./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/ldv-memsafety/ArraysOfVariableLength.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8412af44-c992-4ea4-ba22-cb3fab062b21/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8412af44-c992-4ea4-ba22-cb3fab062b21/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_8412af44-c992-4ea4-ba22-cb3fab062b21/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8412af44-c992-4ea4-ba22-cb3fab062b21/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-memsafety/ArraysOfVariableLength.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8412af44-c992-4ea4-ba22-cb3fab062b21/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8412af44-c992-4ea4-ba22-cb3fab062b21/bin/ukojak-rkRKPMF4O4 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash eb589a592aff310a2662d7a22b89559cebd75929901bc5e2cc7816fe45d47c92 --- 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 [2022-12-14 21:18:52,911 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 21:18:52,913 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 21:18:52,926 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 21:18:52,926 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 21:18:52,927 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 21:18:52,928 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 21:18:52,929 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 21:18:52,930 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 21:18:52,931 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 21:18:52,931 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 21:18:52,932 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 21:18:52,932 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 21:18:52,933 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 21:18:52,934 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 21:18:52,934 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 21:18:52,935 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 21:18:52,936 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 21:18:52,937 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 21:18:52,938 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 21:18:52,939 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 21:18:52,940 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 21:18:52,940 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 21:18:52,941 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 21:18:52,943 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 21:18:52,943 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 21:18:52,943 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 21:18:52,944 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 21:18:52,944 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 21:18:52,945 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 21:18:52,945 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 21:18:52,946 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 21:18:52,946 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 21:18:52,947 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 21:18:52,947 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 21:18:52,947 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 21:18:52,949 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 21:18:52,950 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 21:18:52,950 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 21:18:52,950 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 21:18:52,951 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 21:18:52,951 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8412af44-c992-4ea4-ba22-cb3fab062b21/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-12-14 21:18:52,965 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 21:18:52,965 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 21:18:52,969 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 21:18:52,969 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 21:18:52,970 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 21:18:52,970 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 21:18:52,970 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 21:18:52,970 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 21:18:52,970 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 21:18:52,971 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 21:18:52,971 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 21:18:52,971 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 21:18:52,971 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 21:18:52,971 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 21:18:52,971 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 21:18:52,971 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-14 21:18:52,971 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 21:18:52,971 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 21:18:52,972 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 21:18:52,972 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 21:18:52,972 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 21:18:52,972 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 21:18:52,972 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 21:18:52,972 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 21:18:52,972 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 21:18:52,972 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 21:18:52,973 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 21:18:52,973 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 21:18:52,973 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 21:18:52,973 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 21:18:52,973 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_8412af44-c992-4ea4-ba22-cb3fab062b21/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8412af44-c992-4ea4-ba22-cb3fab062b21/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> eb589a592aff310a2662d7a22b89559cebd75929901bc5e2cc7816fe45d47c92 [2022-12-14 21:18:53,151 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 21:18:53,166 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 21:18:53,168 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 21:18:53,169 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 21:18:53,170 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 21:18:53,171 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8412af44-c992-4ea4-ba22-cb3fab062b21/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/ldv-memsafety/ArraysOfVariableLength.c [2022-12-14 21:18:55,786 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 21:18:55,939 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 21:18:55,939 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8412af44-c992-4ea4-ba22-cb3fab062b21/sv-benchmarks/c/ldv-memsafety/ArraysOfVariableLength.c [2022-12-14 21:18:55,943 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8412af44-c992-4ea4-ba22-cb3fab062b21/bin/ukojak-rkRKPMF4O4/data/afe4f37ae/83a6b5d33bfd4d59812d466cbdf5ba1a/FLAG575df4560 [2022-12-14 21:18:55,954 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8412af44-c992-4ea4-ba22-cb3fab062b21/bin/ukojak-rkRKPMF4O4/data/afe4f37ae/83a6b5d33bfd4d59812d466cbdf5ba1a [2022-12-14 21:18:55,956 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 21:18:55,957 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 21:18:55,958 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 21:18:55,958 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 21:18:55,961 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 21:18:55,961 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 09:18:55" (1/1) ... [2022-12-14 21:18:55,962 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7632dae1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:18:55, skipping insertion in model container [2022-12-14 21:18:55,962 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 09:18:55" (1/1) ... [2022-12-14 21:18:55,969 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 21:18:55,982 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 21:18:56,113 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 21:18:56,120 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 21:18:56,132 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 21:18:56,141 INFO L208 MainTranslator]: Completed translation [2022-12-14 21:18:56,142 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:18:56 WrapperNode [2022-12-14 21:18:56,142 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 21:18:56,143 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 21:18:56,143 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 21:18:56,143 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 21:18:56,148 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:18:56" (1/1) ... [2022-12-14 21:18:56,153 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:18:56" (1/1) ... [2022-12-14 21:18:56,166 INFO L138 Inliner]: procedures = 8, calls = 10, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 66 [2022-12-14 21:18:56,166 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 21:18:56,167 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 21:18:56,167 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 21:18:56,167 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 21:18:56,173 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:18:56" (1/1) ... [2022-12-14 21:18:56,174 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:18:56" (1/1) ... [2022-12-14 21:18:56,175 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:18:56" (1/1) ... [2022-12-14 21:18:56,175 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:18:56" (1/1) ... [2022-12-14 21:18:56,178 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:18:56" (1/1) ... [2022-12-14 21:18:56,180 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:18:56" (1/1) ... [2022-12-14 21:18:56,181 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:18:56" (1/1) ... [2022-12-14 21:18:56,182 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:18:56" (1/1) ... [2022-12-14 21:18:56,183 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 21:18:56,183 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 21:18:56,184 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 21:18:56,184 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 21:18:56,184 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:18:56" (1/1) ... [2022-12-14 21:18:56,189 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 21:18:56,197 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8412af44-c992-4ea4-ba22-cb3fab062b21/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 21:18:56,207 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8412af44-c992-4ea4-ba22-cb3fab062b21/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 21:18:56,209 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8412af44-c992-4ea4-ba22-cb3fab062b21/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 21:18:56,241 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-14 21:18:56,242 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 21:18:56,242 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 21:18:56,242 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-14 21:18:56,242 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 21:18:56,242 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 21:18:56,303 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 21:18:56,305 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 21:18:56,403 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 21:18:56,434 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 21:18:56,434 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2022-12-14 21:18:56,436 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 09:18:56 BoogieIcfgContainer [2022-12-14 21:18:56,436 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 21:18:56,437 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 21:18:56,437 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 21:18:56,444 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 21:18:56,444 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 09:18:56" (1/1) ... [2022-12-14 21:18:56,451 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 21:18:56,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:18:56,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 19 states and 22 transitions. [2022-12-14 21:18:56,490 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 22 transitions. [2022-12-14 21:18:56,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-12-14 21:18:56,492 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:18:56,492 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:18:56,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:18:56,675 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:18:56,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:18:56,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 21 states and 26 transitions. [2022-12-14 21:18:56,725 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 26 transitions. [2022-12-14 21:18:56,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-12-14 21:18:56,725 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:18:56,725 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:18:56,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:18:56,800 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:18:56,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:18:56,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 23 states and 30 transitions. [2022-12-14 21:18:56,863 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 30 transitions. [2022-12-14 21:18:56,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-12-14 21:18:56,864 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:18:56,864 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:18:56,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:18:56,901 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:18:56,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:18:56,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 24 states and 31 transitions. [2022-12-14 21:18:56,916 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 31 transitions. [2022-12-14 21:18:56,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-12-14 21:18:56,916 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:18:56,917 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:18:56,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:18:56,988 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 21:18:57,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:18:57,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 26 states and 36 transitions. [2022-12-14 21:18:57,054 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 36 transitions. [2022-12-14 21:18:57,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-12-14 21:18:57,056 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:18:57,057 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:18:57,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:18:57,184 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:18:57,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:18:57,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 29 states and 44 transitions. [2022-12-14 21:18:57,376 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 44 transitions. [2022-12-14 21:18:57,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-12-14 21:18:57,376 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:18:57,376 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:18:57,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:18:57,403 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 21:18:57,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:18:57,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 30 states and 45 transitions. [2022-12-14 21:18:57,422 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 45 transitions. [2022-12-14 21:18:57,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-12-14 21:18:57,423 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:18:57,423 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:18:57,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:18:57,462 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:18:57,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:18:57,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 31 states and 46 transitions. [2022-12-14 21:18:57,519 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 46 transitions. [2022-12-14 21:18:57,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-12-14 21:18:57,519 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:18:57,520 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:18:57,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:18:57,583 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 21:18:57,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:18:57,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 33 states and 52 transitions. [2022-12-14 21:18:57,705 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 52 transitions. [2022-12-14 21:18:57,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-12-14 21:18:57,705 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:18:57,706 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:18:57,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:18:57,754 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 21:18:57,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:18:57,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 36 states and 57 transitions. [2022-12-14 21:18:57,934 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 57 transitions. [2022-12-14 21:18:57,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-12-14 21:18:57,934 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:18:57,935 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:18:57,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:18:58,005 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 21:18:58,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:18:58,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 39 states and 63 transitions. [2022-12-14 21:18:58,243 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 63 transitions. [2022-12-14 21:18:58,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-12-14 21:18:58,243 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:18:58,243 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:18:58,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:18:58,337 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 21:18:58,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:18:58,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 45 states and 74 transitions. [2022-12-14 21:18:58,829 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 74 transitions. [2022-12-14 21:18:58,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-12-14 21:18:58,830 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:18:58,830 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:18:58,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:18:58,973 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 4 proven. 8 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 21:18:59,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:18:59,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 46 states and 74 transitions. [2022-12-14 21:18:59,051 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 74 transitions. [2022-12-14 21:18:59,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-14 21:18:59,051 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:18:59,051 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:18:59,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:18:59,101 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-12-14 21:18:59,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:18:59,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 49 states and 79 transitions. [2022-12-14 21:18:59,152 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 79 transitions. [2022-12-14 21:18:59,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:18:59,152 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:18:59,152 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:18:59,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:18:59,172 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-12-14 21:18:59,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:18:59,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 50 states and 80 transitions. [2022-12-14 21:18:59,184 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 80 transitions. [2022-12-14 21:18:59,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-14 21:18:59,185 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:18:59,185 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:18:59,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:18:59,258 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-12-14 21:18:59,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:18:59,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 51 states and 81 transitions. [2022-12-14 21:18:59,354 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 81 transitions. [2022-12-14 21:18:59,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-14 21:18:59,355 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:18:59,355 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:18:59,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:18:59,438 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 16 proven. 5 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-12-14 21:18:59,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:18:59,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 47 states and 65 transitions. [2022-12-14 21:18:59,481 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 65 transitions. [2022-12-14 21:18:59,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-14 21:18:59,481 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:18:59,481 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:18:59,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:18:59,620 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 12 proven. 10 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-14 21:18:59,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:18:59,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 49 states and 67 transitions. [2022-12-14 21:18:59,770 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 67 transitions. [2022-12-14 21:18:59,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-14 21:18:59,770 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:18:59,770 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:18:59,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:18:59,988 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 24 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 21:19:00,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:19:00,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 56 states and 74 transitions. [2022-12-14 21:19:00,865 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 74 transitions. [2022-12-14 21:19:00,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-14 21:19:00,865 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:19:00,865 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:19:00,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:19:01,009 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-14 21:19:01,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:19:01,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 59 states and 80 transitions. [2022-12-14 21:19:01,319 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 80 transitions. [2022-12-14 21:19:01,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-12-14 21:19:01,319 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:19:01,320 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:19:01,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:19:01,446 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-14 21:19:01,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:19:01,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 60 states and 81 transitions. [2022-12-14 21:19:01,560 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 81 transitions. [2022-12-14 21:19:01,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-12-14 21:19:01,561 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:19:01,561 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:19:01,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:19:01,682 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 36 proven. 9 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2022-12-14 21:19:01,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:19:01,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 63 states and 88 transitions. [2022-12-14 21:19:01,985 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 88 transitions. [2022-12-14 21:19:01,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-12-14 21:19:01,985 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:19:01,986 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:19:01,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:19:02,354 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 46 proven. 11 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2022-12-14 21:19:02,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:19:02,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 65 states and 89 transitions. [2022-12-14 21:19:02,806 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 89 transitions. [2022-12-14 21:19:02,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-12-14 21:19:02,806 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:19:02,806 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:19:02,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:19:03,002 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 0 proven. 75 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-12-14 21:19:04,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:19:04,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 77 states and 103 transitions. [2022-12-14 21:19:04,535 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 103 transitions. [2022-12-14 21:19:04,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-12-14 21:19:04,536 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:19:04,536 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:19:04,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:19:04,705 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 79 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2022-12-14 21:19:04,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:19:04,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 78 states and 104 transitions. [2022-12-14 21:19:04,878 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 104 transitions. [2022-12-14 21:19:04,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-12-14 21:19:04,879 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:19:04,879 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:19:04,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:19:05,048 INFO L134 CoverageAnalysis]: Checked inductivity of 203 backedges. 88 proven. 18 refuted. 0 times theorem prover too weak. 97 trivial. 0 not checked. [2022-12-14 21:19:05,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:19:05,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 81 states and 112 transitions. [2022-12-14 21:19:05,484 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 112 transitions. [2022-12-14 21:19:05,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-12-14 21:19:05,484 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:19:05,485 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:19:05,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:19:05,549 INFO L134 CoverageAnalysis]: Checked inductivity of 221 backedges. 102 proven. 4 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2022-12-14 21:19:05,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:19:05,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 83 states and 113 transitions. [2022-12-14 21:19:05,726 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 113 transitions. [2022-12-14 21:19:05,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-12-14 21:19:05,727 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:19:05,727 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:19:05,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:19:05,907 INFO L134 CoverageAnalysis]: Checked inductivity of 237 backedges. 110 proven. 30 refuted. 0 times theorem prover too weak. 97 trivial. 0 not checked. [2022-12-14 21:19:06,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:19:06,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 86 states and 121 transitions. [2022-12-14 21:19:06,316 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 121 transitions. [2022-12-14 21:19:06,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-12-14 21:19:06,316 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:19:06,317 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:19:06,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:19:06,598 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 0 proven. 185 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2022-12-14 21:19:08,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:19:08,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 101 states and 139 transitions. [2022-12-14 21:19:08,650 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 139 transitions. [2022-12-14 21:19:08,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-12-14 21:19:08,651 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:19:08,651 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:19:08,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:19:08,872 INFO L134 CoverageAnalysis]: Checked inductivity of 233 backedges. 0 proven. 190 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2022-12-14 21:19:09,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:19:09,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 102 states and 140 transitions. [2022-12-14 21:19:09,033 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 140 transitions. [2022-12-14 21:19:09,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2022-12-14 21:19:09,033 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:19:09,033 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:19:09,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:19:09,125 INFO L134 CoverageAnalysis]: Checked inductivity of 460 backedges. 195 proven. 5 refuted. 0 times theorem prover too weak. 260 trivial. 0 not checked. [2022-12-14 21:19:09,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:19:09,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 104 states and 141 transitions. [2022-12-14 21:19:09,365 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 141 transitions. [2022-12-14 21:19:09,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2022-12-14 21:19:09,365 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:19:09,365 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:19:09,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:19:10,092 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 239 proven. 94 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2022-12-14 21:19:13,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:19:13,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 123 states and 162 transitions. [2022-12-14 21:19:13,294 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 162 transitions. [2022-12-14 21:19:13,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2022-12-14 21:19:13,295 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:19:13,295 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:19:13,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:19:13,619 INFO L134 CoverageAnalysis]: Checked inductivity of 474 backedges. 0 proven. 396 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2022-12-14 21:19:13,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:19:13,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 124 states and 163 transitions. [2022-12-14 21:19:13,887 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 163 transitions. [2022-12-14 21:19:13,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2022-12-14 21:19:13,888 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:19:13,888 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:19:13,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:19:14,164 INFO L134 CoverageAnalysis]: Checked inductivity of 822 backedges. 306 proven. 45 refuted. 0 times theorem prover too weak. 471 trivial. 0 not checked. [2022-12-14 21:19:14,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:19:14,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 127 states and 173 transitions. [2022-12-14 21:19:14,779 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 173 transitions. [2022-12-14 21:19:14,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2022-12-14 21:19:14,780 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:19:14,780 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:19:14,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:19:14,863 INFO L134 CoverageAnalysis]: Checked inductivity of 855 backedges. 333 proven. 6 refuted. 0 times theorem prover too weak. 516 trivial. 0 not checked. [2022-12-14 21:19:15,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:19:15,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 129 states and 174 transitions. [2022-12-14 21:19:15,201 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 174 transitions. [2022-12-14 21:19:15,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-12-14 21:19:15,202 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:19:15,202 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:19:15,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:19:15,525 INFO L134 CoverageAnalysis]: Checked inductivity of 891 backedges. 357 proven. 63 refuted. 0 times theorem prover too weak. 471 trivial. 0 not checked. [2022-12-14 21:19:16,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:19:16,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 132 states and 184 transitions. [2022-12-14 21:19:16,082 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 184 transitions. [2022-12-14 21:19:16,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-12-14 21:19:16,082 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:19:16,082 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:19:16,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:19:16,512 INFO L134 CoverageAnalysis]: Checked inductivity of 861 backedges. 394 proven. 284 refuted. 0 times theorem prover too weak. 183 trivial. 0 not checked. [2022-12-14 21:19:20,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:19:20,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 153 states and 208 transitions. [2022-12-14 21:19:20,820 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 208 transitions. [2022-12-14 21:19:20,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-12-14 21:19:20,821 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:19:20,821 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:19:20,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:19:21,254 INFO L134 CoverageAnalysis]: Checked inductivity of 871 backedges. 0 proven. 742 refuted. 0 times theorem prover too weak. 129 trivial. 0 not checked. [2022-12-14 21:19:21,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:19:21,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 154 states and 209 transitions. [2022-12-14 21:19:21,624 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 209 transitions. [2022-12-14 21:19:21,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2022-12-14 21:19:21,624 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:19:21,625 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:19:21,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:19:21,733 INFO L134 CoverageAnalysis]: Checked inductivity of 1463 backedges. 525 proven. 7 refuted. 0 times theorem prover too weak. 931 trivial. 0 not checked. [2022-12-14 21:19:22,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:19:22,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 156 states and 210 transitions. [2022-12-14 21:19:22,130 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 210 transitions. [2022-12-14 21:19:22,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2022-12-14 21:19:22,130 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:19:22,131 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:19:22,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:19:23,103 INFO L134 CoverageAnalysis]: Checked inductivity of 1470 backedges. 736 proven. 193 refuted. 0 times theorem prover too weak. 541 trivial. 0 not checked. [2022-12-14 21:19:29,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:19:29,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 181 states and 237 transitions. [2022-12-14 21:19:29,317 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 237 transitions. [2022-12-14 21:19:29,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2022-12-14 21:19:29,318 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:19:29,318 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:19:29,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:19:29,645 INFO L134 CoverageAnalysis]: Checked inductivity of 1481 backedges. 743 proven. 194 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2022-12-14 21:19:29,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:19:29,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 182 states and 238 transitions. [2022-12-14 21:19:29,929 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 238 transitions. [2022-12-14 21:19:29,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2022-12-14 21:19:29,929 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:19:29,929 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:19:29,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:19:30,341 INFO L134 CoverageAnalysis]: Checked inductivity of 2298 backedges. 736 proven. 84 refuted. 0 times theorem prover too weak. 1478 trivial. 0 not checked. [2022-12-14 21:19:31,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:19:31,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 185 states and 250 transitions. [2022-12-14 21:19:31,183 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 250 transitions. [2022-12-14 21:19:31,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2022-12-14 21:19:31,184 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:19:31,184 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:19:31,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:19:31,281 INFO L134 CoverageAnalysis]: Checked inductivity of 2350 backedges. 780 proven. 8 refuted. 0 times theorem prover too weak. 1562 trivial. 0 not checked. [2022-12-14 21:19:31,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:19:31,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 187 states and 251 transitions. [2022-12-14 21:19:31,617 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 251 transitions. [2022-12-14 21:19:31,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2022-12-14 21:19:31,618 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:19:31,618 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:19:31,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:19:32,070 INFO L134 CoverageAnalysis]: Checked inductivity of 2414 backedges. 828 proven. 108 refuted. 0 times theorem prover too weak. 1478 trivial. 0 not checked. [2022-12-14 21:19:32,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:19:32,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 190 states and 263 transitions. [2022-12-14 21:19:32,924 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 263 transitions. [2022-12-14 21:19:32,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2022-12-14 21:19:32,925 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:19:32,925 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:19:32,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:19:33,477 INFO L134 CoverageAnalysis]: Checked inductivity of 2358 backedges. 1184 proven. 541 refuted. 0 times theorem prover too weak. 633 trivial. 0 not checked. [2022-12-14 21:19:41,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:19:41,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 217 states and 293 transitions. [2022-12-14 21:19:41,106 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 293 transitions. [2022-12-14 21:19:41,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2022-12-14 21:19:41,107 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:19:41,107 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:19:41,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:19:41,780 INFO L134 CoverageAnalysis]: Checked inductivity of 2370 backedges. 0 proven. 2079 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2022-12-14 21:19:42,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:19:42,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 218 states and 294 transitions. [2022-12-14 21:19:42,182 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 294 transitions. [2022-12-14 21:19:42,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2022-12-14 21:19:42,183 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:19:42,183 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:19:42,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:19:42,309 INFO L134 CoverageAnalysis]: Checked inductivity of 3591 backedges. 1107 proven. 9 refuted. 0 times theorem prover too weak. 2475 trivial. 0 not checked. [2022-12-14 21:19:42,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:19:42,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 220 states and 295 transitions. [2022-12-14 21:19:42,682 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 295 transitions. [2022-12-14 21:19:42,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2022-12-14 21:19:42,683 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:19:42,683 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:19:42,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:19:43,318 INFO L134 CoverageAnalysis]: Checked inductivity of 3672 backedges. 1170 proven. 135 refuted. 0 times theorem prover too weak. 2367 trivial. 0 not checked. [2022-12-14 21:19:44,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:19:44,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 223 states and 308 transitions. [2022-12-14 21:19:44,196 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 308 transitions. [2022-12-14 21:19:44,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2022-12-14 21:19:44,196 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:19:44,197 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:19:44,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:19:44,981 INFO L134 CoverageAnalysis]: Checked inductivity of 3600 backedges. 1683 proven. 1167 refuted. 0 times theorem prover too weak. 750 trivial. 0 not checked. [2022-12-14 21:19:54,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:19:54,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 341 states to 253 states and 341 transitions. [2022-12-14 21:19:54,587 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 341 transitions. [2022-12-14 21:19:54,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2022-12-14 21:19:54,588 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:19:54,588 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:19:54,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:19:55,644 INFO L134 CoverageAnalysis]: Checked inductivity of 3613 backedges. 1830 proven. 703 refuted. 0 times theorem prover too weak. 1080 trivial. 0 not checked. [2022-12-14 21:19:57,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:19:57,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 255 states and 343 transitions. [2022-12-14 21:19:57,196 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 343 transitions. [2022-12-14 21:19:57,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2022-12-14 21:19:57,197 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:19:57,197 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:19:57,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:19:57,334 INFO L134 CoverageAnalysis]: Checked inductivity of 5270 backedges. 1515 proven. 10 refuted. 0 times theorem prover too weak. 3745 trivial. 0 not checked. [2022-12-14 21:19:57,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:19:57,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 257 states and 344 transitions. [2022-12-14 21:19:57,802 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 344 transitions. [2022-12-14 21:19:57,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2022-12-14 21:19:57,803 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:19:57,803 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:19:57,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:19:59,368 INFO L134 CoverageAnalysis]: Checked inductivity of 5280 backedges. 2359 proven. 409 refuted. 0 times theorem prover too weak. 2512 trivial. 0 not checked. [2022-12-14 21:20:12,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:20:12,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 291 states and 380 transitions. [2022-12-14 21:20:12,596 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 380 transitions. [2022-12-14 21:20:12,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2022-12-14 21:20:12,596 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:20:12,596 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:20:12,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:20:13,588 INFO L134 CoverageAnalysis]: Checked inductivity of 5294 backedges. 1536 proven. 145 refuted. 0 times theorem prover too weak. 3613 trivial. 0 not checked. [2022-12-14 21:20:14,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:20:14,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 293 states and 382 transitions. [2022-12-14 21:20:14,849 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 382 transitions. [2022-12-14 21:20:14,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2022-12-14 21:20:14,850 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:20:14,850 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:20:14,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:20:15,740 INFO L134 CoverageAnalysis]: Checked inductivity of 7392 backedges. 1936 proven. 165 refuted. 0 times theorem prover too weak. 5291 trivial. 0 not checked. [2022-12-14 21:20:17,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:20:17,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 397 states to 296 states and 397 transitions. [2022-12-14 21:20:17,252 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 397 transitions. [2022-12-14 21:20:17,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2022-12-14 21:20:17,253 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:20:17,253 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:20:17,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:20:17,442 INFO L134 CoverageAnalysis]: Checked inductivity of 7480 backedges. 2013 proven. 11 refuted. 0 times theorem prover too weak. 5456 trivial. 0 not checked. [2022-12-14 21:20:18,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:20:18,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 298 states and 398 transitions. [2022-12-14 21:20:18,014 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 398 transitions. [2022-12-14 21:20:18,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 248 [2022-12-14 21:20:18,015 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:20:18,015 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:20:18,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:20:18,853 INFO L134 CoverageAnalysis]: Checked inductivity of 7601 backedges. 2112 proven. 198 refuted. 0 times theorem prover too weak. 5291 trivial. 0 not checked. [2022-12-14 21:20:20,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:20:20,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 413 states to 301 states and 413 transitions. [2022-12-14 21:20:20,435 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 413 transitions. [2022-12-14 21:20:20,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 248 [2022-12-14 21:20:20,436 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:20:20,436 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:20:20,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:20:21,865 INFO L134 CoverageAnalysis]: Checked inductivity of 7491 backedges. 2024 proven. 176 refuted. 0 times theorem prover too weak. 5291 trivial. 0 not checked. [2022-12-14 21:20:23,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:20:23,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 304 states and 419 transitions. [2022-12-14 21:20:23,934 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 419 transitions. [2022-12-14 21:20:23,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 250 [2022-12-14 21:20:23,935 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:20:23,935 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:20:23,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:20:24,091 INFO L134 CoverageAnalysis]: Checked inductivity of 7690 backedges. 2189 proven. 12 refuted. 0 times theorem prover too weak. 5489 trivial. 0 not checked. [2022-12-14 21:20:24,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:20:24,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 306 states and 420 transitions. [2022-12-14 21:20:24,629 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 420 transitions. [2022-12-14 21:20:24,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2022-12-14 21:20:24,630 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:20:24,630 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:20:24,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:20:30,183 INFO L134 CoverageAnalysis]: Checked inductivity of 7813 backedges. 4188 proven. 1111 refuted. 0 times theorem prover too weak. 2514 trivial. 0 not checked. [2022-12-14 21:20:49,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:20:49,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 452 states to 339 states and 452 transitions. [2022-12-14 21:20:49,065 INFO L276 IsEmpty]: Start isEmpty. Operand 339 states and 452 transitions. [2022-12-14 21:20:49,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2022-12-14 21:20:49,066 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:20:49,066 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:20:49,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:20:49,910 INFO L134 CoverageAnalysis]: Checked inductivity of 7506 backedges. 2036 proven. 176 refuted. 0 times theorem prover too weak. 5294 trivial. 0 not checked. [2022-12-14 21:20:50,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:20:50,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 453 states to 340 states and 453 transitions. [2022-12-14 21:20:50,723 INFO L276 IsEmpty]: Start isEmpty. Operand 340 states and 453 transitions. [2022-12-14 21:20:50,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2022-12-14 21:20:50,724 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:20:50,724 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:20:50,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:20:51,892 INFO L134 CoverageAnalysis]: Checked inductivity of 10467 backedges. 2730 proven. 234 refuted. 0 times theorem prover too weak. 7503 trivial. 0 not checked. [2022-12-14 21:20:53,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:20:53,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 468 states to 343 states and 468 transitions. [2022-12-14 21:20:53,887 INFO L276 IsEmpty]: Start isEmpty. Operand 343 states and 468 transitions. [2022-12-14 21:20:53,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2022-12-14 21:20:53,888 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:20:53,888 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:20:53,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:20:55,284 INFO L134 CoverageAnalysis]: Checked inductivity of 10335 backedges. 4236 proven. 598 refuted. 0 times theorem prover too weak. 5501 trivial. 0 not checked. [2022-12-14 21:21:16,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:21:16,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 510 states to 382 states and 510 transitions. [2022-12-14 21:21:16,364 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 510 transitions. [2022-12-14 21:21:16,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 296 [2022-12-14 21:21:16,365 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:21:16,365 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:21:16,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:21:17,415 INFO L134 CoverageAnalysis]: Checked inductivity of 10351 backedges. 4248 proven. 599 refuted. 0 times theorem prover too weak. 5504 trivial. 0 not checked. [2022-12-14 21:21:18,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:21:18,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 511 states to 383 states and 511 transitions. [2022-12-14 21:21:18,261 INFO L276 IsEmpty]: Start isEmpty. Operand 383 states and 511 transitions. [2022-12-14 21:21:18,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 330 [2022-12-14 21:21:18,262 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:21:18,262 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:21:18,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:21:18,474 INFO L134 CoverageAnalysis]: Checked inductivity of 13910 backedges. 3315 proven. 13 refuted. 0 times theorem prover too weak. 10582 trivial. 0 not checked. [2022-12-14 21:21:19,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:21:19,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 512 states to 385 states and 512 transitions. [2022-12-14 21:21:19,389 INFO L276 IsEmpty]: Start isEmpty. Operand 385 states and 512 transitions. [2022-12-14 21:21:19,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 331 [2022-12-14 21:21:19,390 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:21:19,390 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:21:19,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:21:21,580 INFO L134 CoverageAnalysis]: Checked inductivity of 13923 backedges. 5242 proven. 6826 refuted. 0 times theorem prover too weak. 1855 trivial. 0 not checked. [2022-12-14 21:21:44,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:21:44,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 556 states to 427 states and 556 transitions. [2022-12-14 21:21:44,223 INFO L276 IsEmpty]: Start isEmpty. Operand 427 states and 556 transitions. [2022-12-14 21:21:44,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 339 [2022-12-14 21:21:44,224 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:21:44,225 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:21:44,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:21:45,417 INFO L134 CoverageAnalysis]: Checked inductivity of 13940 backedges. 6636 proven. 1553 refuted. 0 times theorem prover too weak. 5751 trivial. 0 not checked. [2022-12-14 21:21:46,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:21:46,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 557 states to 428 states and 557 transitions. [2022-12-14 21:21:46,155 INFO L276 IsEmpty]: Start isEmpty. Operand 428 states and 557 transitions. [2022-12-14 21:21:46,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 374 [2022-12-14 21:21:46,156 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:21:46,156 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:21:46,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:21:47,594 INFO L134 CoverageAnalysis]: Checked inductivity of 18228 backedges. 4018 proven. 273 refuted. 0 times theorem prover too weak. 13937 trivial. 0 not checked. [2022-12-14 21:21:49,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:21:49,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 574 states to 431 states and 574 transitions. [2022-12-14 21:21:49,507 INFO L276 IsEmpty]: Start isEmpty. Operand 431 states and 574 transitions. [2022-12-14 21:21:49,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 376 [2022-12-14 21:21:49,509 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:21:49,509 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:21:49,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:21:49,749 INFO L134 CoverageAnalysis]: Checked inductivity of 18361 backedges. 4137 proven. 14 refuted. 0 times theorem prover too weak. 14210 trivial. 0 not checked. [2022-12-14 21:21:50,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:21:50,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 433 states and 575 transitions. [2022-12-14 21:21:50,756 INFO L276 IsEmpty]: Start isEmpty. Operand 433 states and 575 transitions. [2022-12-14 21:21:50,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 377 [2022-12-14 21:21:50,757 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:21:50,757 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:21:50,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:21:52,194 INFO L134 CoverageAnalysis]: Checked inductivity of 18557 backedges. 4305 proven. 315 refuted. 0 times theorem prover too weak. 13937 trivial. 0 not checked. [2022-12-14 21:21:53,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:21:53,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 592 states to 436 states and 592 transitions. [2022-12-14 21:21:53,897 INFO L276 IsEmpty]: Start isEmpty. Operand 436 states and 592 transitions. [2022-12-14 21:21:53,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 377 [2022-12-14 21:21:53,899 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:21:53,899 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:21:53,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:21:56,536 INFO L134 CoverageAnalysis]: Checked inductivity of 18375 backedges. 6917 proven. 823 refuted. 0 times theorem prover too weak. 10635 trivial. 0 not checked. [2022-12-14 21:22:26,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:22:26,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 641 states to 482 states and 641 transitions. [2022-12-14 21:22:26,739 INFO L276 IsEmpty]: Start isEmpty. Operand 482 states and 641 transitions. [2022-12-14 21:22:26,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 385 [2022-12-14 21:22:26,741 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:22:26,741 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:22:26,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:22:28,257 INFO L134 CoverageAnalysis]: Checked inductivity of 18393 backedges. 6931 proven. 824 refuted. 0 times theorem prover too weak. 10638 trivial. 0 not checked. [2022-12-14 21:22:29,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:22:29,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 642 states to 483 states and 642 transitions. [2022-12-14 21:22:29,381 INFO L276 IsEmpty]: Start isEmpty. Operand 483 states and 642 transitions. [2022-12-14 21:22:29,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 425 [2022-12-14 21:22:29,382 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:22:29,382 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:22:29,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:22:29,656 INFO L134 CoverageAnalysis]: Checked inductivity of 23805 backedges. 5085 proven. 15 refuted. 0 times theorem prover too weak. 18705 trivial. 0 not checked. [2022-12-14 21:22:30,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:22:30,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 643 states to 485 states and 643 transitions. [2022-12-14 21:22:30,830 INFO L276 IsEmpty]: Start isEmpty. Operand 485 states and 643 transitions. [2022-12-14 21:22:30,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 426 [2022-12-14 21:22:30,832 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:22:30,832 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:22:30,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:22:32,519 INFO L134 CoverageAnalysis]: Checked inductivity of 24030 backedges. 5280 proven. 360 refuted. 0 times theorem prover too weak. 18390 trivial. 0 not checked. [2022-12-14 21:22:34,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:22:34,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 661 states to 488 states and 661 transitions. [2022-12-14 21:22:34,580 INFO L276 IsEmpty]: Start isEmpty. Operand 488 states and 661 transitions. [2022-12-14 21:22:34,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 426 [2022-12-14 21:22:34,581 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:22:34,581 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:22:34,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:22:37,316 INFO L134 CoverageAnalysis]: Checked inductivity of 23820 backedges. 8604 proven. 949 refuted. 0 times theorem prover too weak. 14267 trivial. 0 not checked. [2022-12-14 21:23:10,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:23:10,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 713 states to 537 states and 713 transitions. [2022-12-14 21:23:10,877 INFO L276 IsEmpty]: Start isEmpty. Operand 537 states and 713 transitions. [2022-12-14 21:23:10,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 434 [2022-12-14 21:23:10,879 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:23:10,879 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:23:11,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:23:12,487 INFO L134 CoverageAnalysis]: Checked inductivity of 23839 backedges. 8619 proven. 950 refuted. 0 times theorem prover too weak. 14270 trivial. 0 not checked. [2022-12-14 21:23:13,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:23:13,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 714 states to 538 states and 714 transitions. [2022-12-14 21:23:13,434 INFO L276 IsEmpty]: Start isEmpty. Operand 538 states and 714 transitions. [2022-12-14 21:23:13,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 477 [2022-12-14 21:23:13,436 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:23:13,436 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:23:13,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:23:13,758 INFO L134 CoverageAnalysis]: Checked inductivity of 30380 backedges. 6168 proven. 16 refuted. 0 times theorem prover too weak. 24196 trivial. 0 not checked. [2022-12-14 21:23:15,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:23:15,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 715 states to 540 states and 715 transitions. [2022-12-14 21:23:15,153 INFO L276 IsEmpty]: Start isEmpty. Operand 540 states and 715 transitions. [2022-12-14 21:23:15,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 478 [2022-12-14 21:23:15,155 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:23:15,155 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:23:15,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:23:19,047 INFO L134 CoverageAnalysis]: Checked inductivity of 30396 backedges. 6184 proven. 376 refuted. 0 times theorem prover too weak. 23836 trivial. 0 not checked. [2022-12-14 21:23:23,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:23:23,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 721 states to 543 states and 721 transitions. [2022-12-14 21:23:23,065 INFO L276 IsEmpty]: Start isEmpty. Operand 543 states and 721 transitions. [2022-12-14 21:23:23,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 478 [2022-12-14 21:23:23,067 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:23:23,067 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:23:23,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:23:24,998 INFO L134 CoverageAnalysis]: Checked inductivity of 30636 backedges. 6392 proven. 408 refuted. 0 times theorem prover too weak. 23836 trivial. 0 not checked. [2022-12-14 21:23:27,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:23:27,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 740 states to 546 states and 740 transitions. [2022-12-14 21:23:27,510 INFO L276 IsEmpty]: Start isEmpty. Operand 546 states and 740 transitions. [2022-12-14 21:23:27,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 480 [2022-12-14 21:23:27,512 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:23:27,512 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:23:27,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:23:27,822 INFO L134 CoverageAnalysis]: Checked inductivity of 30805 backedges. 6544 proven. 17 refuted. 0 times theorem prover too weak. 24244 trivial. 0 not checked. [2022-12-14 21:23:28,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:23:28,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 741 states to 548 states and 741 transitions. [2022-12-14 21:23:28,856 INFO L276 IsEmpty]: Start isEmpty. Operand 548 states and 741 transitions. [2022-12-14 21:23:28,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 481 [2022-12-14 21:23:28,858 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:23:28,858 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:23:29,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:23:36,826 INFO L134 CoverageAnalysis]: Checked inductivity of 31063 backedges. 14343 proven. 2451 refuted. 0 times theorem prover too weak. 14269 trivial. 0 not checked. [2022-12-14 21:24:22,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:24:22,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 788 states to 596 states and 788 transitions. [2022-12-14 21:24:22,131 INFO L276 IsEmpty]: Start isEmpty. Operand 596 states and 788 transitions. [2022-12-14 21:24:22,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 486 [2022-12-14 21:24:22,133 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:24:22,133 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:24:22,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:24:23,912 INFO L134 CoverageAnalysis]: Checked inductivity of 30416 backedges. 6201 proven. 376 refuted. 0 times theorem prover too weak. 23839 trivial. 0 not checked. [2022-12-14 21:24:25,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:24:25,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 789 states to 597 states and 789 transitions. [2022-12-14 21:24:25,025 INFO L276 IsEmpty]: Start isEmpty. Operand 597 states and 789 transitions. [2022-12-14 21:24:25,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 533 [2022-12-14 21:24:25,027 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:24:25,027 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:24:25,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:24:27,870 INFO L134 CoverageAnalysis]: Checked inductivity of 38250 backedges. 12761 proven. 1228 refuted. 0 times theorem prover too weak. 24261 trivial. 0 not checked. [2022-12-14 21:25:14,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:25:14,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 845 states to 651 states and 845 transitions. [2022-12-14 21:25:14,886 INFO L276 IsEmpty]: Start isEmpty. Operand 651 states and 845 transitions. [2022-12-14 21:25:14,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 541 [2022-12-14 21:25:14,889 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:25:14,889 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:25:15,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:25:17,128 INFO L134 CoverageAnalysis]: Checked inductivity of 38271 backedges. 12778 proven. 1229 refuted. 0 times theorem prover too weak. 24264 trivial. 0 not checked. [2022-12-14 21:25:18,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:25:18,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 846 states to 652 states and 846 transitions. [2022-12-14 21:25:18,300 INFO L276 IsEmpty]: Start isEmpty. Operand 652 states and 846 transitions. [2022-12-14 21:25:18,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 588 [2022-12-14 21:25:18,302 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:25:18,303 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:25:18,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:25:20,695 INFO L134 CoverageAnalysis]: Checked inductivity of 47313 backedges. 8586 proven. 459 refuted. 0 times theorem prover too weak. 38268 trivial. 0 not checked. [2022-12-14 21:25:23,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:25:23,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 866 states to 655 states and 866 transitions. [2022-12-14 21:25:23,968 INFO L276 IsEmpty]: Start isEmpty. Operand 655 states and 866 transitions. [2022-12-14 21:25:23,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 590 [2022-12-14 21:25:23,970 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:25:23,970 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:25:24,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:25:24,544 INFO L134 CoverageAnalysis]: Checked inductivity of 47520 backedges. 8775 proven. 18 refuted. 0 times theorem prover too weak. 38727 trivial. 0 not checked. [2022-12-14 21:25:26,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:25:26,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 867 states to 657 states and 867 transitions. [2022-12-14 21:25:26,081 INFO L276 IsEmpty]: Start isEmpty. Operand 657 states and 867 transitions. [2022-12-14 21:25:26,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 591 [2022-12-14 21:25:26,084 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:25:26,084 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:25:26,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:25:28,950 INFO L134 CoverageAnalysis]: Checked inductivity of 47844 backedges. 9063 proven. 513 refuted. 0 times theorem prover too weak. 38268 trivial. 0 not checked. [2022-12-14 21:25:32,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:25:32,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 887 states to 660 states and 887 transitions. [2022-12-14 21:25:32,088 INFO L276 IsEmpty]: Start isEmpty. Operand 660 states and 887 transitions. [2022-12-14 21:25:32,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 591 [2022-12-14 21:25:32,091 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:25:32,091 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:25:32,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:25:35,598 INFO L134 CoverageAnalysis]: Checked inductivity of 47538 backedges. 19714 proven. 3086 refuted. 0 times theorem prover too weak. 24738 trivial. 0 not checked. [2022-12-14 21:26:32,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:26:32,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 947 states to 717 states and 947 transitions. [2022-12-14 21:26:32,310 INFO L276 IsEmpty]: Start isEmpty. Operand 717 states and 947 transitions. [2022-12-14 21:26:32,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 599 [2022-12-14 21:26:32,313 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:26:32,314 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:26:32,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:26:35,321 INFO L134 CoverageAnalysis]: Checked inductivity of 47560 backedges. 19731 proven. 3088 refuted. 0 times theorem prover too weak. 24741 trivial. 0 not checked. [2022-12-14 21:26:37,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:26:37,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 948 states to 718 states and 948 transitions. [2022-12-14 21:26:37,146 INFO L276 IsEmpty]: Start isEmpty. Operand 718 states and 948 transitions. [2022-12-14 21:26:37,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 651 [2022-12-14 21:26:37,149 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:26:37,149 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:26:37,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:26:37,605 INFO L134 CoverageAnalysis]: Checked inductivity of 58406 backedges. 10317 proven. 19 refuted. 0 times theorem prover too weak. 48070 trivial. 0 not checked. [2022-12-14 21:26:39,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:26:39,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 949 states to 720 states and 949 transitions. [2022-12-14 21:26:39,197 INFO L276 IsEmpty]: Start isEmpty. Operand 720 states and 949 transitions. [2022-12-14 21:26:39,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 652 [2022-12-14 21:26:39,200 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:26:39,200 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:26:39,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:26:42,381 INFO L134 CoverageAnalysis]: Checked inductivity of 58767 backedges. 10640 proven. 570 refuted. 0 times theorem prover too weak. 47557 trivial. 0 not checked. [2022-12-14 21:26:45,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:26:45,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 970 states to 723 states and 970 transitions. [2022-12-14 21:26:45,841 INFO L276 IsEmpty]: Start isEmpty. Operand 723 states and 970 transitions. [2022-12-14 21:26:45,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 652 [2022-12-14 21:26:45,844 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:26:45,844 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:26:46,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:26:52,169 INFO L134 CoverageAnalysis]: Checked inductivity of 58425 backedges. 18082 proven. 1543 refuted. 0 times theorem prover too weak. 38800 trivial. 0 not checked. [2022-12-14 21:28:01,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:28:01,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1034 states to 784 states and 1034 transitions. [2022-12-14 21:28:01,342 INFO L276 IsEmpty]: Start isEmpty. Operand 784 states and 1034 transitions. [2022-12-14 21:28:01,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 660 [2022-12-14 21:28:01,345 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:28:01,345 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:28:01,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:28:04,239 INFO L134 CoverageAnalysis]: Checked inductivity of 58448 backedges. 18101 proven. 1544 refuted. 0 times theorem prover too weak. 38803 trivial. 0 not checked. [2022-12-14 21:28:05,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:28:05,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1035 states to 785 states and 1035 transitions. [2022-12-14 21:28:05,865 INFO L276 IsEmpty]: Start isEmpty. Operand 785 states and 1035 transitions. [2022-12-14 21:28:05,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 715 [2022-12-14 21:28:05,870 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:28:05,870 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:28:05,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:28:06,374 INFO L134 CoverageAnalysis]: Checked inductivity of 71065 backedges. 12030 proven. 20 refuted. 0 times theorem prover too weak. 59015 trivial. 0 not checked. [2022-12-14 21:28:08,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:28:08,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1036 states to 787 states and 1036 transitions. [2022-12-14 21:28:08,026 INFO L276 IsEmpty]: Start isEmpty. Operand 787 states and 1036 transitions. [2022-12-14 21:28:08,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 716 [2022-12-14 21:28:08,030 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:28:08,030 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:28:08,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:28:11,809 INFO L134 CoverageAnalysis]: Checked inductivity of 71465 backedges. 12390 proven. 630 refuted. 0 times theorem prover too weak. 58445 trivial. 0 not checked. [2022-12-14 21:28:16,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:28:16,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1058 states to 790 states and 1058 transitions. [2022-12-14 21:28:16,496 INFO L276 IsEmpty]: Start isEmpty. Operand 790 states and 1058 transitions. [2022-12-14 21:28:16,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 716 [2022-12-14 21:28:16,499 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:28:16,500 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:28:16,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:28:22,271 INFO L134 CoverageAnalysis]: Checked inductivity of 71085 backedges. 12050 proven. 590 refuted. 0 times theorem prover too weak. 58445 trivial. 0 not checked. [2022-12-14 21:28:28,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:28:28,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1064 states to 793 states and 1064 transitions. [2022-12-14 21:28:28,817 INFO L276 IsEmpty]: Start isEmpty. Operand 793 states and 1064 transitions. [2022-12-14 21:28:28,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 718 [2022-12-14 21:28:28,821 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:28:28,821 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:28:28,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:28:29,330 INFO L134 CoverageAnalysis]: Checked inductivity of 71716 backedges. 12620 proven. 21 refuted. 0 times theorem prover too weak. 59075 trivial. 0 not checked. [2022-12-14 21:28:31,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:28:31,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1065 states to 795 states and 1065 transitions. [2022-12-14 21:28:31,024 INFO L276 IsEmpty]: Start isEmpty. Operand 795 states and 1065 transitions. [2022-12-14 21:28:31,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 719 [2022-12-14 21:28:31,028 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:28:31,029 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:28:31,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:28:34,333 INFO L134 CoverageAnalysis]: Checked inductivity of 71736 backedges. 21756 proven. 1772 refuted. 0 times theorem prover too weak. 48208 trivial. 0 not checked. [2022-12-14 21:29:50,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:29:50,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1110 states to 857 states and 1110 transitions. [2022-12-14 21:29:50,667 INFO L276 IsEmpty]: Start isEmpty. Operand 857 states and 1110 transitions. [2022-12-14 21:29:50,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 724 [2022-12-14 21:29:50,671 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:29:50,671 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:29:51,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:29:54,375 INFO L134 CoverageAnalysis]: Checked inductivity of 71109 backedges. 21244 proven. 1715 refuted. 0 times theorem prover too weak. 48150 trivial. 0 not checked. [2022-12-14 21:29:56,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:29:56,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1111 states to 858 states and 1111 transitions. [2022-12-14 21:29:56,315 INFO L276 IsEmpty]: Start isEmpty. Operand 858 states and 1111 transitions. [2022-12-14 21:29:56,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 783 [2022-12-14 21:29:56,320 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:29:56,320 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:29:56,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:30:00,794 INFO L134 CoverageAnalysis]: Checked inductivity of 86121 backedges. 14322 proven. 693 refuted. 0 times theorem prover too weak. 71106 trivial. 0 not checked. [2022-12-14 21:30:05,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:30:05,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1134 states to 861 states and 1134 transitions. [2022-12-14 21:30:05,326 INFO L276 IsEmpty]: Start isEmpty. Operand 861 states and 1134 transitions. [2022-12-14 21:30:05,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 783 [2022-12-14 21:30:05,330 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:30:05,330 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:30:05,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:30:10,373 INFO L134 CoverageAnalysis]: Checked inductivity of 85701 backedges. 24711 proven. 1894 refuted. 0 times theorem prover too weak. 59096 trivial. 0 not checked.