./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.1.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 53f42b1a Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da7d719b-cbaa-4fc3-81a4-f52765849972/bin/ukojak-vF6T2TMglN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da7d719b-cbaa-4fc3-81a4-f52765849972/bin/ukojak-vF6T2TMglN/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da7d719b-cbaa-4fc3-81a4-f52765849972/bin/ukojak-vF6T2TMglN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da7d719b-cbaa-4fc3-81a4-f52765849972/bin/ukojak-vF6T2TMglN/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.1.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da7d719b-cbaa-4fc3-81a4-f52765849972/bin/ukojak-vF6T2TMglN/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da7d719b-cbaa-4fc3-81a4-f52765849972/bin/ukojak-vF6T2TMglN --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 d33c1f18af8463c39a69fa160e98d9892e84f7d8b10911d6b0c55a462978880c --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-21 05:07:26,053 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-21 05:07:26,056 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-21 05:07:26,111 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-21 05:07:26,112 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-21 05:07:26,117 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-21 05:07:26,119 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-21 05:07:26,123 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-21 05:07:26,125 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-21 05:07:26,131 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-21 05:07:26,132 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-21 05:07:26,134 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-21 05:07:26,135 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-21 05:07:26,137 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-21 05:07:26,140 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-21 05:07:26,144 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-21 05:07:26,146 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-21 05:07:26,147 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-21 05:07:26,150 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-21 05:07:26,157 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-21 05:07:26,159 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-21 05:07:26,161 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-21 05:07:26,164 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-21 05:07:26,166 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-21 05:07:26,175 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-21 05:07:26,175 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-21 05:07:26,176 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-21 05:07:26,178 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-21 05:07:26,178 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-21 05:07:26,180 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-21 05:07:26,180 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-21 05:07:26,181 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-21 05:07:26,183 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-21 05:07:26,185 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-21 05:07:26,186 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-21 05:07:26,186 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-21 05:07:26,187 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-21 05:07:26,187 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-21 05:07:26,188 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-21 05:07:26,189 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-21 05:07:26,190 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-21 05:07:26,190 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da7d719b-cbaa-4fc3-81a4-f52765849972/bin/ukojak-vF6T2TMglN/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-21 05:07:26,234 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-21 05:07:26,234 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-21 05:07:26,236 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-21 05:07:26,237 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-21 05:07:26,237 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-21 05:07:26,238 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-21 05:07:26,238 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-21 05:07:26,238 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-21 05:07:26,239 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-21 05:07:26,239 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-21 05:07:26,240 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-21 05:07:26,240 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-21 05:07:26,240 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-21 05:07:26,241 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-21 05:07:26,241 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-21 05:07:26,241 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-21 05:07:26,242 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-21 05:07:26,242 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-21 05:07:26,242 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-21 05:07:26,242 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-21 05:07:26,243 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-21 05:07:26,243 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-21 05:07:26,243 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-21 05:07:26,243 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-21 05:07:26,244 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-21 05:07:26,244 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-21 05:07:26,244 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-21 05:07:26,245 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-21 05:07:26,245 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_da7d719b-cbaa-4fc3-81a4-f52765849972/bin/ukojak-vF6T2TMglN/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da7d719b-cbaa-4fc3-81a4-f52765849972/bin/ukojak-vF6T2TMglN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d33c1f18af8463c39a69fa160e98d9892e84f7d8b10911d6b0c55a462978880c [2021-11-21 05:07:26,575 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-21 05:07:26,612 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-21 05:07:26,615 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-21 05:07:26,617 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-21 05:07:26,618 INFO L275 PluginConnector]: CDTParser initialized [2021-11-21 05:07:26,620 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da7d719b-cbaa-4fc3-81a4-f52765849972/bin/ukojak-vF6T2TMglN/../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.1.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2021-11-21 05:07:26,690 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da7d719b-cbaa-4fc3-81a4-f52765849972/bin/ukojak-vF6T2TMglN/data/ac1767fe7/870da0c8143047f8a452cb091fab3370/FLAGd2505f7d3 [2021-11-21 05:07:27,322 INFO L306 CDTParser]: Found 1 translation units. [2021-11-21 05:07:27,322 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da7d719b-cbaa-4fc3-81a4-f52765849972/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.1.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2021-11-21 05:07:27,344 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da7d719b-cbaa-4fc3-81a4-f52765849972/bin/ukojak-vF6T2TMglN/data/ac1767fe7/870da0c8143047f8a452cb091fab3370/FLAGd2505f7d3 [2021-11-21 05:07:27,606 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da7d719b-cbaa-4fc3-81a4-f52765849972/bin/ukojak-vF6T2TMglN/data/ac1767fe7/870da0c8143047f8a452cb091fab3370 [2021-11-21 05:07:27,608 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-21 05:07:27,611 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-21 05:07:27,615 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-21 05:07:27,615 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-21 05:07:27,618 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-21 05:07:27,619 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 05:07:27" (1/1) ... [2021-11-21 05:07:27,620 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c12379a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:07:27, skipping insertion in model container [2021-11-21 05:07:27,620 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 05:07:27" (1/1) ... [2021-11-21 05:07:27,627 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-21 05:07:27,683 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-21 05:07:27,934 WARN L230 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_da7d719b-cbaa-4fc3-81a4-f52765849972/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.1.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c[4107,4120] [2021-11-21 05:07:27,953 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 05:07:27,965 INFO L203 MainTranslator]: Completed pre-run [2021-11-21 05:07:28,001 WARN L230 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_da7d719b-cbaa-4fc3-81a4-f52765849972/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.1.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c[4107,4120] [2021-11-21 05:07:28,013 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 05:07:28,051 INFO L208 MainTranslator]: Completed translation [2021-11-21 05:07:28,052 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:07:28 WrapperNode [2021-11-21 05:07:28,052 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-21 05:07:28,053 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-21 05:07:28,054 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-21 05:07:28,054 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-21 05:07:28,066 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:07:28" (1/1) ... [2021-11-21 05:07:28,074 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:07:28" (1/1) ... [2021-11-21 05:07:28,098 INFO L137 Inliner]: procedures = 23, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 267 [2021-11-21 05:07:28,100 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-21 05:07:28,100 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-21 05:07:28,101 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-21 05:07:28,101 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-21 05:07:28,109 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:07:28" (1/1) ... [2021-11-21 05:07:28,109 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:07:28" (1/1) ... [2021-11-21 05:07:28,112 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:07:28" (1/1) ... [2021-11-21 05:07:28,112 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:07:28" (1/1) ... [2021-11-21 05:07:28,118 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:07:28" (1/1) ... [2021-11-21 05:07:28,122 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:07:28" (1/1) ... [2021-11-21 05:07:28,124 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:07:28" (1/1) ... [2021-11-21 05:07:28,127 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-21 05:07:28,128 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-21 05:07:28,128 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-21 05:07:28,129 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-21 05:07:28,135 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:07:28" (1/1) ... [2021-11-21 05:07:28,165 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-21 05:07:28,173 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da7d719b-cbaa-4fc3-81a4-f52765849972/bin/ukojak-vF6T2TMglN/z3 [2021-11-21 05:07:28,192 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da7d719b-cbaa-4fc3-81a4-f52765849972/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-21 05:07:28,212 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da7d719b-cbaa-4fc3-81a4-f52765849972/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-21 05:07:28,240 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-21 05:07:28,240 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-21 05:07:28,240 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-21 05:07:28,240 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-21 05:07:28,328 INFO L236 CfgBuilder]: Building ICFG [2021-11-21 05:07:28,330 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-21 05:07:28,676 INFO L277 CfgBuilder]: Performing block encoding [2021-11-21 05:07:28,805 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-21 05:07:28,805 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-21 05:07:28,807 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 05:07:28 BoogieIcfgContainer [2021-11-21 05:07:28,808 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-21 05:07:28,809 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-21 05:07:28,809 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-21 05:07:28,819 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-21 05:07:28,820 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 05:07:28" (1/1) ... [2021-11-21 05:07:28,836 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 05:07:28,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:07:28,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 47 states and 76 transitions. [2021-11-21 05:07:28,890 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 76 transitions. [2021-11-21 05:07:28,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 05:07:28,894 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:07:28,895 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:07:29,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:07:29,199 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:07:29,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:07:29,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 49 states and 77 transitions. [2021-11-21 05:07:29,276 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 77 transitions. [2021-11-21 05:07:29,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-21 05:07:29,277 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:07:29,278 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:07:29,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:07:29,373 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:07:29,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:07:29,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 56 states and 88 transitions. [2021-11-21 05:07:29,466 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 88 transitions. [2021-11-21 05:07:29,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-21 05:07:29,469 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:07:29,470 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:07:29,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:07:29,529 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:07:29,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:07:29,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 57 states and 88 transitions. [2021-11-21 05:07:29,540 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 88 transitions. [2021-11-21 05:07:29,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-21 05:07:29,541 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:07:29,541 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:07:29,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:07:29,638 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:07:29,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:07:29,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 69 states and 108 transitions. [2021-11-21 05:07:29,886 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 108 transitions. [2021-11-21 05:07:29,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-21 05:07:29,891 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:07:29,892 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:07:29,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:07:29,971 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:07:29,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:07:29,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 70 states and 108 transitions. [2021-11-21 05:07:29,978 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 108 transitions. [2021-11-21 05:07:29,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-21 05:07:29,979 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:07:29,979 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:07:29,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:07:30,055 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:07:30,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:07:30,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 71 states and 108 transitions. [2021-11-21 05:07:30,062 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 108 transitions. [2021-11-21 05:07:30,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-21 05:07:30,063 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:07:30,063 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:07:30,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:07:30,167 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:07:31,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:07:31,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 88 states and 138 transitions. [2021-11-21 05:07:31,239 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 138 transitions. [2021-11-21 05:07:31,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-21 05:07:31,240 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:07:31,241 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:07:31,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:07:31,281 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:07:31,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:07:31,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 89 states and 138 transitions. [2021-11-21 05:07:31,323 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 138 transitions. [2021-11-21 05:07:31,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-21 05:07:31,324 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:07:31,324 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:07:31,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:07:31,365 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:07:31,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:07:31,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 90 states and 138 transitions. [2021-11-21 05:07:31,402 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 138 transitions. [2021-11-21 05:07:31,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-21 05:07:31,403 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:07:31,403 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:07:31,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:07:31,441 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:07:31,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:07:31,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 91 states and 138 transitions. [2021-11-21 05:07:31,468 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 138 transitions. [2021-11-21 05:07:31,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-21 05:07:31,470 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:07:31,470 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:07:31,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:07:31,577 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:07:33,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:07:33,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 109 states and 169 transitions. [2021-11-21 05:07:33,197 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 169 transitions. [2021-11-21 05:07:33,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-21 05:07:33,198 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:07:33,198 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:07:33,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:07:33,446 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:07:36,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:07:36,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 128 states and 200 transitions. [2021-11-21 05:07:36,192 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 200 transitions. [2021-11-21 05:07:36,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-21 05:07:36,192 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:07:36,192 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:07:36,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:07:36,245 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:07:36,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:07:36,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 129 states and 200 transitions. [2021-11-21 05:07:36,285 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 200 transitions. [2021-11-21 05:07:36,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-21 05:07:36,287 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:07:36,287 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:07:36,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:07:36,371 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:07:36,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:07:36,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 130 states and 200 transitions. [2021-11-21 05:07:36,409 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 200 transitions. [2021-11-21 05:07:36,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-21 05:07:36,410 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:07:36,410 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:07:36,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:07:36,473 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:07:36,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:07:36,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 131 states and 200 transitions. [2021-11-21 05:07:36,517 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 200 transitions. [2021-11-21 05:07:36,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-21 05:07:36,518 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:07:36,518 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:07:36,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:07:36,584 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:07:36,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:07:36,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 132 states and 200 transitions. [2021-11-21 05:07:36,617 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 200 transitions. [2021-11-21 05:07:36,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-21 05:07:36,618 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:07:36,618 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:07:36,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:07:36,683 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:07:37,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:07:37,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 133 states and 203 transitions. [2021-11-21 05:07:37,041 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 203 transitions. [2021-11-21 05:07:37,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-21 05:07:37,042 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:07:37,043 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:07:37,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:07:37,078 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:07:37,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:07:37,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 134 states and 203 transitions. [2021-11-21 05:07:37,257 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 203 transitions. [2021-11-21 05:07:37,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-21 05:07:37,257 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:07:37,259 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:07:37,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:07:37,506 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:07:41,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:07:41,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 137 states and 207 transitions. [2021-11-21 05:07:41,018 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 207 transitions. [2021-11-21 05:07:41,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-21 05:07:41,019 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:07:41,019 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:07:41,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:07:41,231 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:07:46,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:07:46,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 145 states and 219 transitions. [2021-11-21 05:07:46,701 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 219 transitions. [2021-11-21 05:07:46,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-21 05:07:46,702 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:07:46,702 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:07:46,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:07:47,126 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:07:48,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:07:48,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 149 states and 231 transitions. [2021-11-21 05:07:48,322 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 231 transitions. [2021-11-21 05:07:48,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-21 05:07:48,323 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:07:48,323 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:07:48,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:07:55,686 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:08:42,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:08:42,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 179 states and 304 transitions. [2021-11-21 05:08:42,591 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 304 transitions. [2021-11-21 05:08:42,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-21 05:08:42,592 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:08:42,593 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:08:42,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:08:43,172 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 05:09:04,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:09:04,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 192 states and 329 transitions. [2021-11-21 05:09:04,295 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 329 transitions. [2021-11-21 05:09:04,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-21 05:09:04,297 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:09:04,297 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:09:04,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:09:04,619 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 05:09:22,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:09:22,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 355 states to 206 states and 355 transitions. [2021-11-21 05:09:22,043 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 355 transitions. [2021-11-21 05:09:22,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-21 05:09:22,044 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:09:22,044 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:09:22,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:09:22,360 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-21 05:09:32,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:09:32,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 369 states to 215 states and 369 transitions. [2021-11-21 05:09:32,129 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 369 transitions. [2021-11-21 05:09:32,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-21 05:09:32,130 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:09:32,130 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:09:32,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:09:32,587 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-21 05:09:36,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:09:36,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 219 states and 375 transitions. [2021-11-21 05:09:36,513 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 375 transitions. [2021-11-21 05:09:36,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-21 05:09:36,514 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:09:36,515 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:09:36,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:09:48,910 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:11:20,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:11:20,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 443 states to 247 states and 443 transitions. [2021-11-21 05:11:20,848 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 443 transitions. [2021-11-21 05:11:20,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-21 05:11:20,848 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:11:20,849 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:11:20,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:11:21,307 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 3 proven. 7 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:11:31,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:11:31,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 470 states to 258 states and 470 transitions. [2021-11-21 05:11:31,511 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 470 transitions. [2021-11-21 05:11:31,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-21 05:11:31,512 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:11:31,513 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:11:31,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:11:32,907 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:11:34,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:11:34,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 474 states to 261 states and 474 transitions. [2021-11-21 05:11:34,459 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 474 transitions. [2021-11-21 05:11:34,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-21 05:11:34,460 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:11:34,460 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:11:34,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:11:35,014 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:12:05,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:12:05,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 514 states to 279 states and 514 transitions. [2021-11-21 05:12:05,269 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 514 transitions. [2021-11-21 05:12:05,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-21 05:12:05,270 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:12:05,271 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:12:05,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:12:06,451 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-21 05:12:08,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:12:08,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 515 states to 280 states and 515 transitions. [2021-11-21 05:12:08,853 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 515 transitions. [2021-11-21 05:12:08,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-21 05:12:08,854 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:12:08,854 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:12:08,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:12:09,306 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:12:34,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:12:34,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 548 states to 295 states and 548 transitions. [2021-11-21 05:12:34,532 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 548 transitions. [2021-11-21 05:12:34,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-21 05:12:34,534 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:12:34,534 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:12:34,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:12:35,183 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:13:03,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:13:03,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 573 states to 309 states and 573 transitions. [2021-11-21 05:13:03,572 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 573 transitions. [2021-11-21 05:13:03,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-21 05:13:03,573 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:13:03,574 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:13:03,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:13:04,309 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:13:38,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:13:38,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 597 states to 322 states and 597 transitions. [2021-11-21 05:13:38,645 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 597 transitions. [2021-11-21 05:13:38,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-21 05:13:38,646 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:13:38,647 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:13:38,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:13:39,230 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:13:54,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:13:54,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 616 states to 333 states and 616 transitions. [2021-11-21 05:13:54,717 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 616 transitions. [2021-11-21 05:13:54,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-21 05:13:54,718 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:13:54,718 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:13:54,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:13:55,392 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:14:15,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:14:15,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 654 states to 344 states and 654 transitions. [2021-11-21 05:14:15,412 INFO L276 IsEmpty]: Start isEmpty. Operand 344 states and 654 transitions. [2021-11-21 05:14:15,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-21 05:14:15,414 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:14:15,414 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:14:15,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:14:15,446 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:14:19,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:14:19,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 663 states to 349 states and 663 transitions. [2021-11-21 05:14:19,406 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 663 transitions. [2021-11-21 05:14:19,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-21 05:14:19,407 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:14:19,408 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:14:19,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:14:19,445 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:14:35,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:14:35,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 686 states to 356 states and 686 transitions. [2021-11-21 05:14:35,937 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 686 transitions. [2021-11-21 05:14:35,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-21 05:14:35,938 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:14:35,938 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:14:35,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:14:35,971 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:14:39,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:14:39,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 691 states to 358 states and 691 transitions. [2021-11-21 05:14:39,788 INFO L276 IsEmpty]: Start isEmpty. Operand 358 states and 691 transitions. [2021-11-21 05:14:39,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-21 05:14:39,789 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:14:39,789 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:14:39,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:14:40,484 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 05:14:53,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:14:53,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 724 states to 367 states and 724 transitions. [2021-11-21 05:14:53,084 INFO L276 IsEmpty]: Start isEmpty. Operand 367 states and 724 transitions. [2021-11-21 05:14:53,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-21 05:14:53,086 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:14:53,086 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:14:53,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:14:53,120 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:15:03,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:15:03,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 739 states to 374 states and 739 transitions. [2021-11-21 05:15:03,083 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 739 transitions. [2021-11-21 05:15:03,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-21 05:15:03,085 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:15:03,085 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:15:03,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:15:03,116 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 05:15:20,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:15:20,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 760 states to 381 states and 760 transitions. [2021-11-21 05:15:20,083 INFO L276 IsEmpty]: Start isEmpty. Operand 381 states and 760 transitions. [2021-11-21 05:15:20,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-21 05:15:20,084 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:15:20,084 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:15:20,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:15:20,116 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 05:15:28,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:15:28,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 774 states to 388 states and 774 transitions. [2021-11-21 05:15:28,906 INFO L276 IsEmpty]: Start isEmpty. Operand 388 states and 774 transitions. [2021-11-21 05:15:28,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-21 05:15:28,907 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:15:28,907 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:15:28,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:15:28,939 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:15:37,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:15:37,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 786 states to 395 states and 786 transitions. [2021-11-21 05:15:37,748 INFO L276 IsEmpty]: Start isEmpty. Operand 395 states and 786 transitions. [2021-11-21 05:15:37,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-21 05:15:37,750 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:15:37,750 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:15:37,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:15:37,781 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 05:15:48,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:15:48,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 799 states to 402 states and 799 transitions. [2021-11-21 05:15:48,305 INFO L276 IsEmpty]: Start isEmpty. Operand 402 states and 799 transitions. [2021-11-21 05:15:48,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-21 05:15:48,307 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:15:48,307 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:15:48,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:15:48,338 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 05:15:58,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:15:58,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 805 states to 407 states and 805 transitions. [2021-11-21 05:15:58,273 INFO L276 IsEmpty]: Start isEmpty. Operand 407 states and 805 transitions. [2021-11-21 05:15:58,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-21 05:15:58,275 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:15:58,275 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:15:58,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:15:58,306 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 05:16:02,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:16:02,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 808 states to 409 states and 808 transitions. [2021-11-21 05:16:02,610 INFO L276 IsEmpty]: Start isEmpty. Operand 409 states and 808 transitions. [2021-11-21 05:16:02,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-21 05:16:02,612 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:16:02,612 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:16:02,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:16:02,648 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:16:16,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:16:16,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 829 states to 416 states and 829 transitions. [2021-11-21 05:16:16,433 INFO L276 IsEmpty]: Start isEmpty. Operand 416 states and 829 transitions. [2021-11-21 05:16:16,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-21 05:16:16,450 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:16:16,450 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:16:16,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:16:16,495 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 05:16:30,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:16:30,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 849 states to 423 states and 849 transitions. [2021-11-21 05:16:30,307 INFO L276 IsEmpty]: Start isEmpty. Operand 423 states and 849 transitions. [2021-11-21 05:16:30,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-21 05:16:30,309 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:16:30,309 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:16:30,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:16:31,153 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-21 05:16:50,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:16:50,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 867 states to 430 states and 867 transitions. [2021-11-21 05:16:50,177 INFO L276 IsEmpty]: Start isEmpty. Operand 430 states and 867 transitions. [2021-11-21 05:16:50,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-21 05:16:50,179 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:16:50,179 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:16:50,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:16:50,210 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-21 05:16:54,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:16:54,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 874 states to 435 states and 874 transitions. [2021-11-21 05:16:54,915 INFO L276 IsEmpty]: Start isEmpty. Operand 435 states and 874 transitions. [2021-11-21 05:16:54,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-21 05:16:54,916 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:16:54,916 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:16:54,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:16:54,947 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-21 05:17:06,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:17:06,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 882 states to 442 states and 882 transitions. [2021-11-21 05:17:06,238 INFO L276 IsEmpty]: Start isEmpty. Operand 442 states and 882 transitions. [2021-11-21 05:17:06,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-21 05:17:06,240 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:17:06,240 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:17:06,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:17:06,272 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-21 05:17:23,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:17:23,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 901 states to 449 states and 901 transitions. [2021-11-21 05:17:23,468 INFO L276 IsEmpty]: Start isEmpty. Operand 449 states and 901 transitions. [2021-11-21 05:17:23,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-21 05:17:23,469 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:17:23,469 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:17:23,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:17:23,501 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-21 05:17:28,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:17:28,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 903 states to 451 states and 903 transitions. [2021-11-21 05:17:28,269 INFO L276 IsEmpty]: Start isEmpty. Operand 451 states and 903 transitions. [2021-11-21 05:17:28,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-21 05:17:28,269 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:17:28,270 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:17:28,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:17:28,308 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-21 05:17:38,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:17:38,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 910 states to 458 states and 910 transitions. [2021-11-21 05:17:38,419 INFO L276 IsEmpty]: Start isEmpty. Operand 458 states and 910 transitions. [2021-11-21 05:17:38,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-21 05:17:38,420 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:17:38,420 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:17:38,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:17:38,453 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-21 05:17:53,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:17:53,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 925 states to 465 states and 925 transitions. [2021-11-21 05:17:53,234 INFO L276 IsEmpty]: Start isEmpty. Operand 465 states and 925 transitions. [2021-11-21 05:17:53,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-21 05:17:53,235 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:17:53,236 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:17:53,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:17:53,266 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-21 05:18:07,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:18:07,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 957 states to 482 states and 957 transitions. [2021-11-21 05:18:07,273 INFO L276 IsEmpty]: Start isEmpty. Operand 482 states and 957 transitions. [2021-11-21 05:18:07,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-21 05:18:07,274 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:18:07,275 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:18:07,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:18:07,303 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-21 05:18:08,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:18:08,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 954 states to 480 states and 954 transitions. [2021-11-21 05:18:08,848 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 954 transitions. [2021-11-21 05:18:08,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-21 05:18:08,849 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:18:08,849 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:18:08,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:18:08,891 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-21 05:18:08,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:18:08,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 954 states to 481 states and 954 transitions. [2021-11-21 05:18:08,938 INFO L276 IsEmpty]: Start isEmpty. Operand 481 states and 954 transitions. [2021-11-21 05:18:08,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-21 05:18:08,939 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:18:08,939 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:18:08,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:18:08,979 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-21 05:18:09,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:18:09,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 954 states to 482 states and 954 transitions. [2021-11-21 05:18:09,032 INFO L276 IsEmpty]: Start isEmpty. Operand 482 states and 954 transitions. [2021-11-21 05:18:09,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-21 05:18:09,033 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:18:09,034 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:18:09,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:18:09,063 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-21 05:18:09,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:18:09,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 954 states to 483 states and 954 transitions. [2021-11-21 05:18:09,110 INFO L276 IsEmpty]: Start isEmpty. Operand 483 states and 954 transitions. [2021-11-21 05:18:09,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-21 05:18:09,111 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:18:09,111 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:18:09,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:18:09,139 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-21 05:18:25,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:18:25,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1008 states to 503 states and 1008 transitions. [2021-11-21 05:18:25,255 INFO L276 IsEmpty]: Start isEmpty. Operand 503 states and 1008 transitions. [2021-11-21 05:18:25,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-21 05:18:25,256 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:18:25,256 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:18:25,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:18:25,321 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-21 05:18:34,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:18:34,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1011 states to 505 states and 1011 transitions. [2021-11-21 05:18:34,229 INFO L276 IsEmpty]: Start isEmpty. Operand 505 states and 1011 transitions. [2021-11-21 05:18:34,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-21 05:18:34,229 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:18:34,230 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:18:34,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:18:34,313 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-21 05:18:43,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:18:43,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1046 states to 523 states and 1046 transitions. [2021-11-21 05:18:43,976 INFO L276 IsEmpty]: Start isEmpty. Operand 523 states and 1046 transitions. [2021-11-21 05:18:43,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-21 05:18:43,976 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:18:43,976 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:18:44,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:18:44,183 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-21 05:18:44,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:18:44,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1046 states to 524 states and 1046 transitions. [2021-11-21 05:18:44,243 INFO L276 IsEmpty]: Start isEmpty. Operand 524 states and 1046 transitions. [2021-11-21 05:18:44,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-21 05:18:44,244 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:18:44,244 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:18:44,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:18:44,328 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-21 05:18:44,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:18:44,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1046 states to 525 states and 1046 transitions. [2021-11-21 05:18:44,382 INFO L276 IsEmpty]: Start isEmpty. Operand 525 states and 1046 transitions. [2021-11-21 05:18:44,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-21 05:18:44,383 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:18:44,383 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:18:44,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:18:44,410 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-21 05:18:44,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:18:44,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1046 states to 526 states and 1046 transitions. [2021-11-21 05:18:44,458 INFO L276 IsEmpty]: Start isEmpty. Operand 526 states and 1046 transitions. [2021-11-21 05:18:44,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-21 05:18:44,459 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:18:44,459 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:18:44,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:18:44,541 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-21 05:18:44,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:18:44,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1046 states to 527 states and 1046 transitions. [2021-11-21 05:18:44,580 INFO L276 IsEmpty]: Start isEmpty. Operand 527 states and 1046 transitions. [2021-11-21 05:18:44,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-21 05:18:44,581 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:18:44,581 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:18:44,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:18:44,604 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-21 05:18:45,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:18:45,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1046 states to 528 states and 1046 transitions. [2021-11-21 05:18:45,626 INFO L276 IsEmpty]: Start isEmpty. Operand 528 states and 1046 transitions. [2021-11-21 05:18:45,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-21 05:18:45,627 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:18:45,627 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:18:45,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:18:45,693 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-21 05:18:54,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:18:54,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1049 states to 530 states and 1049 transitions. [2021-11-21 05:18:54,944 INFO L276 IsEmpty]: Start isEmpty. Operand 530 states and 1049 transitions. [2021-11-21 05:18:54,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-21 05:18:54,945 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:18:54,945 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:18:54,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:18:54,970 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-21 05:19:01,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:19:01,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1048 states to 530 states and 1048 transitions. [2021-11-21 05:19:01,911 INFO L276 IsEmpty]: Start isEmpty. Operand 530 states and 1048 transitions. [2021-11-21 05:19:01,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-21 05:19:01,912 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:19:01,912 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:19:01,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:19:01,942 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-21 05:19:07,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:19:07,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1047 states to 530 states and 1047 transitions. [2021-11-21 05:19:07,173 INFO L276 IsEmpty]: Start isEmpty. Operand 530 states and 1047 transitions. [2021-11-21 05:19:07,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-21 05:19:07,174 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:19:07,174 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:19:07,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:19:07,253 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-21 05:19:08,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:19:08,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1037 states to 526 states and 1037 transitions. [2021-11-21 05:19:08,266 INFO L276 IsEmpty]: Start isEmpty. Operand 526 states and 1037 transitions. [2021-11-21 05:19:08,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-21 05:19:08,267 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:19:08,267 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:19:08,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:19:09,355 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 41 proven. 25 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked.