06,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:51:06,913 WARN L261 TraceCheckSpWp]: Trace formula consists of 312 conjuncts, 231 conjunts are in the unsatisfiable core [2022-12-15 03:51:06,915 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:51:17,167 INFO L134 CoverageAnalysis]: Checked inductivity of 1540 backedges. 0 proven. 1540 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:51:27,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:51:27,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 118 states and 228 transitions. [2022-12-15 03:51:27,393 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 228 transitions. [2022-12-15 03:51:27,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-12-15 03:51:27,393 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:51:27,393 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:51:27,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:51:27,474 WARN L261 TraceCheckSpWp]: Trace formula consists of 317 conjuncts, 235 conjunts are in the unsatisfiable core [2022-12-15 03:51:27,476 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:51:38,240 INFO L134 CoverageAnalysis]: Checked inductivity of 1596 backedges. 0 proven. 1596 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:51:49,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:51:49,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 120 states and 232 transitions. [2022-12-15 03:51:49,299 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 232 transitions. [2022-12-15 03:51:49,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-12-15 03:51:49,299 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:51:49,299 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:51:49,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:51:49,386 WARN L261 TraceCheckSpWp]: Trace formula consists of 322 conjuncts, 239 conjunts are in the unsatisfiable core [2022-12-15 03:51:49,388 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:51:58,922 INFO L134 CoverageAnalysis]: Checked inductivity of 1653 backedges. 0 proven. 1653 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:52:10,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:52:10,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 122 states and 236 transitions. [2022-12-15 03:52:10,468 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 236 transitions. [2022-12-15 03:52:10,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-12-15 03:52:10,468 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:52:10,468 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:52:10,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:52:10,557 WARN L261 TraceCheckSpWp]: Trace formula consists of 327 conjuncts, 243 conjunts are in the unsatisfiable core [2022-12-15 03:52:10,559 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:52:24,932 INFO L134 CoverageAnalysis]: Checked inductivity of 1711 backedges. 0 proven. 1711 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:52:38,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:52:38,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 124 states and 240 transitions. [2022-12-15 03:52:38,708 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 240 transitions. [2022-12-15 03:52:38,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-12-15 03:52:38,708 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:52:38,709 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:52:38,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:52:38,815 WARN L261 TraceCheckSpWp]: Trace formula consists of 332 conjuncts, 247 conjunts are in the unsatisfiable core [2022-12-15 03:52:38,817 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:52:50,208 INFO L134 CoverageAnalysis]: Checked inductivity of 1770 backedges. 0 proven. 1770 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:53:03,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:53:03,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 126 states and 244 transitions. [2022-12-15 03:53:03,331 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 244 transitions. [2022-12-15 03:53:03,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2022-12-15 03:53:03,331 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:53:03,331 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:53:03,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:53:03,426 WARN L261 TraceCheckSpWp]: Trace formula consists of 337 conjuncts, 251 conjunts are in the unsatisfiable core [2022-12-15 03:53:03,429 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:53:16,040 INFO L134 CoverageAnalysis]: Checked inductivity of 1830 backedges. 0 proven. 1830 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:53:28,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:53:28,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 128 states and 248 transitions. [2022-12-15 03:53:28,839 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 248 transitions. [2022-12-15 03:53:28,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2022-12-15 03:53:28,839 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:53:28,839 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:53:28,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:53:28,950 WARN L261 TraceCheckSpWp]: Trace formula consists of 342 conjuncts, 255 conjunts are in the unsatisfiable core [2022-12-15 03:53:28,952 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:53:40,691 INFO L134 CoverageAnalysis]: Checked inductivity of 1891 backedges. 0 proven. 1891 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:53:53,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:53:53,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 130 states and 252 transitions. [2022-12-15 03:53:53,562 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 252 transitions. [2022-12-15 03:53:53,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2022-12-15 03:53:53,562 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:53:53,563 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:53:53,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:53:53,659 WARN L261 TraceCheckSpWp]: Trace formula consists of 347 conjuncts, 259 conjunts are in the unsatisfiable core [2022-12-15 03:53:53,661 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:54:08,926 INFO L134 CoverageAnalysis]: Checked inductivity of 1953 backedges. 0 proven. 1953 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:54:22,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:54:22,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 132 states and 256 transitions. [2022-12-15 03:54:22,431 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 256 transitions. [2022-12-15 03:54:22,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-12-15 03:54:22,431 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:54:22,431 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:54:22,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:54:22,555 WARN L261 TraceCheckSpWp]: Trace formula consists of 352 conjuncts, 263 conjunts are in the unsatisfiable core [2022-12-15 03:54:22,557 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:54:36,389 INFO L134 CoverageAnalysis]: Checked inductivity of 2016 backedges. 0 proven. 2016 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:54:50,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:54:50,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 134 states and 260 transitions. [2022-12-15 03:54:50,225 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 260 transitions. [2022-12-15 03:54:50,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2022-12-15 03:54:50,225 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:54:50,226 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:54:50,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:54:50,324 WARN L261 TraceCheckSpWp]: Trace formula consists of 357 conjuncts, 267 conjunts are in the unsatisfiable core [2022-12-15 03:54:50,326 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:55:04,920 INFO L134 CoverageAnalysis]: Checked inductivity of 2080 backedges. 0 proven. 2080 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:55:19,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:55:19,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 136 states and 264 transitions. [2022-12-15 03:55:19,608 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 264 transitions. [2022-12-15 03:55:19,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2022-12-15 03:55:19,608 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:55:19,608 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:55:19,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:55:19,732 WARN L261 TraceCheckSpWp]: Trace formula consists of 362 conjuncts, 271 conjunts are in the unsatisfiable core [2022-12-15 03:55:19,734 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:55:36,214 INFO L134 CoverageAnalysis]: Checked inductivity of 2145 backedges. 0 proven. 2145 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:55:51,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:55:51,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 138 states and 268 transitions. [2022-12-15 03:55:51,194 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 268 transitions. [2022-12-15 03:55:51,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2022-12-15 03:55:51,195 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:55:51,195 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:55:51,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:55:51,327 WARN L261 TraceCheckSpWp]: Trace formula consists of 367 conjuncts, 275 conjunts are in the unsatisfiable core [2022-12-15 03:55:51,329 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:56:10,345 INFO L134 CoverageAnalysis]: Checked inductivity of 2211 backedges. 0 proven. 2211 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:56:25,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:56:25,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 140 states and 272 transitions. [2022-12-15 03:56:25,876 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 272 transitions. [2022-12-15 03:56:25,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2022-12-15 03:56:25,876 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:56:25,877 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:56:25,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:56:25,995 WARN L261 TraceCheckSpWp]: Trace formula consists of 372 conjuncts, 279 conjunts are in the unsatisfiable core [2022-12-15 03:56:25,996 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:56:43,322 INFO L134 CoverageAnalysis]: Checked inductivity of 2278 backedges. 0 proven. 2278 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:56:58,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:56:58,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 142 states and 276 transitions. [2022-12-15 03:56:58,935 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 276 transitions. [2022-12-15 03:56:58,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2022-12-15 03:56:58,935 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:56:58,936 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:56:59,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:56:59,074 WARN L261 TraceCheckSpWp]: Trace formula consists of 377 conjuncts, 283 conjunts are in the unsatisfiable core [2022-12-15 03:56:59,076 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:57:18,245 INFO L134 CoverageAnalysis]: Checked inductivity of 2346 backedges. 0 proven. 2346 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:57:33,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:57:33,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 144 states and 280 transitions. [2022-12-15 03:57:33,836 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 280 transitions. [2022-12-15 03:57:33,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2022-12-15 03:57:33,836 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:57:33,837 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:57:33,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:57:33,970 WARN L261 TraceCheckSpWp]: Trace formula consists of 382 conjuncts, 287 conjunts are in the unsatisfiable core [2022-12-15 03:57:33,972 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:57:52,000 INFO L134 CoverageAnalysis]: Checked inductivity of 2415 backedges. 0 proven. 2415 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:58:07,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:58:07,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 146 states and 284 transitions. [2022-12-15 03:58:07,297 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 284 transitions. [2022-12-15 03:58:07,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-12-15 03:58:07,297 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:58:07,297 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:58:07,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:58:07,422 WARN L261 TraceCheckSpWp]: Trace formula consists of 387 conjuncts, 291 conjunts are in the unsatisfiable core [2022-12-15 03:58:07,424 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:58:25,045 INFO L134 CoverageAnalysis]: Checked inductivity of 2485 backedges. 0 proven. 2485 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:58:42,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:58:42,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 148 states and 288 transitions. [2022-12-15 03:58:42,492 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 288 transitions. [2022-12-15 03:58:42,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2022-12-15 03:58:42,492 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:58:42,492 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:58:42,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:58:42,641 WARN L261 TraceCheckSpWp]: Trace formula consists of 392 conjuncts, 295 conjunts are in the unsatisfiable core [2022-12-15 03:58:42,642 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:59:03,803 INFO L134 CoverageAnalysis]: Checked inductivity of 2556 backedges. 0 proven. 2556 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:59:21,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:59:21,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 150 states and 292 transitions. [2022-12-15 03:59:21,554 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 292 transitions. [2022-12-15 03:59:21,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2022-12-15 03:59:21,554 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:59:21,554 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:59:21,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:59:21,687 WARN L261 TraceCheckSpWp]: Trace formula consists of 397 conjuncts, 299 conjunts are in the unsatisfiable core [2022-12-15 03:59:21,689 INFO L286 TraceCheckSpWp]: Computing forward predicates...