./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-nla/egcd-both-nt.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b94f10-78af-4fdb-a3d1-4991f355e425/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b94f10-78af-4fdb-a3d1-4991f355e425/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_79b94f10-78af-4fdb-a3d1-4991f355e425/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b94f10-78af-4fdb-a3d1-4991f355e425/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-nla/egcd-both-nt.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b94f10-78af-4fdb-a3d1-4991f355e425/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_79b94f10-78af-4fdb-a3d1-4991f355e425/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 8191111967e355faaa9e1f9b07a30261823b2d1609aae7d52c8a75e30cb27230 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-15 03:51:17,218 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-15 03:51:17,220 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-15 03:51:17,233 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-15 03:51:17,233 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-15 03:51:17,234 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-15 03:51:17,234 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-15 03:51:17,235 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-15 03:51:17,236 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-15 03:51:17,237 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-15 03:51:17,238 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-15 03:51:17,238 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-15 03:51:17,239 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-15 03:51:17,239 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-15 03:51:17,240 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-15 03:51:17,241 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-15 03:51:17,241 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-15 03:51:17,242 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-15 03:51:17,243 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-15 03:51:17,244 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-15 03:51:17,245 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-15 03:51:17,246 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-15 03:51:17,247 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-15 03:51:17,248 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-15 03:51:17,252 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-15 03:51:17,252 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-15 03:51:17,252 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-15 03:51:17,253 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-15 03:51:17,254 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-15 03:51:17,255 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-15 03:51:17,255 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-15 03:51:17,256 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-15 03:51:17,256 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-15 03:51:17,257 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-15 03:51:17,258 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-15 03:51:17,258 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-15 03:51:17,259 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-15 03:51:17,259 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-15 03:51:17,260 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-15 03:51:17,260 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-15 03:51:17,261 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-15 03:51:17,262 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b94f10-78af-4fdb-a3d1-4991f355e425/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-12-15 03:51:17,282 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-15 03:51:17,283 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-15 03:51:17,283 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-15 03:51:17,284 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-15 03:51:17,284 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-15 03:51:17,284 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-15 03:51:17,285 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-15 03:51:17,285 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-15 03:51:17,285 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-15 03:51:17,285 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-15 03:51:17,285 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-15 03:51:17,285 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-15 03:51:17,285 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-15 03:51:17,286 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-15 03:51:17,286 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-15 03:51:17,286 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-15 03:51:17,286 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-15 03:51:17,286 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-15 03:51:17,286 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-15 03:51:17,287 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-15 03:51:17,287 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-15 03:51:17,287 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-15 03:51:17,287 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-15 03:51:17,287 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 03:51:17,287 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-15 03:51:17,288 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-15 03:51:17,288 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-15 03:51:17,288 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-15 03:51:17,288 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-15 03:51:17,288 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-15 03:51:17,288 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_79b94f10-78af-4fdb-a3d1-4991f355e425/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b94f10-78af-4fdb-a3d1-4991f355e425/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8191111967e355faaa9e1f9b07a30261823b2d1609aae7d52c8a75e30cb27230 [2022-12-15 03:51:17,467 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-15 03:51:17,484 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-15 03:51:17,486 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-15 03:51:17,486 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-15 03:51:17,487 INFO L275 PluginConnector]: CDTParser initialized [2022-12-15 03:51:17,488 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b94f10-78af-4fdb-a3d1-4991f355e425/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/termination-nla/egcd-both-nt.c [2022-12-15 03:51:20,129 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-15 03:51:20,286 INFO L351 CDTParser]: Found 1 translation units. [2022-12-15 03:51:20,287 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b94f10-78af-4fdb-a3d1-4991f355e425/sv-benchmarks/c/termination-nla/egcd-both-nt.c [2022-12-15 03:51:20,293 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b94f10-78af-4fdb-a3d1-4991f355e425/bin/ukojak-rkRKPMF4O4/data/8ebd13ae0/f3d5f4fb32444d92880867a8ba644b3e/FLAG52e319b28 [2022-12-15 03:51:20,304 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b94f10-78af-4fdb-a3d1-4991f355e425/bin/ukojak-rkRKPMF4O4/data/8ebd13ae0/f3d5f4fb32444d92880867a8ba644b3e [2022-12-15 03:51:20,306 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-15 03:51:20,307 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-15 03:51:20,309 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-15 03:51:20,309 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-15 03:51:20,312 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-15 03:51:20,313 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 03:51:20" (1/1) ... [2022-12-15 03:51:20,313 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7abc89c8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:51:20, skipping insertion in model container [2022-12-15 03:51:20,314 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 03:51:20" (1/1) ... [2022-12-15 03:51:20,321 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-15 03:51:20,335 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-15 03:51:20,434 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 03:51:20,438 INFO L203 MainTranslator]: Completed pre-run [2022-12-15 03:51:20,448 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 03:51:20,457 INFO L208 MainTranslator]: Completed translation [2022-12-15 03:51:20,457 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:51:20 WrapperNode [2022-12-15 03:51:20,457 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-15 03:51:20,458 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-15 03:51:20,458 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-15 03:51:20,458 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-15 03:51:20,464 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:51:20" (1/1) ... [2022-12-15 03:51:20,467 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:51:20" (1/1) ... [2022-12-15 03:51:20,478 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 54 [2022-12-15 03:51:20,479 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-15 03:51:20,479 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-15 03:51:20,479 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-15 03:51:20,479 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-15 03:51:20,485 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:51:20" (1/1) ... [2022-12-15 03:51:20,485 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:51:20" (1/1) ... [2022-12-15 03:51:20,486 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:51:20" (1/1) ... [2022-12-15 03:51:20,486 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:51:20" (1/1) ... [2022-12-15 03:51:20,487 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:51:20" (1/1) ... [2022-12-15 03:51:20,490 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:51:20" (1/1) ... [2022-12-15 03:51:20,491 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:51:20" (1/1) ... [2022-12-15 03:51:20,491 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:51:20" (1/1) ... [2022-12-15 03:51:20,492 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-15 03:51:20,493 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-15 03:51:20,493 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-15 03:51:20,493 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-15 03:51:20,493 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:51:20" (1/1) ... [2022-12-15 03:51:20,497 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 03:51:20,505 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b94f10-78af-4fdb-a3d1-4991f355e425/bin/ukojak-rkRKPMF4O4/z3 [2022-12-15 03:51:20,514 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b94f10-78af-4fdb-a3d1-4991f355e425/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-15 03:51:20,516 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b94f10-78af-4fdb-a3d1-4991f355e425/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-15 03:51:20,545 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-15 03:51:20,545 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-15 03:51:20,594 INFO L235 CfgBuilder]: Building ICFG [2022-12-15 03:51:20,596 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-15 03:51:20,733 INFO L276 CfgBuilder]: Performing block encoding [2022-12-15 03:51:20,747 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-15 03:51:20,747 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-12-15 03:51:20,750 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 03:51:20 BoogieIcfgContainer [2022-12-15 03:51:20,750 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-15 03:51:20,751 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-15 03:51:20,751 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-15 03:51:20,761 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-15 03:51:20,761 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 03:51:20" (1/1) ... [2022-12-15 03:51:20,770 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-15 03:51:20,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:51:20,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 42 states and 45 transitions. [2022-12-15 03:51:20,822 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 45 transitions. [2022-12-15 03:51:20,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-12-15 03:51:20,824 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:51:20,827 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:51:20,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:51:20,900 INFO L263 TraceCheckSpWp]: Trace formula consists of 21 conjuncts, 4 conjunts are in the unsatisfiable core [2022-12-15 03:51:20,903 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:51:20,956 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:51:21,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:51:21,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 43 states and 47 transitions. [2022-12-15 03:51:21,000 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 47 transitions. [2022-12-15 03:51:21,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-12-15 03:51:21,000 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:51:21,001 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:51:21,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:51:21,014 INFO L263 TraceCheckSpWp]: Trace formula consists of 22 conjuncts, 4 conjunts are in the unsatisfiable core [2022-12-15 03:51:21,015 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:51:21,062 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:51:21,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:51:21,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 45 states and 52 transitions. [2022-12-15 03:51:21,148 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 52 transitions. [2022-12-15 03:51:21,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-12-15 03:51:21,148 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:51:21,149 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:51:21,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:51:21,164 INFO L263 TraceCheckSpWp]: Trace formula consists of 23 conjuncts, 4 conjunts are in the unsatisfiable core [2022-12-15 03:51:21,166 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:51:21,193 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:51:21,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:51:21,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 48 states and 59 transitions. [2022-12-15 03:51:21,364 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 59 transitions. [2022-12-15 03:51:21,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-12-15 03:51:21,364 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:51:21,364 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:51:21,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:51:21,375 INFO L263 TraceCheckSpWp]: Trace formula consists of 24 conjuncts, 4 conjunts are in the unsatisfiable core [2022-12-15 03:51:21,376 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:51:21,412 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:51:21,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:51:21,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 52 states and 68 transitions. [2022-12-15 03:51:21,741 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 68 transitions. [2022-12-15 03:51:21,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-12-15 03:51:21,741 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:51:21,741 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:51:21,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:51:21,753 INFO L263 TraceCheckSpWp]: Trace formula consists of 25 conjuncts, 5 conjunts are in the unsatisfiable core [2022-12-15 03:51:21,754 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:51:21,807 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:51:22,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:51:22,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 56 states and 74 transitions. [2022-12-15 03:51:22,029 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 74 transitions. [2022-12-15 03:51:22,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-12-15 03:51:22,030 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:51:22,030 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:51:22,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:51:22,041 INFO L263 TraceCheckSpWp]: Trace formula consists of 26 conjuncts, 4 conjunts are in the unsatisfiable core [2022-12-15 03:51:22,042 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:51:22,094 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:51:22,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:51:22,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 57 states and 76 transitions. [2022-12-15 03:51:22,223 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 76 transitions. [2022-12-15 03:51:22,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-12-15 03:51:22,223 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:51:22,224 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:51:22,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:51:22,236 INFO L263 TraceCheckSpWp]: Trace formula consists of 30 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-15 03:51:22,236 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:51:22,250 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:51:22,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:51:22,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 56 states and 75 transitions. [2022-12-15 03:51:22,275 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 75 transitions. [2022-12-15 03:51:22,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-12-15 03:51:22,275 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:51:22,275 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:51:22,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:51:22,287 INFO L263 TraceCheckSpWp]: Trace formula consists of 30 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-15 03:51:22,288 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:51:22,291 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:51:22,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:51:22,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 55 states and 74 transitions. [2022-12-15 03:51:22,301 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 74 transitions. [2022-12-15 03:51:22,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-12-15 03:51:22,301 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:51:22,301 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:51:22,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:51:22,313 INFO L263 TraceCheckSpWp]: Trace formula consists of 31 conjuncts, 5 conjunts are in the unsatisfiable core [2022-12-15 03:51:22,314 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:51:22,383 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:51:22,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:51:22,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 65 states and 92 transitions. [2022-12-15 03:51:22,926 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 92 transitions. [2022-12-15 03:51:22,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-12-15 03:51:22,926 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:51:22,926 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:51:22,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:51:22,938 INFO L263 TraceCheckSpWp]: Trace formula consists of 31 conjuncts, 5 conjunts are in the unsatisfiable core [2022-12-15 03:51:22,939 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:51:22,994 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:51:23,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:51:23,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 75 states and 109 transitions. [2022-12-15 03:51:23,603 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 109 transitions. [2022-12-15 03:51:23,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-12-15 03:51:23,604 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:51:23,604 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:51:23,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:51:23,613 INFO L263 TraceCheckSpWp]: Trace formula consists of 34 conjuncts, 3 conjunts are in the unsatisfiable core [2022-12-15 03:51:23,613 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:51:23,654 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:51:24,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:51:24,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 86 states and 129 transitions. [2022-12-15 03:51:24,512 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 129 transitions. [2022-12-15 03:51:24,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-12-15 03:51:24,513 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:51:24,513 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:51:24,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:51:24,523 INFO L263 TraceCheckSpWp]: Trace formula consists of 34 conjuncts, 3 conjunts are in the unsatisfiable core [2022-12-15 03:51:24,524 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:51:24,571 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:51:25,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:51:25,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 97 states and 149 transitions. [2022-12-15 03:51:25,695 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 149 transitions. [2022-12-15 03:51:25,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-12-15 03:51:25,695 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:51:25,695 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:51:25,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:51:25,704 INFO L263 TraceCheckSpWp]: Trace formula consists of 35 conjuncts, 3 conjunts are in the unsatisfiable core [2022-12-15 03:51:25,705 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:51:25,727 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:51:26,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:51:26,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 101 states and 155 transitions. [2022-12-15 03:51:26,115 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 155 transitions. [2022-12-15 03:51:26,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-12-15 03:51:26,116 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:51:26,116 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:51:26,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:51:26,124 INFO L263 TraceCheckSpWp]: Trace formula consists of 35 conjuncts, 3 conjunts are in the unsatisfiable core [2022-12-15 03:51:26,125 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:51:26,153 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:51:26,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:51:26,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 105 states and 161 transitions. [2022-12-15 03:51:26,525 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 161 transitions. [2022-12-15 03:51:26,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-12-15 03:51:26,526 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:51:26,526 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:51:26,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:51:26,537 INFO L263 TraceCheckSpWp]: Trace formula consists of 38 conjuncts, 3 conjunts are in the unsatisfiable core [2022-12-15 03:51:26,538 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:51:26,612 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:51:28,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:51:28,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 118 states and 184 transitions. [2022-12-15 03:51:28,297 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 184 transitions. [2022-12-15 03:51:28,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-12-15 03:51:28,299 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:51:28,299 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:51:28,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:51:28,308 INFO L263 TraceCheckSpWp]: Trace formula consists of 38 conjuncts, 3 conjunts are in the unsatisfiable core [2022-12-15 03:51:28,309 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:51:28,367 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:51:29,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:51:29,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 131 states and 207 transitions. [2022-12-15 03:51:29,957 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 207 transitions. [2022-12-15 03:51:29,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-15 03:51:29,957 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:51:29,958 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:51:29,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:51:29,968 INFO L263 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 3 conjunts are in the unsatisfiable core [2022-12-15 03:51:29,968 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:51:29,996 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:51:31,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:51:31,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 137 states and 224 transitions. [2022-12-15 03:51:31,114 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 224 transitions. [2022-12-15 03:51:31,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-15 03:51:31,115 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:51:31,115 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:51:31,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:51:31,126 INFO L263 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 3 conjunts are in the unsatisfiable core [2022-12-15 03:51:31,126 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:51:31,156 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:51:32,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:51:32,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 143 states and 241 transitions. [2022-12-15 03:51:32,071 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 241 transitions. [2022-12-15 03:51:32,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-15 03:51:32,072 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:51:32,072 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:51:32,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:51:32,083 INFO L263 TraceCheckSpWp]: Trace formula consists of 42 conjuncts, 6 conjunts are in the unsatisfiable core [2022-12-15 03:51:32,084 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:51:32,294 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:51:34,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:51:34,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 156 states and 265 transitions. [2022-12-15 03:51:34,270 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 265 transitions. [2022-12-15 03:51:34,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-15 03:51:34,271 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:51:34,271 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:51:34,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:51:34,281 INFO L263 TraceCheckSpWp]: Trace formula consists of 42 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-15 03:51:34,281 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:51:34,349 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:51:35,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:51:35,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 160 states and 274 transitions. [2022-12-15 03:51:35,220 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 274 transitions. [2022-12-15 03:51:35,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-12-15 03:51:35,220 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:51:35,220 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:51:35,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:51:35,230 INFO L263 TraceCheckSpWp]: Trace formula consists of 43 conjuncts, 5 conjunts are in the unsatisfiable core [2022-12-15 03:51:35,231 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:51:35,384 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:51:36,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:51:36,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 163 states and 281 transitions. [2022-12-15 03:51:36,258 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 281 transitions. [2022-12-15 03:51:36,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-12-15 03:51:36,259 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:51:36,259 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:51:36,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:51:36,266 INFO L263 TraceCheckSpWp]: Trace formula consists of 43 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-15 03:51:36,267 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:51:36,457 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:51:38,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:51:38,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 168 states and 293 transitions. [2022-12-15 03:51:38,858 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 293 transitions. [2022-12-15 03:51:38,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-12-15 03:51:38,858 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:51:38,858 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:51:38,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:51:38,866 INFO L263 TraceCheckSpWp]: Trace formula consists of 43 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-15 03:51:38,867 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:51:38,882 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:51:40,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:51:40,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 169 states and 296 transitions. [2022-12-15 03:51:40,077 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 296 transitions. [2022-12-15 03:51:40,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-15 03:51:40,077 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:51:40,077 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:51:40,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:51:40,087 INFO L263 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 5 conjunts are in the unsatisfiable core [2022-12-15 03:51:40,087 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:51:40,365 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:51:42,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:51:42,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 178 states and 314 transitions. [2022-12-15 03:51:42,921 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 314 transitions. [2022-12-15 03:51:42,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-15 03:51:42,921 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:51:42,921 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:51:42,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:51:42,929 INFO L263 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-15 03:51:42,929 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:51:43,102 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:51:47,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:51:47,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 187 states and 336 transitions. [2022-12-15 03:51:47,258 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 336 transitions. [2022-12-15 03:51:47,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-15 03:51:47,259 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:51:47,259 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:51:47,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:51:47,266 INFO L263 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-15 03:51:47,267 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:51:47,280 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:51:48,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:51:48,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 189 states and 342 transitions. [2022-12-15 03:51:48,112 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 342 transitions. [2022-12-15 03:51:48,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-15 03:51:48,112 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:51:48,112 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:51:48,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:51:48,120 INFO L263 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-15 03:51:48,120 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:51:48,146 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:51:50,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:51:50,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 190 states and 346 transitions. [2022-12-15 03:51:50,132 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 346 transitions. [2022-12-15 03:51:50,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-15 03:51:50,132 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:51:50,132 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:51:50,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:51:50,141 INFO L263 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-15 03:51:50,141 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:51:50,156 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:51:50,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:51:50,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 191 states and 346 transitions. [2022-12-15 03:51:50,497 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 346 transitions. [2022-12-15 03:51:50,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-15 03:51:50,497 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:51:50,497 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:51:50,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:51:50,506 INFO L263 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-15 03:51:50,506 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:51:50,521 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:51:50,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:51:50,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 192 states and 349 transitions. [2022-12-15 03:51:50,904 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 349 transitions. [2022-12-15 03:51:50,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-15 03:51:50,904 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:51:50,904 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:51:50,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:51:50,916 INFO L263 TraceCheckSpWp]: Trace formula consists of 45 conjuncts, 8 conjunts are in the unsatisfiable core [2022-12-15 03:51:50,916 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:51:51,318 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:51:54,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:51:54,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 198 states and 360 transitions. [2022-12-15 03:51:54,009 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 360 transitions. [2022-12-15 03:51:54,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-15 03:51:54,009 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:51:54,009 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:51:54,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:51:54,017 INFO L263 TraceCheckSpWp]: Trace formula consists of 45 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-15 03:51:54,017 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:51:54,415 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:51:59,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:51:59,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 376 states to 205 states and 376 transitions. [2022-12-15 03:51:59,944 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 376 transitions. [2022-12-15 03:51:59,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-15 03:51:59,944 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:51:59,944 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:51:59,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:51:59,953 INFO L263 TraceCheckSpWp]: Trace formula consists of 45 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-15 03:51:59,954 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:51:59,968 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:52:01,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:52:01,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 208 states and 385 transitions. [2022-12-15 03:52:01,873 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 385 transitions. [2022-12-15 03:52:01,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-15 03:52:01,873 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:52:01,873 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:52:01,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:52:01,882 INFO L263 TraceCheckSpWp]: Trace formula consists of 45 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-15 03:52:01,883 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:52:01,896 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:52:02,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:52:02,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 387 states to 209 states and 387 transitions. [2022-12-15 03:52:02,416 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 387 transitions. [2022-12-15 03:52:02,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-15 03:52:02,417 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:52:02,417 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:52:02,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:52:02,424 INFO L263 TraceCheckSpWp]: Trace formula consists of 45 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-15 03:52:02,424 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:52:02,436 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:52:05,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:52:05,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 211 states and 393 transitions. [2022-12-15 03:52:05,430 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 393 transitions. [2022-12-15 03:52:05,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-15 03:52:05,430 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:52:05,430 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:52:05,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:52:05,438 INFO L263 TraceCheckSpWp]: Trace formula consists of 45 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-15 03:52:05,439 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:52:05,452 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:52:06,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:52:06,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 213 states and 398 transitions. [2022-12-15 03:52:06,405 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 398 transitions. [2022-12-15 03:52:06,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-15 03:52:06,405 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:52:06,405 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:52:06,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:52:06,418 INFO L263 TraceCheckSpWp]: Trace formula consists of 45 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-15 03:52:06,419 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:52:06,432 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:52:07,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:52:07,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 215 states and 402 transitions. [2022-12-15 03:52:07,188 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 402 transitions. [2022-12-15 03:52:07,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-15 03:52:07,188 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:52:07,188 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:52:07,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:52:07,197 INFO L263 TraceCheckSpWp]: Trace formula consists of 45 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-15 03:52:07,198 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:52:07,214 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:52:07,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:52:07,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 405 states to 216 states and 405 transitions. [2022-12-15 03:52:07,746 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 405 transitions. [2022-12-15 03:52:07,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-15 03:52:07,746 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:52:07,746 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:52:07,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:52:07,755 INFO L263 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 13 conjunts are in the unsatisfiable core [2022-12-15 03:52:07,755 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:52:08,656 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:52:13,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:52:13,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 436 states to 235 states and 436 transitions. [2022-12-15 03:52:13,223 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 436 transitions. [2022-12-15 03:52:13,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-15 03:52:13,223 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:52:13,223 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:52:13,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:52:13,232 INFO L263 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-15 03:52:13,232 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:52:13,679 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:52:27,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:52:27,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 457 states to 243 states and 457 transitions. [2022-12-15 03:52:27,505 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 457 transitions. [2022-12-15 03:52:27,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-15 03:52:27,505 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:52:27,505 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:52:27,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:52:27,512 INFO L263 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-15 03:52:27,513 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:52:27,527 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:52:29,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:52:29,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 458 states to 244 states and 458 transitions. [2022-12-15 03:52:29,895 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 458 transitions. [2022-12-15 03:52:29,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-15 03:52:29,895 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:52:29,895 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:52:29,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:52:29,904 INFO L263 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-15 03:52:29,905 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:52:29,923 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:52:31,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:52:31,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 460 states to 245 states and 460 transitions. [2022-12-15 03:52:31,492 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 460 transitions. [2022-12-15 03:52:31,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-15 03:52:31,492 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:52:31,492 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:52:31,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:52:31,499 INFO L263 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-15 03:52:31,500 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:52:31,514 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:52:32,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:52:32,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 461 states to 246 states and 461 transitions. [2022-12-15 03:52:32,574 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 461 transitions. [2022-12-15 03:52:32,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-15 03:52:32,575 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:52:32,575 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:52:32,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:52:32,584 INFO L263 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-15 03:52:32,584 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:52:32,599 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:52:33,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:52:33,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 463 states to 247 states and 463 transitions. [2022-12-15 03:52:33,838 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 463 transitions. [2022-12-15 03:52:33,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-15 03:52:33,838 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:52:33,838 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:52:33,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:52:33,847 INFO L263 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-15 03:52:33,847 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:52:33,866 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:52:34,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:52:34,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 465 states to 248 states and 465 transitions. [2022-12-15 03:52:34,647 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 465 transitions. [2022-12-15 03:52:34,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-15 03:52:34,647 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:52:34,647 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:52:34,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:52:34,664 INFO L263 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-15 03:52:34,665 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:52:34,679 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:52:35,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:52:35,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 464 states to 248 states and 464 transitions. [2022-12-15 03:52:35,182 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 464 transitions. [2022-12-15 03:52:35,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-15 03:52:35,182 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:52:35,183 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:52:35,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:52:35,190 INFO L263 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-15 03:52:35,190 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:52:35,205 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:52:38,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:52:38,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 468 states to 249 states and 468 transitions. [2022-12-15 03:52:38,868 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 468 transitions. [2022-12-15 03:52:38,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-15 03:52:38,869 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:52:38,869 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:52:38,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:52:38,876 INFO L263 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-15 03:52:38,876 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:52:38,891 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:52:39,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:52:39,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 468 states to 250 states and 468 transitions. [2022-12-15 03:52:39,926 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 468 transitions. [2022-12-15 03:52:39,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-15 03:52:39,926 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:52:39,927 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:52:39,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:52:39,936 INFO L263 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 6 conjunts are in the unsatisfiable core [2022-12-15 03:52:39,936 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:52:40,242 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:52:42,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:52:42,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 476 states to 254 states and 476 transitions. [2022-12-15 03:52:42,142 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 476 transitions. [2022-12-15 03:52:42,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-15 03:52:42,142 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:52:42,142 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:52:42,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:52:42,151 INFO L263 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-15 03:52:42,151 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:52:42,948 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:52:55,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:52:55,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 491 states to 261 states and 491 transitions. [2022-12-15 03:52:55,441 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 491 transitions. [2022-12-15 03:52:55,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-15 03:52:55,441 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:52:55,441 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:52:55,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:52:55,448 INFO L263 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-15 03:52:55,449 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:52:55,462 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:52:57,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:52:57,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 494 states to 262 states and 494 transitions. [2022-12-15 03:52:57,182 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 494 transitions. [2022-12-15 03:52:57,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-15 03:52:57,183 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:52:57,183 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:52:57,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:52:57,190 INFO L263 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-15 03:52:57,190 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:52:57,205 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:52:58,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:52:58,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 494 states to 263 states and 494 transitions. [2022-12-15 03:52:58,108 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 494 transitions. [2022-12-15 03:52:58,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-15 03:52:58,108 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:52:58,109 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:52:58,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:52:58,118 INFO L263 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-15 03:52:58,118 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:52:58,139 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:52:59,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:52:59,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 264 states and 496 transitions. [2022-12-15 03:52:59,572 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 496 transitions. [2022-12-15 03:52:59,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-15 03:52:59,572 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:52:59,572 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:52:59,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:52:59,581 INFO L263 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-15 03:52:59,582 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:52:59,601 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:53:01,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:53:01,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 498 states to 266 states and 498 transitions. [2022-12-15 03:53:01,957 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 498 transitions. [2022-12-15 03:53:01,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-15 03:53:01,958 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:53:01,958 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:53:01,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:53:01,967 INFO L263 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-15 03:53:01,967 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:53:01,985 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:53:03,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:53:03,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 504 states to 268 states and 504 transitions. [2022-12-15 03:53:03,702 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 504 transitions. [2022-12-15 03:53:03,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-15 03:53:03,702 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:53:03,702 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:53:03,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:53:03,721 INFO L263 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-15 03:53:03,721 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:53:03,738 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:53:04,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:53:04,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 505 states to 270 states and 505 transitions. [2022-12-15 03:53:04,601 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 505 transitions. [2022-12-15 03:53:04,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-15 03:53:04,601 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:53:04,601 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:53:04,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:53:04,610 INFO L263 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-15 03:53:04,610 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:53:04,626 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:53:05,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:53:05,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 508 states to 271 states and 508 transitions. [2022-12-15 03:53:05,622 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 508 transitions. [2022-12-15 03:53:05,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-12-15 03:53:05,622 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:53:05,622 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:53:05,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:53:05,630 INFO L263 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 6 conjunts are in the unsatisfiable core [2022-12-15 03:53:05,631 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:53:06,057 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:53:09,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:53:09,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 525 states to 281 states and 525 transitions. [2022-12-15 03:53:09,220 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 525 transitions. [2022-12-15 03:53:09,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-12-15 03:53:09,220 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:53:09,220 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:53:09,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:53:09,227 INFO L263 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 5 conjunts are in the unsatisfiable core [2022-12-15 03:53:09,228 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:53:10,297 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:53:17,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:53:17,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 552 states to 293 states and 552 transitions. [2022-12-15 03:53:17,471 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 552 transitions. [2022-12-15 03:53:17,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-12-15 03:53:17,471 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:53:17,472 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:53:17,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:53:17,482 INFO L263 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 6 conjunts are in the unsatisfiable core [2022-12-15 03:53:17,483 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:53:17,932 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:53:28,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:53:28,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 593 states to 302 states and 593 transitions. [2022-12-15 03:53:28,303 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 593 transitions. [2022-12-15 03:53:28,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-12-15 03:53:28,304 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:53:28,304 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:53:28,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:53:28,311 INFO L263 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 5 conjunts are in the unsatisfiable core [2022-12-15 03:53:28,312 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:53:28,697 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:53:45,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:53:45,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 621 states to 311 states and 621 transitions. [2022-12-15 03:53:45,105 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 621 transitions. [2022-12-15 03:53:45,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-12-15 03:53:45,106 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:53:45,106 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:53:45,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:53:45,126 INFO L263 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 5 conjunts are in the unsatisfiable core [2022-12-15 03:53:45,127 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:53:45,162 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:53:49,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:53:49,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 633 states to 316 states and 633 transitions. [2022-12-15 03:53:49,654 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 633 transitions. [2022-12-15 03:53:49,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-12-15 03:53:49,654 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:53:49,654 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:53:49,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:53:49,662 INFO L263 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 5 conjunts are in the unsatisfiable core [2022-12-15 03:53:49,663 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:53:49,704 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:53:50,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:53:50,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 638 states to 317 states and 638 transitions. [2022-12-15 03:53:50,770 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states and 638 transitions. [2022-12-15 03:53:50,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-12-15 03:53:50,771 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:53:50,771 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:53:50,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:53:50,779 INFO L263 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 5 conjunts are in the unsatisfiable core [2022-12-15 03:53:50,779 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:53:50,820 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:53:54,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:53:54,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 649 states to 321 states and 649 transitions. [2022-12-15 03:53:54,467 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 649 transitions. [2022-12-15 03:53:54,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-12-15 03:53:54,468 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:53:54,468 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:53:54,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:53:54,475 INFO L263 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 6 conjunts are in the unsatisfiable core [2022-12-15 03:53:54,476 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:53:54,533 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:53:57,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:53:57,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 661 states to 324 states and 661 transitions. [2022-12-15 03:53:57,430 INFO L276 IsEmpty]: Start isEmpty. Operand 324 states and 661 transitions. [2022-12-15 03:53:57,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-12-15 03:53:57,430 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:53:57,431 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:53:57,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:53:57,438 INFO L263 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 5 conjunts are in the unsatisfiable core [2022-12-15 03:53:57,439 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:53:57,483 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:54:00,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:54:00,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 669 states to 327 states and 669 transitions. [2022-12-15 03:54:00,381 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 669 transitions. [2022-12-15 03:54:00,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-12-15 03:54:00,381 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:54:00,381 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:54:00,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:54:00,389 INFO L263 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 6 conjunts are in the unsatisfiable core [2022-12-15 03:54:00,390 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:54:00,448 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:54:08,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:54:08,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 673 states to 329 states and 673 transitions. [2022-12-15 03:54:08,557 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 673 transitions. [2022-12-15 03:54:08,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-12-15 03:54:08,557 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:54:08,557 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:54:08,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:54:08,565 INFO L263 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 6 conjunts are in the unsatisfiable core [2022-12-15 03:54:08,566 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:54:08,612 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:54:10,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:54:10,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 680 states to 330 states and 680 transitions. [2022-12-15 03:54:10,201 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 680 transitions. [2022-12-15 03:54:10,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-12-15 03:54:10,202 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:54:10,202 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:54:10,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:54:10,209 INFO L263 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 6 conjunts are in the unsatisfiable core [2022-12-15 03:54:10,210 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:54:10,252 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:54:15,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:54:15,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 700 states to 334 states and 700 transitions. [2022-12-15 03:54:15,236 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 700 transitions. [2022-12-15 03:54:15,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-12-15 03:54:15,237 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:54:15,237 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:54:15,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:54:15,247 INFO L263 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 6 conjunts are in the unsatisfiable core [2022-12-15 03:54:15,248 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:54:15,300 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:54:19,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:54:19,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 708 states to 338 states and 708 transitions. [2022-12-15 03:54:19,567 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 708 transitions. [2022-12-15 03:54:19,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-12-15 03:54:19,568 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:54:19,568 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:54:19,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:54:19,578 INFO L263 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 5 conjunts are in the unsatisfiable core [2022-12-15 03:54:19,579 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:54:19,631 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:54:22,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:54:22,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 712 states to 340 states and 712 transitions. [2022-12-15 03:54:22,549 INFO L276 IsEmpty]: Start isEmpty. Operand 340 states and 712 transitions. [2022-12-15 03:54:22,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-12-15 03:54:22,550 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:54:22,550 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:54:22,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:54:22,557 INFO L263 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 5 conjunts are in the unsatisfiable core [2022-12-15 03:54:22,557 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:54:22,583 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:54:26,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:54:26,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 717 states to 343 states and 717 transitions. [2022-12-15 03:54:26,199 INFO L276 IsEmpty]: Start isEmpty. Operand 343 states and 717 transitions. [2022-12-15 03:54:26,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-12-15 03:54:26,199 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:54:26,200 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:54:26,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:54:26,207 INFO L263 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 6 conjunts are in the unsatisfiable core [2022-12-15 03:54:26,208 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:54:26,252 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:54:29,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:54:29,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 729 states to 346 states and 729 transitions. [2022-12-15 03:54:29,227 INFO L276 IsEmpty]: Start isEmpty. Operand 346 states and 729 transitions. [2022-12-15 03:54:29,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-12-15 03:54:29,227 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:54:29,227 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:54:29,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:54:29,234 INFO L263 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 6 conjunts are in the unsatisfiable core [2022-12-15 03:54:29,235 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:54:29,269 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:54:30,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:54:30,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 730 states to 348 states and 730 transitions. [2022-12-15 03:54:30,057 INFO L276 IsEmpty]: Start isEmpty. Operand 348 states and 730 transitions. [2022-12-15 03:54:30,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-12-15 03:54:30,057 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:54:30,057 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:54:30,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:54:30,065 INFO L263 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 5 conjunts are in the unsatisfiable core [2022-12-15 03:54:30,065 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:54:30,097 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:54:31,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:54:31,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 732 states to 350 states and 732 transitions. [2022-12-15 03:54:31,904 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states and 732 transitions. [2022-12-15 03:54:31,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-12-15 03:54:31,904 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:54:31,904 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:54:31,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:54:31,912 INFO L263 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 6 conjunts are in the unsatisfiable core [2022-12-15 03:54:31,913 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:54:31,961 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:54:32,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:54:32,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 732 states to 351 states and 732 transitions. [2022-12-15 03:54:32,935 INFO L276 IsEmpty]: Start isEmpty. Operand 351 states and 732 transitions. [2022-12-15 03:54:32,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-12-15 03:54:32,936 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:54:32,936 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:54:32,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:54:32,944 INFO L263 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 5 conjunts are in the unsatisfiable core [2022-12-15 03:54:32,944 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:54:32,984 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:54:33,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:54:33,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 737 states to 352 states and 737 transitions. [2022-12-15 03:54:33,901 INFO L276 IsEmpty]: Start isEmpty. Operand 352 states and 737 transitions. [2022-12-15 03:54:33,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-12-15 03:54:33,901 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:54:33,901 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:54:33,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:54:33,911 INFO L263 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 6 conjunts are in the unsatisfiable core [2022-12-15 03:54:33,912 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:54:33,964 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:54:34,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:54:34,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 740 states to 353 states and 740 transitions. [2022-12-15 03:54:34,850 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 740 transitions. [2022-12-15 03:54:34,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-12-15 03:54:34,850 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:54:34,850 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:54:34,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:54:34,859 INFO L263 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 4 conjunts are in the unsatisfiable core [2022-12-15 03:54:34,860 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:54:35,227 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:54:43,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:54:43,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 770 states to 366 states and 770 transitions. [2022-12-15 03:54:43,800 INFO L276 IsEmpty]: Start isEmpty. Operand 366 states and 770 transitions. [2022-12-15 03:54:43,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-12-15 03:54:43,800 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:54:43,801 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:54:43,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:54:43,812 INFO L263 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 4 conjunts are in the unsatisfiable core [2022-12-15 03:54:43,813 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:54:44,656 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:54:49,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:54:49,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 777 states to 370 states and 777 transitions. [2022-12-15 03:54:49,043 INFO L276 IsEmpty]: Start isEmpty. Operand 370 states and 777 transitions. [2022-12-15 03:54:49,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-12-15 03:54:49,043 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:54:49,043 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:54:49,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:54:49,054 INFO L263 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 4 conjunts are in the unsatisfiable core [2022-12-15 03:54:49,055 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:54:49,677 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:55:09,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:55:09,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 801 states to 378 states and 801 transitions. [2022-12-15 03:55:09,875 INFO L276 IsEmpty]: Start isEmpty. Operand 378 states and 801 transitions. [2022-12-15 03:55:09,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-12-15 03:55:09,875 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:55:09,875 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:55:09,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:55:09,885 INFO L263 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 4 conjunts are in the unsatisfiable core [2022-12-15 03:55:09,886 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:55:10,213 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:55:22,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:55:22,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 821 states to 385 states and 821 transitions. [2022-12-15 03:55:22,410 INFO L276 IsEmpty]: Start isEmpty. Operand 385 states and 821 transitions. [2022-12-15 03:55:22,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-12-15 03:55:22,411 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:55:22,411 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:55:22,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:55:22,418 INFO L263 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 4 conjunts are in the unsatisfiable core [2022-12-15 03:55:22,419 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:55:22,460 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:55:28,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:55:28,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 829 states to 389 states and 829 transitions. [2022-12-15 03:55:28,587 INFO L276 IsEmpty]: Start isEmpty. Operand 389 states and 829 transitions. [2022-12-15 03:55:28,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-12-15 03:55:28,588 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:55:28,588 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:55:28,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:55:28,596 INFO L263 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 4 conjunts are in the unsatisfiable core [2022-12-15 03:55:28,596 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:55:28,631 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:55:40,421 WARN L233 SmtUtils]: Spent 10.02s on a formula simplification that was a NOOP. DAG size: 35 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-15 03:55:42,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:55:42,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 833 states to 392 states and 833 transitions. [2022-12-15 03:55:42,059 INFO L276 IsEmpty]: Start isEmpty. Operand 392 states and 833 transitions. [2022-12-15 03:55:42,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-12-15 03:55:42,059 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:55:42,060 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:55:42,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:55:42,071 INFO L263 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 4 conjunts are in the unsatisfiable core [2022-12-15 03:55:42,071 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:55:42,114 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:55:45,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:55:45,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 841 states to 394 states and 841 transitions. [2022-12-15 03:55:45,072 INFO L276 IsEmpty]: Start isEmpty. Operand 394 states and 841 transitions. [2022-12-15 03:55:45,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-12-15 03:55:45,073 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:55:45,073 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:55:45,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:55:45,082 INFO L263 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 4 conjunts are in the unsatisfiable core [2022-12-15 03:55:45,082 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:55:45,119 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:55:50,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:55:50,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 843 states to 395 states and 843 transitions. [2022-12-15 03:55:50,611 INFO L276 IsEmpty]: Start isEmpty. Operand 395 states and 843 transitions. [2022-12-15 03:55:50,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-12-15 03:55:50,612 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:55:50,612 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:55:50,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:55:50,621 INFO L263 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 4 conjunts are in the unsatisfiable core [2022-12-15 03:55:50,621 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:55:50,656 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:55:53,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:55:53,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 845 states to 396 states and 845 transitions. [2022-12-15 03:55:53,118 INFO L276 IsEmpty]: Start isEmpty. Operand 396 states and 845 transitions. [2022-12-15 03:55:53,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-12-15 03:55:53,118 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:55:53,118 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:55:53,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:55:53,126 INFO L263 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 4 conjunts are in the unsatisfiable core [2022-12-15 03:55:53,126 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:55:53,161 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:55:54,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:55:54,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 849 states to 397 states and 849 transitions. [2022-12-15 03:55:54,204 INFO L276 IsEmpty]: Start isEmpty. Operand 397 states and 849 transitions. [2022-12-15 03:55:54,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-12-15 03:55:54,204 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:55:54,204 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:55:54,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:55:54,214 INFO L263 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 4 conjunts are in the unsatisfiable core [2022-12-15 03:55:54,214 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:55:54,267 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:55:59,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:55:59,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 862 states to 403 states and 862 transitions. [2022-12-15 03:55:59,483 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 862 transitions. [2022-12-15 03:55:59,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-12-15 03:55:59,483 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:55:59,484 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:55:59,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:55:59,493 INFO L263 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 4 conjunts are in the unsatisfiable core [2022-12-15 03:55:59,494 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:55:59,540 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:56:02,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:56:02,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 865 states to 405 states and 865 transitions. [2022-12-15 03:56:02,033 INFO L276 IsEmpty]: Start isEmpty. Operand 405 states and 865 transitions. [2022-12-15 03:56:02,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-12-15 03:56:02,033 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:56:02,033 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:56:02,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:56:02,043 INFO L263 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 4 conjunts are in the unsatisfiable core [2022-12-15 03:56:02,044 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:56:02,100 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:56:05,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:56:05,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 866 states to 407 states and 866 transitions. [2022-12-15 03:56:05,490 INFO L276 IsEmpty]: Start isEmpty. Operand 407 states and 866 transitions. [2022-12-15 03:56:05,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-12-15 03:56:05,490 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:56:05,490 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:56:05,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:56:05,498 INFO L263 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 4 conjunts are in the unsatisfiable core [2022-12-15 03:56:05,499 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:56:05,539 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:56:07,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:56:07,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 866 states to 408 states and 866 transitions. [2022-12-15 03:56:07,080 INFO L276 IsEmpty]: Start isEmpty. Operand 408 states and 866 transitions. [2022-12-15 03:56:07,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-12-15 03:56:07,080 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:56:07,080 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:56:07,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:56:07,089 INFO L263 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 4 conjunts are in the unsatisfiable core [2022-12-15 03:56:07,090 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:56:07,123 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:56:08,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:56:08,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 866 states to 409 states and 866 transitions. [2022-12-15 03:56:08,422 INFO L276 IsEmpty]: Start isEmpty. Operand 409 states and 866 transitions. [2022-12-15 03:56:08,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-12-15 03:56:08,422 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:56:08,423 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:56:08,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:56:08,432 INFO L263 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 4 conjunts are in the unsatisfiable core [2022-12-15 03:56:08,432 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:56:08,473 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:56:13,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:56:13,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 882 states to 413 states and 882 transitions. [2022-12-15 03:56:13,511 INFO L276 IsEmpty]: Start isEmpty. Operand 413 states and 882 transitions. [2022-12-15 03:56:13,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-12-15 03:56:13,512 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:56:13,512 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:56:13,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:56:13,519 INFO L263 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 4 conjunts are in the unsatisfiable core [2022-12-15 03:56:13,519 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:56:13,556 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:56:17,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:56:17,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 887 states to 417 states and 887 transitions. [2022-12-15 03:56:17,242 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 887 transitions. [2022-12-15 03:56:17,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-12-15 03:56:17,243 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:56:17,243 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:56:17,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:56:17,252 INFO L263 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 4 conjunts are in the unsatisfiable core [2022-12-15 03:56:17,253 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:56:18,216 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:56:29,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:56:29,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 910 states to 428 states and 910 transitions. [2022-12-15 03:56:29,020 INFO L276 IsEmpty]: Start isEmpty. Operand 428 states and 910 transitions. [2022-12-15 03:56:29,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-12-15 03:56:29,021 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:56:29,021 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:56:29,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:56:29,030 INFO L263 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 4 conjunts are in the unsatisfiable core [2022-12-15 03:56:29,031 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:56:30,167 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:56:37,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:56:37,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 926 states to 436 states and 926 transitions. [2022-12-15 03:56:37,268 INFO L276 IsEmpty]: Start isEmpty. Operand 436 states and 926 transitions. [2022-12-15 03:56:37,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-12-15 03:56:37,268 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:56:37,268 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:56:37,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:56:37,275 INFO L263 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 4 conjunts are in the unsatisfiable core [2022-12-15 03:56:37,276 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:56:37,316 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:56:42,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:56:42,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 935 states to 440 states and 935 transitions. [2022-12-15 03:56:42,384 INFO L276 IsEmpty]: Start isEmpty. Operand 440 states and 935 transitions. [2022-12-15 03:56:42,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-12-15 03:56:42,385 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:56:42,385 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:56:42,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:56:42,393 INFO L263 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 4 conjunts are in the unsatisfiable core [2022-12-15 03:56:42,394 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:56:43,356 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:56:59,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:56:59,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 974 states to 454 states and 974 transitions. [2022-12-15 03:56:59,336 INFO L276 IsEmpty]: Start isEmpty. Operand 454 states and 974 transitions. [2022-12-15 03:56:59,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-12-15 03:56:59,336 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:56:59,336 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:56:59,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:56:59,346 INFO L263 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 4 conjunts are in the unsatisfiable core [2022-12-15 03:56:59,346 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:57:00,351 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:57:06,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:57:06,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 983 states to 458 states and 983 transitions. [2022-12-15 03:57:06,994 INFO L276 IsEmpty]: Start isEmpty. Operand 458 states and 983 transitions. [2022-12-15 03:57:06,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-12-15 03:57:06,994 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:57:06,994 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:57:07,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:57:07,003 INFO L263 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 4 conjunts are in the unsatisfiable core [2022-12-15 03:57:07,004 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:57:07,042 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:57:10,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:57:10,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 992 states to 461 states and 992 transitions. [2022-12-15 03:57:10,213 INFO L276 IsEmpty]: Start isEmpty. Operand 461 states and 992 transitions. [2022-12-15 03:57:10,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-12-15 03:57:10,213 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:57:10,213 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:57:10,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:57:10,221 INFO L263 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 4 conjunts are in the unsatisfiable core [2022-12-15 03:57:10,221 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:57:10,268 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:57:14,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:57:14,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 997 states to 464 states and 997 transitions. [2022-12-15 03:57:14,504 INFO L276 IsEmpty]: Start isEmpty. Operand 464 states and 997 transitions. [2022-12-15 03:57:14,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-12-15 03:57:14,504 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:57:14,504 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:57:14,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:57:14,513 INFO L263 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 4 conjunts are in the unsatisfiable core [2022-12-15 03:57:14,513 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:57:14,559 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:57:16,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:57:16,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 999 states to 466 states and 999 transitions. [2022-12-15 03:57:16,302 INFO L276 IsEmpty]: Start isEmpty. Operand 466 states and 999 transitions. [2022-12-15 03:57:16,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-12-15 03:57:16,303 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:57:16,303 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:57:16,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:57:16,312 INFO L263 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 4 conjunts are in the unsatisfiable core [2022-12-15 03:57:16,313 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:57:16,360 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:57:17,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:57:17,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1001 states to 467 states and 1001 transitions. [2022-12-15 03:57:17,574 INFO L276 IsEmpty]: Start isEmpty. Operand 467 states and 1001 transitions. [2022-12-15 03:57:17,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-12-15 03:57:17,574 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:57:17,575 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:57:17,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:57:17,583 INFO L263 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 4 conjunts are in the unsatisfiable core [2022-12-15 03:57:17,584 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:57:17,627 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:57:20,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:57:20,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1002 states to 469 states and 1002 transitions. [2022-12-15 03:57:20,440 INFO L276 IsEmpty]: Start isEmpty. Operand 469 states and 1002 transitions. [2022-12-15 03:57:20,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-12-15 03:57:20,441 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:57:20,441 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:57:20,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:57:20,450 INFO L263 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 4 conjunts are in the unsatisfiable core [2022-12-15 03:57:20,450 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:57:20,499 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:57:21,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:57:21,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1004 states to 471 states and 1004 transitions. [2022-12-15 03:57:21,269 INFO L276 IsEmpty]: Start isEmpty. Operand 471 states and 1004 transitions. [2022-12-15 03:57:21,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-12-15 03:57:21,269 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:57:21,270 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:57:21,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:57:21,280 INFO L263 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 4 conjunts are in the unsatisfiable core [2022-12-15 03:57:21,281 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:57:21,338 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:57:22,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:57:22,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1004 states to 472 states and 1004 transitions. [2022-12-15 03:57:22,055 INFO L276 IsEmpty]: Start isEmpty. Operand 472 states and 1004 transitions. [2022-12-15 03:57:22,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-12-15 03:57:22,055 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:57:22,055 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:57:22,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:57:22,064 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 4 conjunts are in the unsatisfiable core [2022-12-15 03:57:22,064 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:57:22,127 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:57:27,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:57:27,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1013 states to 478 states and 1013 transitions. [2022-12-15 03:57:27,688 INFO L276 IsEmpty]: Start isEmpty. Operand 478 states and 1013 transitions. [2022-12-15 03:57:27,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-12-15 03:57:27,688 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:57:27,688 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:57:27,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:57:27,697 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 4 conjunts are in the unsatisfiable core [2022-12-15 03:57:27,698 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:57:27,757 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:57:33,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:57:33,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1016 states to 481 states and 1016 transitions. [2022-12-15 03:57:33,738 INFO L276 IsEmpty]: Start isEmpty. Operand 481 states and 1016 transitions. [2022-12-15 03:57:33,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-12-15 03:57:33,738 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:57:33,738 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:57:33,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:57:33,748 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 4 conjunts are in the unsatisfiable core [2022-12-15 03:57:33,749 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:57:33,804 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:57:38,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:57:38,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1017 states to 483 states and 1017 transitions. [2022-12-15 03:57:38,039 INFO L276 IsEmpty]: Start isEmpty. Operand 483 states and 1017 transitions. [2022-12-15 03:57:38,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-12-15 03:57:38,039 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:57:38,039 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:57:38,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:57:38,048 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 4 conjunts are in the unsatisfiable core [2022-12-15 03:57:38,048 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:57:38,103 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:57:48,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:57:48,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1061 states to 489 states and 1061 transitions. [2022-12-15 03:57:48,105 INFO L276 IsEmpty]: Start isEmpty. Operand 489 states and 1061 transitions. [2022-12-15 03:57:48,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-12-15 03:57:48,105 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:57:48,105 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:57:48,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:57:48,115 INFO L263 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-15 03:57:48,115 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:57:48,130 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-15 03:57:53,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:57:53,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1074 states to 496 states and 1074 transitions. [2022-12-15 03:57:53,701 INFO L276 IsEmpty]: Start isEmpty. Operand 496 states and 1074 transitions. [2022-12-15 03:57:53,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-12-15 03:57:53,701 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:57:53,701 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:57:53,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:57:53,714 INFO L263 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 13 conjunts are in the unsatisfiable core [2022-12-15 03:57:53,715 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:57:56,251 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:58:15,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:58:15,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1124 states to 524 states and 1124 transitions. [2022-12-15 03:58:15,276 INFO L276 IsEmpty]: Start isEmpty. Operand 524 states and 1124 transitions. [2022-12-15 03:58:15,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-12-15 03:58:15,277 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:58:15,277 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:58:15,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:58:15,285 INFO L263 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-15 03:58:15,285 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:58:15,300 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-15 03:58:18,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:58:18,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1126 states to 526 states and 1126 transitions. [2022-12-15 03:58:18,555 INFO L276 IsEmpty]: Start isEmpty. Operand 526 states and 1126 transitions. [2022-12-15 03:58:18,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-12-15 03:58:18,555 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:58:18,555 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:58:18,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:58:18,565 INFO L263 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 8 conjunts are in the unsatisfiable core [2022-12-15 03:58:18,566 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:58:19,547 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-12-15 03:58:33,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:58:33,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1148 states to 544 states and 1148 transitions. [2022-12-15 03:58:33,448 INFO L276 IsEmpty]: Start isEmpty. Operand 544 states and 1148 transitions. [2022-12-15 03:58:33,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-12-15 03:58:33,448 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:58:33,448 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:58:33,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:58:33,458 INFO L263 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-15 03:58:33,458 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:58:33,494 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-12-15 03:58:37,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:58:37,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1152 states to 546 states and 1152 transitions. [2022-12-15 03:58:37,799 INFO L276 IsEmpty]: Start isEmpty. Operand 546 states and 1152 transitions. [2022-12-15 03:58:37,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-12-15 03:58:37,800 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:58:37,800 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:58:37,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:58:37,810 INFO L263 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 8 conjunts are in the unsatisfiable core [2022-12-15 03:58:37,811 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:58:38,385 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-12-15 03:58:39,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:58:39,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1154 states to 549 states and 1154 transitions. [2022-12-15 03:58:39,297 INFO L276 IsEmpty]: Start isEmpty. Operand 549 states and 1154 transitions. [2022-12-15 03:58:39,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-12-15 03:58:39,297 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:58:39,297 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:58:39,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:58:39,307 INFO L263 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-15 03:58:39,307 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:58:39,320 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-15 03:58:44,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:58:44,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1163 states to 555 states and 1163 transitions. [2022-12-15 03:58:44,737 INFO L276 IsEmpty]: Start isEmpty. Operand 555 states and 1163 transitions. [2022-12-15 03:58:44,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-12-15 03:58:44,737 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:58:44,737 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:58:44,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:58:44,747 INFO L263 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-15 03:58:44,748 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:58:44,764 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-15 03:58:48,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:58:48,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1165 states to 557 states and 1165 transitions. [2022-12-15 03:58:48,792 INFO L276 IsEmpty]: Start isEmpty. Operand 557 states and 1165 transitions. [2022-12-15 03:58:48,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-12-15 03:58:48,793 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:58:48,793 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:58:48,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:58:48,802 INFO L263 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 6 conjunts are in the unsatisfiable core [2022-12-15 03:58:48,802 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:58:49,320 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 8 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:58:51,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:58:51,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1167 states to 559 states and 1167 transitions. [2022-12-15 03:58:51,306 INFO L276 IsEmpty]: Start isEmpty. Operand 559 states and 1167 transitions. [2022-12-15 03:58:51,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-12-15 03:58:51,306 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:58:51,306 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:58:51,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:58:51,316 INFO L263 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-15 03:58:51,316 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:58:51,347 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-12-15 03:58:57,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:58:57,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1171 states to 561 states and 1171 transitions. [2022-12-15 03:58:57,888 INFO L276 IsEmpty]: Start isEmpty. Operand 561 states and 1171 transitions. [2022-12-15 03:58:57,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-12-15 03:58:57,888 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:58:57,889 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:58:57,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:58:57,900 INFO L263 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-15 03:58:57,900 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:58:57,917 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-12-15 03:59:05,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:59:05,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1177 states to 564 states and 1177 transitions. [2022-12-15 03:59:05,144 INFO L276 IsEmpty]: Start isEmpty. Operand 564 states and 1177 transitions. [2022-12-15 03:59:05,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-12-15 03:59:05,144 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:59:05,144 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:59:05,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:59:05,156 INFO L263 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 8 conjunts are in the unsatisfiable core [2022-12-15 03:59:05,157 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:59:06,039 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 14 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:59:16,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:59:16,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1195 states to 572 states and 1195 transitions. [2022-12-15 03:59:16,024 INFO L276 IsEmpty]: Start isEmpty. Operand 572 states and 1195 transitions. [2022-12-15 03:59:16,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-12-15 03:59:16,024 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:59:16,025 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:59:16,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:59:16,036 INFO L263 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-15 03:59:16,037 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:59:16,055 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-12-15 03:59:20,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:59:20,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1197 states to 574 states and 1197 transitions. [2022-12-15 03:59:20,068 INFO L276 IsEmpty]: Start isEmpty. Operand 574 states and 1197 transitions. [2022-12-15 03:59:20,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-12-15 03:59:20,068 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:59:20,068 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:59:20,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:59:20,077 INFO L263 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 6 conjunts are in the unsatisfiable core [2022-12-15 03:59:20,077 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:59:20,984 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 8 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:59:30,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:59:30,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1203 states to 580 states and 1203 transitions. [2022-12-15 03:59:30,405 INFO L276 IsEmpty]: Start isEmpty. Operand 580 states and 1203 transitions. [2022-12-15 03:59:30,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-12-15 03:59:30,405 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:59:30,405 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:59:30,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:59:30,414 INFO L263 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-15 03:59:30,415 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:59:30,442 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-12-15 03:59:41,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:59:41,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1213 states to 585 states and 1213 transitions. [2022-12-15 03:59:41,659 INFO L276 IsEmpty]: Start isEmpty. Operand 585 states and 1213 transitions. [2022-12-15 03:59:41,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-12-15 03:59:41,659 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:59:41,659 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:59:41,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:59:41,667 INFO L263 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-15 03:59:41,668 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:59:41,679 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-12-15 03:59:47,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:59:47,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1222 states to 591 states and 1222 transitions. [2022-12-15 03:59:47,801 INFO L276 IsEmpty]: Start isEmpty. Operand 591 states and 1222 transitions. [2022-12-15 03:59:47,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-12-15 03:59:47,801 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:59:47,801 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:59:47,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:59:47,813 INFO L263 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 12 conjunts are in the unsatisfiable core [2022-12-15 03:59:47,814 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:59:50,997 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-12-15 04:00:01,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 04:00:01,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1242 states to 607 states and 1242 transitions. [2022-12-15 04:00:01,935 INFO L276 IsEmpty]: Start isEmpty. Operand 607 states and 1242 transitions. [2022-12-15 04:00:01,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-12-15 04:00:01,936 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 04:00:01,936 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 04:00:01,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 04:00:01,951 INFO L263 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-15 04:00:01,952 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 04:00:01,969 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-12-15 04:00:06,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 04:00:06,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1244 states to 609 states and 1244 transitions. [2022-12-15 04:00:06,256 INFO L276 IsEmpty]: Start isEmpty. Operand 609 states and 1244 transitions. [2022-12-15 04:00:06,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-12-15 04:00:06,256 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 04:00:06,257 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 04:00:06,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-15 04:00:06,268 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-15 04:00:06,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-15 04:00:06,286 WARN L475 CodeCheckObserver]: This program is UNSAFE, Check terminated with 129 iterations. [2022-12-15 04:00:06,314 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 15.12 04:00:06 ImpRootNode [2022-12-15 04:00:06,314 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-12-15 04:00:06,314 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-15 04:00:06,314 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-15 04:00:06,315 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-15 04:00:06,315 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 03:51:20" (3/4) ... [2022-12-15 04:00:06,316 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2022-12-15 04:00:06,355 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b94f10-78af-4fdb-a3d1-4991f355e425/bin/ukojak-rkRKPMF4O4/witness.graphml [2022-12-15 04:00:06,355 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-15 04:00:06,356 INFO L158 Benchmark]: Toolchain (without parser) took 526048.69ms. Allocated memory was 121.6MB in the beginning and 1.1GB in the end (delta: 996.1MB). Free memory was 94.3MB in the beginning and 358.5MB in the end (delta: -264.2MB). Peak memory consumption was 732.9MB. Max. memory is 16.1GB. [2022-12-15 04:00:06,356 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 121.6MB. Free memory is still 89.6MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 04:00:06,356 INFO L158 Benchmark]: CACSL2BoogieTranslator took 148.94ms. Allocated memory is still 121.6MB. Free memory was 93.9MB in the beginning and 84.8MB in the end (delta: 9.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-12-15 04:00:06,357 INFO L158 Benchmark]: Boogie Procedure Inliner took 20.69ms. Allocated memory is still 121.6MB. Free memory was 84.8MB in the beginning and 83.1MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-15 04:00:06,357 INFO L158 Benchmark]: Boogie Preprocessor took 12.97ms. Allocated memory is still 121.6MB. Free memory was 83.1MB in the beginning and 82.2MB in the end (delta: 915.1kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 04:00:06,357 INFO L158 Benchmark]: RCFGBuilder took 257.53ms. Allocated memory is still 121.6MB. Free memory was 82.2MB in the beginning and 70.5MB in the end (delta: 11.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-12-15 04:00:06,358 INFO L158 Benchmark]: CodeCheck took 525563.21ms. Allocated memory was 121.6MB in the beginning and 1.1GB in the end (delta: 996.1MB). Free memory was 70.5MB in the beginning and 360.6MB in the end (delta: -290.0MB). Peak memory consumption was 707.8MB. Max. memory is 16.1GB. [2022-12-15 04:00:06,358 INFO L158 Benchmark]: Witness Printer took 41.15ms. Allocated memory is still 1.1GB. Free memory was 360.6MB in the beginning and 358.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-15 04:00:06,360 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 42 locations, 18 error locations. Started 1 CEGAR loops. OverallTime: 525.5s, OverallIterations: 129, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 112650 SdHoareTripleChecker+Valid, 468.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 109965 mSDsluCounter, 1508 SdHoareTripleChecker+Invalid, 424.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1020 mSDsCounter, 16792 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 291475 IncrementalHoareTripleChecker+Invalid, 308267 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 16792 mSolverCounterUnsat, 488 mSDtfsCounter, 291475 mSolverCounterSat, 2.7s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 31686 GetRequests, 28222 SyntacticMatches, 1656 SemanticMatches, 1808 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1926936 ImplicationChecksByTransitivity, 507.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.2s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 25.8s InterpolantComputationTime, 3055 NumberOfCodeBlocks, 3055 NumberOfCodeBlocksAsserted, 129 NumberOfCheckSat, 2893 ConstructedInterpolants, 0 QuantifiedInterpolants, 20681 SizeOfPredicates, 58 NumberOfNonLiveVariables, 6409 ConjunctsInSsa, 501 ConjunctsInUnsatCore, 128 InterpolantComputations, 105 PerfectInterpolantSequences, 758/941 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - CounterExampleResult [Line: 33]: integer overflow possible integer overflow possible We found a FailurePath: [L19] int a, b, p, q, r, s; [L20] int x, y; [L21] x = __VERIFIER_nondet_int() [L22] y = __VERIFIER_nondet_int() [L25] COND TRUE x>=1 && y>=1 [L26] a = x [L27] b = y [L28] p = 1 [L29] q = 0 [L30] r = 0 [L31] s = 1 VAL [a=1073741827, b=1073741825, p=1, q=0, r=0, s=1, x=1073741827, y=1073741825] [L33] EXPR x * q VAL [a=1073741827, b=1073741825, p=1, q=0, r=0, s=1, x=1073741827, y=1073741825] [L33] EXPR y * s VAL [a=1073741827, b=1073741825, p=1, q=0, r=0, s=1, x=1073741827, y=1073741825] [L33] EXPR x * q + y * s VAL [a=1073741827, b=1073741825, p=1, q=0, r=0, s=1, x=1073741827, y=1073741825] [L33] COND TRUE b == x * q + y * s VAL [a=1073741827, b=1073741825, p=1, q=0, r=0, s=1, x=1073741827, y=1073741825] [L38] COND TRUE a > b VAL [a=1073741827, b=1073741825, p=1, q=0, r=0, s=1, x=1073741827, y=1073741825] [L39] EXPR a - b [L39] a = a - b VAL [a=2, b=1073741825, p=1, q=0, r=0, s=1, x=1073741827, y=1073741825] [L40] EXPR p - q [L40] p = p - q VAL [a=2, b=1073741825, p=1, q=0, r=0, s=1, x=1073741827, y=1073741825] [L41] EXPR r - s [L41] r = r - s VAL [a=2, b=1073741825, p=1, q=0, r=-1, s=1, x=1073741827, y=1073741825] [L33] EXPR x * q VAL [a=2, b=1073741825, p=1, q=0, r=-1, s=1, x=1073741827, y=1073741825] [L33] EXPR y * s VAL [a=2, b=1073741825, p=1, q=0, r=-1, s=1, x=1073741827, y=1073741825] [L33] EXPR x * q + y * s VAL [a=2, b=1073741825, p=1, q=0, r=-1, s=1, x=1073741827, y=1073741825] [L33] COND TRUE b == x * q + y * s VAL [a=2, b=1073741825, p=1, q=0, r=-1, s=1, x=1073741827, y=1073741825] [L38] COND FALSE !(a > b) VAL [a=2, b=1073741825, p=1, q=0, r=-1, s=1, x=1073741827, y=1073741825] [L43] EXPR b - a [L43] b = b - a VAL [a=2, b=1073741823, p=1, q=0, r=-1, s=1, x=1073741827, y=1073741825] [L44] EXPR q - p [L44] q = q - p VAL [a=2, b=1073741823, p=1, q=-1, r=-1, s=1, x=1073741827, y=1073741825] [L45] EXPR s - r [L45] s = s - r VAL [a=2, b=1073741823, p=1, q=-1, r=-1, s=2, x=1073741827, y=1073741825] [L33] x * q VAL [a=2, b=1073741823, p=1, q=-1, r=-1, s=2, x=1073741827, y=1073741825] [L33] y * s VAL [a=2, b=1073741823, p=1, q=-1, r=-1, s=2, x=1073741827, y=1073741825] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 121.6MB. Free memory is still 89.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 148.94ms. Allocated memory is still 121.6MB. Free memory was 93.9MB in the beginning and 84.8MB in the end (delta: 9.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 20.69ms. Allocated memory is still 121.6MB. Free memory was 84.8MB in the beginning and 83.1MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 12.97ms. Allocated memory is still 121.6MB. Free memory was 83.1MB in the beginning and 82.2MB in the end (delta: 915.1kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 257.53ms. Allocated memory is still 121.6MB. Free memory was 82.2MB in the beginning and 70.5MB in the end (delta: 11.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 525563.21ms. Allocated memory was 121.6MB in the beginning and 1.1GB in the end (delta: 996.1MB). Free memory was 70.5MB in the beginning and 360.6MB in the end (delta: -290.0MB). Peak memory consumption was 707.8MB. Max. memory is 16.1GB. * Witness Printer took 41.15ms. Allocated memory is still 1.1GB. Free memory was 360.6MB in the beginning and 358.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2022-12-15 04:00:06,568 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b94f10-78af-4fdb-a3d1-4991f355e425/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forcibly destroying the process [2022-12-15 04:00:06,612 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b94f10-78af-4fdb-a3d1-4991f355e425/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 137 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(OVERFLOW)