./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-memory-alloca/b.14-alloca.i --full-output --architecture 64bit -------------------------------------------------------------------------------- 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_5bcb82d4-58fb-43fd-baec-780f7f9b2c38/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bcb82d4-58fb-43fd-baec-780f7f9b2c38/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_5bcb82d4-58fb-43fd-baec-780f7f9b2c38/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bcb82d4-58fb-43fd-baec-780f7f9b2c38/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-memory-alloca/b.14-alloca.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bcb82d4-58fb-43fd-baec-780f7f9b2c38/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bcb82d4-58fb-43fd-baec-780f7f9b2c38/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 64bit --witnessprinter.graph.data.programhash 3bd2edbf3e593c12fc0be33924c944159e0cb6d32e04e77d638ccd9d0e66fc4a --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-14 20:50:11,586 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 20:50:11,587 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 20:50:11,601 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 20:50:11,601 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 20:50:11,602 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 20:50:11,603 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 20:50:11,604 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 20:50:11,605 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 20:50:11,606 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 20:50:11,607 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 20:50:11,608 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 20:50:11,608 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 20:50:11,609 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 20:50:11,609 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 20:50:11,610 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 20:50:11,611 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 20:50:11,612 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 20:50:11,613 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 20:50:11,614 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 20:50:11,615 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 20:50:11,616 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 20:50:11,617 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 20:50:11,618 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 20:50:11,620 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 20:50:11,620 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 20:50:11,621 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 20:50:11,621 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 20:50:11,622 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 20:50:11,622 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 20:50:11,623 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 20:50:11,623 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 20:50:11,624 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 20:50:11,624 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 20:50:11,625 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 20:50:11,625 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 20:50:11,626 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 20:50:11,626 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 20:50:11,626 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 20:50:11,627 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 20:50:11,628 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 20:50:11,628 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bcb82d4-58fb-43fd-baec-780f7f9b2c38/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-12-14 20:50:11,644 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 20:50:11,644 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 20:50:11,645 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 20:50:11,645 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 20:50:11,645 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 20:50:11,646 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 20:50:11,646 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 20:50:11,646 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 20:50:11,646 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 20:50:11,646 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 20:50:11,646 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 20:50:11,646 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 20:50:11,647 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 20:50:11,647 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-14 20:50:11,647 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 20:50:11,647 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 20:50:11,647 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 20:50:11,647 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 20:50:11,648 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 20:50:11,648 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 20:50:11,648 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 20:50:11,648 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 20:50:11,648 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 20:50:11,648 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 20:50:11,649 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 20:50:11,649 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 20:50:11,649 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 20:50:11,649 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_5bcb82d4-58fb-43fd-baec-780f7f9b2c38/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bcb82d4-58fb-43fd-baec-780f7f9b2c38/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3bd2edbf3e593c12fc0be33924c944159e0cb6d32e04e77d638ccd9d0e66fc4a [2022-12-14 20:50:11,832 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 20:50:11,852 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 20:50:11,854 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 20:50:11,855 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 20:50:11,856 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 20:50:11,857 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bcb82d4-58fb-43fd-baec-780f7f9b2c38/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/termination-memory-alloca/b.14-alloca.i [2022-12-14 20:50:14,422 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 20:50:14,564 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 20:50:14,564 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bcb82d4-58fb-43fd-baec-780f7f9b2c38/sv-benchmarks/c/termination-memory-alloca/b.14-alloca.i [2022-12-14 20:50:14,571 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bcb82d4-58fb-43fd-baec-780f7f9b2c38/bin/ukojak-rkRKPMF4O4/data/044f2b65b/bc432f7f04284c2aa93d25d40b40dfe5/FLAG3528536f9 [2022-12-14 20:50:14,582 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bcb82d4-58fb-43fd-baec-780f7f9b2c38/bin/ukojak-rkRKPMF4O4/data/044f2b65b/bc432f7f04284c2aa93d25d40b40dfe5 [2022-12-14 20:50:14,584 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 20:50:14,585 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 20:50:14,586 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 20:50:14,586 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 20:50:14,588 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 20:50:14,589 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 08:50:14" (1/1) ... [2022-12-14 20:50:14,589 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@aeeaa48 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:50:14, skipping insertion in model container [2022-12-14 20:50:14,590 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 08:50:14" (1/1) ... [2022-12-14 20:50:14,598 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 20:50:14,630 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 20:50:14,820 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 20:50:14,828 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 20:50:14,856 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 20:50:14,871 INFO L208 MainTranslator]: Completed translation [2022-12-14 20:50:14,871 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:50:14 WrapperNode [2022-12-14 20:50:14,871 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 20:50:14,872 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 20:50:14,872 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 20:50:14,872 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 20:50:14,878 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:50:14" (1/1) ... [2022-12-14 20:50:14,885 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:50:14" (1/1) ... [2022-12-14 20:50:14,899 INFO L138 Inliner]: procedures = 111, calls = 26, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 81 [2022-12-14 20:50:14,899 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 20:50:14,900 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 20:50:14,900 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 20:50:14,900 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 20:50:14,907 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:50:14" (1/1) ... [2022-12-14 20:50:14,907 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:50:14" (1/1) ... [2022-12-14 20:50:14,909 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:50:14" (1/1) ... [2022-12-14 20:50:14,909 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:50:14" (1/1) ... [2022-12-14 20:50:14,912 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:50:14" (1/1) ... [2022-12-14 20:50:14,915 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:50:14" (1/1) ... [2022-12-14 20:50:14,915 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:50:14" (1/1) ... [2022-12-14 20:50:14,916 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:50:14" (1/1) ... [2022-12-14 20:50:14,917 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 20:50:14,918 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 20:50:14,918 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 20:50:14,918 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 20:50:14,919 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:50:14" (1/1) ... [2022-12-14 20:50:14,924 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 20:50:14,931 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bcb82d4-58fb-43fd-baec-780f7f9b2c38/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 20:50:14,941 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bcb82d4-58fb-43fd-baec-780f7f9b2c38/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 20:50:14,944 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bcb82d4-58fb-43fd-baec-780f7f9b2c38/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 20:50:14,976 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-14 20:50:14,976 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-14 20:50:14,976 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 20:50:14,977 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 20:50:14,977 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 20:50:14,977 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 20:50:15,060 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 20:50:15,062 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 20:50:15,166 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 20:50:15,205 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 20:50:15,205 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-12-14 20:50:15,208 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 08:50:15 BoogieIcfgContainer [2022-12-14 20:50:15,208 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 20:50:15,209 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 20:50:15,209 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 20:50:15,220 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 20:50:15,220 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 08:50:15" (1/1) ... [2022-12-14 20:50:15,229 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 20:50:15,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:50:15,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 19 states and 22 transitions. [2022-12-14 20:50:15,283 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 22 transitions. [2022-12-14 20:50:15,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-12-14 20:50:15,286 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:50:15,286 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:50:15,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:50:15,609 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:50:15,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:50:15,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 22 states and 25 transitions. [2022-12-14 20:50:15,698 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 25 transitions. [2022-12-14 20:50:15,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-12-14 20:50:15,698 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:50:15,698 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:50:15,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:50:16,053 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:50:16,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:50:16,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 28 states and 36 transitions. [2022-12-14 20:50:16,409 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 36 transitions. [2022-12-14 20:50:16,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-12-14 20:50:16,410 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:50:16,410 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:50:16,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:50:16,595 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:50:17,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:50:17,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 35 states and 53 transitions. [2022-12-14 20:50:17,415 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 53 transitions. [2022-12-14 20:50:17,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-12-14 20:50:17,416 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:50:17,416 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:50:17,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:50:17,659 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:50:18,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:50:18,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 39 states and 60 transitions. [2022-12-14 20:50:18,068 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 60 transitions. [2022-12-14 20:50:18,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-12-14 20:50:18,068 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:50:18,069 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:50:18,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:50:18,627 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:50:20,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:50:20,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 48 states and 82 transitions. [2022-12-14 20:50:20,916 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 82 transitions. [2022-12-14 20:50:20,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-12-14 20:50:20,918 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:50:20,918 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:50:20,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:50:21,595 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:50:24,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:50:24,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 58 states and 109 transitions. [2022-12-14 20:50:24,488 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 109 transitions. [2022-12-14 20:50:24,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-12-14 20:50:24,488 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:50:24,489 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:50:24,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:50:25,587 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:50:28,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:50:28,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 64 states and 131 transitions. [2022-12-14 20:50:28,098 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 131 transitions. [2022-12-14 20:50:28,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-12-14 20:50:28,099 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:50:28,099 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:50:28,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:50:28,841 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:50:31,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:50:31,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 70 states and 142 transitions. [2022-12-14 20:50:31,274 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 142 transitions. [2022-12-14 20:50:31,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-12-14 20:50:31,275 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:50:31,275 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:50:31,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:50:32,689 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:50:34,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:50:34,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 72 states and 157 transitions. [2022-12-14 20:50:34,613 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 157 transitions. [2022-12-14 20:50:34,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-14 20:50:34,614 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:50:34,614 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:50:34,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:50:34,773 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 20:50:35,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:50:35,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 74 states and 162 transitions. [2022-12-14 20:50:35,437 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 162 transitions. [2022-12-14 20:50:35,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 20:50:35,437 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:50:35,437 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:50:35,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:50:36,351 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:50:38,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:50:38,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 76 states and 172 transitions. [2022-12-14 20:50:38,074 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 172 transitions. [2022-12-14 20:50:38,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-12-14 20:50:38,074 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:50:38,074 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:50:38,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:50:39,405 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:50:42,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:50:42,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 80 states and 183 transitions. [2022-12-14 20:50:42,176 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 183 transitions. [2022-12-14 20:50:42,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-14 20:50:42,176 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:50:42,176 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:50:42,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:50:43,440 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:50:46,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:50:46,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 88 states and 212 transitions. [2022-12-14 20:50:46,808 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 212 transitions. [2022-12-14 20:50:46,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-14 20:50:46,808 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:50:46,808 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:50:46,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:50:46,910 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:50:50,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:50:50,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 96 states and 231 transitions. [2022-12-14 20:50:50,707 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 231 transitions. [2022-12-14 20:50:50,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-14 20:50:50,707 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:50:50,707 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:50:50,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:50:51,656 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-12-14 20:50:55,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:50:55,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 102 states and 245 transitions. [2022-12-14 20:50:55,492 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 245 transitions. [2022-12-14 20:50:55,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-14 20:50:55,493 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:50:55,493 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:50:55,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:50:57,200 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:51:06,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:51:06,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 117 states and 285 transitions. [2022-12-14 20:51:06,857 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 285 transitions. [2022-12-14 20:51:06,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-12-14 20:51:06,858 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:51:06,858 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:51:06,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:51:07,318 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 12 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 20:51:10,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:51:10,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 121 states and 297 transitions. [2022-12-14 20:51:10,110 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 297 transitions. [2022-12-14 20:51:10,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-12-14 20:51:10,111 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:51:10,111 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:51:10,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:51:11,892 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 6 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:51:18,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:51:18,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 129 states and 314 transitions. [2022-12-14 20:51:18,468 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 314 transitions. [2022-12-14 20:51:18,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-12-14 20:51:18,469 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:51:18,469 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:51:18,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:51:19,588 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 8 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:51:25,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:51:25,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 137 states and 346 transitions. [2022-12-14 20:51:25,181 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 346 transitions. [2022-12-14 20:51:25,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-12-14 20:51:25,182 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:51:25,182 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:51:25,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:51:25,364 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 8 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:51:27,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:51:27,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 355 states to 141 states and 355 transitions. [2022-12-14 20:51:27,709 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 355 transitions. [2022-12-14 20:51:27,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-12-14 20:51:27,709 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:51:27,709 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:51:27,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:51:27,872 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 8 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:51:28,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:51:28,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 369 states to 143 states and 369 transitions. [2022-12-14 20:51:28,975 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 369 transitions. [2022-12-14 20:51:28,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-12-14 20:51:28,975 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:51:28,975 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:51:28,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:51:29,029 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-12-14 20:51:29,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:51:29,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 377 states to 144 states and 377 transitions. [2022-12-14 20:51:29,907 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 377 transitions. [2022-12-14 20:51:29,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-12-14 20:51:29,907 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:51:29,907 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:51:29,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:51:31,692 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 8 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:51:37,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:51:37,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 151 states and 392 transitions. [2022-12-14 20:51:37,212 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 392 transitions. [2022-12-14 20:51:37,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-12-14 20:51:37,212 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:51:37,212 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:51:37,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:51:38,618 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 4 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:51:40,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:51:40,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 153 states and 392 transitions. [2022-12-14 20:51:40,566 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 392 transitions. [2022-12-14 20:51:40,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-12-14 20:51:40,567 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:51:40,567 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:51:40,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:51:40,830 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 4 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:51:42,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:51:42,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 396 states to 156 states and 396 transitions. [2022-12-14 20:51:42,934 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 396 transitions. [2022-12-14 20:51:42,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-12-14 20:51:42,934 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:51:42,934 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:51:42,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:51:44,075 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:51:49,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:51:49,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 435 states to 164 states and 435 transitions. [2022-12-14 20:51:49,106 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 435 transitions. [2022-12-14 20:51:49,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-12-14 20:51:49,106 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:51:49,106 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:51:49,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:51:50,532 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:51:53,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:51:53,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 437 states to 166 states and 437 transitions. [2022-12-14 20:51:53,705 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 437 transitions. [2022-12-14 20:51:53,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-12-14 20:51:53,705 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:51:53,706 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:51:53,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:51:57,792 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:52:03,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:52:03,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 170 states and 447 transitions. [2022-12-14 20:52:03,348 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 447 transitions. [2022-12-14 20:52:03,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-12-14 20:52:03,349 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:52:03,349 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:52:03,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:52:04,236 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-12-14 20:52:09,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:52:09,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 464 states to 178 states and 464 transitions. [2022-12-14 20:52:09,083 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 464 transitions. [2022-12-14 20:52:09,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-12-14 20:52:09,083 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:52:09,084 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:52:09,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:52:12,882 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 20 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:52:22,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:52:22,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 479 states to 186 states and 479 transitions. [2022-12-14 20:52:22,374 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 479 transitions. [2022-12-14 20:52:22,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-12-14 20:52:22,374 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:52:22,374 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:52:22,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:52:24,619 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 22 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:52:29,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:52:29,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 485 states to 190 states and 485 transitions. [2022-12-14 20:52:29,117 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 485 transitions. [2022-12-14 20:52:29,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-12-14 20:52:29,117 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:52:29,117 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:52:29,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:52:31,876 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 48 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:52:39,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:52:39,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 524 states to 198 states and 524 transitions. [2022-12-14 20:52:39,522 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 524 transitions. [2022-12-14 20:52:39,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-12-14 20:52:39,523 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:52:39,523 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:52:39,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:52:40,363 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 48 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:52:43,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:52:43,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 534 states to 202 states and 534 transitions. [2022-12-14 20:52:43,316 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 534 transitions. [2022-12-14 20:52:43,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-12-14 20:52:43,317 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:52:43,317 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:52:43,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:52:46,780 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:53:07,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:53:07,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 591 states to 222 states and 591 transitions. [2022-12-14 20:53:07,170 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 591 transitions. [2022-12-14 20:53:07,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-12-14 20:53:07,171 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:53:07,171 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:53:07,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:53:09,575 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 48 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:53:18,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:53:18,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 612 states to 230 states and 612 transitions. [2022-12-14 20:53:18,183 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 612 transitions. [2022-12-14 20:53:18,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-12-14 20:53:18,184 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:53:18,184 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:53:18,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:53:21,281 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 48 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:53:27,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:53:27,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 620 states to 234 states and 620 transitions. [2022-12-14 20:53:27,421 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 620 transitions. [2022-12-14 20:53:27,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-12-14 20:53:27,422 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:53:27,422 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:53:27,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:53:27,486 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 12 proven. 4 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2022-12-14 20:53:28,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:53:28,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 630 states to 235 states and 630 transitions. [2022-12-14 20:53:28,636 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 630 transitions. [2022-12-14 20:53:28,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-12-14 20:53:28,637 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:53:28,637 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:53:28,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:53:31,184 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 48 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:53:39,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:53:39,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 656 states to 243 states and 656 transitions. [2022-12-14 20:53:39,501 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 656 transitions. [2022-12-14 20:53:39,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-12-14 20:53:39,501 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:53:39,502 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:53:39,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:53:42,240 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 36 proven. 40 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:53:46,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:53:46,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 659 states to 245 states and 659 transitions. [2022-12-14 20:53:46,178 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 659 transitions. [2022-12-14 20:53:46,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-12-14 20:53:46,178 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:53:46,178 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:53:46,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:53:49,922 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 80 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:54:02,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:54:02,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 704 states to 253 states and 704 transitions. [2022-12-14 20:54:02,430 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 704 transitions. [2022-12-14 20:54:02,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-12-14 20:54:02,431 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:54:02,431 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:54:02,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:54:03,670 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 80 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:54:06,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:54:06,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 706 states to 255 states and 706 transitions. [2022-12-14 20:54:06,645 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 706 transitions. [2022-12-14 20:54:06,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-12-14 20:54:06,645 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:54:06,645 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:54:06,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:54:07,373 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 80 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:54:10,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:54:10,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 708 states to 257 states and 708 transitions. [2022-12-14 20:54:10,161 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 708 transitions. [2022-12-14 20:54:10,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-12-14 20:54:10,162 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:54:10,162 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:54:10,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:54:10,471 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 80 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:54:13,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:54:13,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 718 states to 261 states and 718 transitions. [2022-12-14 20:54:13,707 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 718 transitions. [2022-12-14 20:54:13,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-12-14 20:54:13,707 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:54:13,707 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:54:13,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:54:16,490 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 22 proven. 31 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2022-12-14 20:54:29,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:54:29,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 740 states to 273 states and 740 transitions. [2022-12-14 20:54:29,520 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 740 transitions. [2022-12-14 20:54:29,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-12-14 20:54:29,521 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:54:29,521 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:54:29,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:54:33,495 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 78 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:54:44,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:54:44,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 755 states to 281 states and 755 transitions. [2022-12-14 20:54:44,407 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 755 transitions. [2022-12-14 20:54:44,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-12-14 20:54:44,407 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:54:44,408 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:54:44,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:54:45,602 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 80 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:54:50,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:54:50,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 761 states to 285 states and 761 transitions. [2022-12-14 20:54:50,322 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 761 transitions. [2022-12-14 20:54:50,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-12-14 20:54:50,322 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:54:50,322 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:54:50,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:54:52,187 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:55:01,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:55:01,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 806 states to 293 states and 806 transitions. [2022-12-14 20:55:01,888 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 806 transitions. [2022-12-14 20:55:01,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-12-14 20:55:01,888 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:55:01,888 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:55:01,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:55:02,502 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:55:06,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:55:06,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 816 states to 297 states and 816 transitions. [2022-12-14 20:55:06,595 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 816 transitions. [2022-12-14 20:55:06,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-12-14 20:55:06,595 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:55:06,596 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:55:06,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:55:07,934 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 0 proven. 38 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2022-12-14 20:55:14,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:55:14,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 829 states to 303 states and 829 transitions. [2022-12-14 20:55:14,843 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 829 transitions. [2022-12-14 20:55:14,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-12-14 20:55:14,843 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:55:14,843 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:55:14,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:55:17,348 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 120 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:55:27,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:55:27,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 843 states to 311 states and 843 transitions. [2022-12-14 20:55:27,712 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 843 transitions. [2022-12-14 20:55:27,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-12-14 20:55:27,712 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:55:27,712 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:55:27,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:55:33,232 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 113 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:55:43,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:55:43,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 850 states to 315 states and 850 transitions. [2022-12-14 20:55:43,033 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 850 transitions. [2022-12-14 20:55:43,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-12-14 20:55:43,033 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:55:43,033 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:55:43,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:55:48,065 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 0 proven. 168 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:56:01,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:56:01,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 895 states to 323 states and 895 transitions. [2022-12-14 20:56:01,850 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 895 transitions. [2022-12-14 20:56:01,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-12-14 20:56:01,851 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:56:01,851 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:56:01,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:56:02,381 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 0 proven. 168 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:56:06,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:56:06,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 905 states to 327 states and 905 transitions. [2022-12-14 20:56:06,338 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 905 transitions. [2022-12-14 20:56:06,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-12-14 20:56:06,338 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:56:06,338 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:56:06,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:56:09,897 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2022-12-14 20:56:19,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:56:19,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 918 states to 333 states and 918 transitions. [2022-12-14 20:56:19,064 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 918 transitions. [2022-12-14 20:56:19,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-12-14 20:56:19,064 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:56:19,065 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:56:19,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:56:21,855 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 168 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:56:33,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:56:33,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 932 states to 341 states and 932 transitions. [2022-12-14 20:56:33,829 INFO L276 IsEmpty]: Start isEmpty. Operand 341 states and 932 transitions. [2022-12-14 20:56:33,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-12-14 20:56:33,830 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:56:33,830 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:56:33,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:56:35,511 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 168 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:56:42,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:56:42,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 939 states to 345 states and 939 transitions. [2022-12-14 20:56:42,070 INFO L276 IsEmpty]: Start isEmpty. Operand 345 states and 939 transitions. [2022-12-14 20:56:42,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2022-12-14 20:56:42,070 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:56:42,070 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:56:42,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:56:46,299 INFO L134 CoverageAnalysis]: Checked inductivity of 224 backedges. 0 proven. 224 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:56:59,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:56:59,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 984 states to 353 states and 984 transitions. [2022-12-14 20:56:59,239 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 984 transitions. [2022-12-14 20:56:59,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2022-12-14 20:56:59,240 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:56:59,240 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:56:59,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:57:00,003 INFO L134 CoverageAnalysis]: Checked inductivity of 224 backedges. 0 proven. 224 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:57:04,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:57:04,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 994 states to 357 states and 994 transitions. [2022-12-14 20:57:04,646 INFO L276 IsEmpty]: Start isEmpty. Operand 357 states and 994 transitions. [2022-12-14 20:57:04,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2022-12-14 20:57:04,647 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:57:04,647 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:57:04,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:57:13,789 INFO L134 CoverageAnalysis]: Checked inductivity of 248 backedges. 0 proven. 248 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:57:53,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:57:53,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1065 states to 380 states and 1065 transitions. [2022-12-14 20:57:53,779 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 1065 transitions. [2022-12-14 20:57:53,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2022-12-14 20:57:53,780 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:57:53,780 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:57:53,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:57:56,125 INFO L134 CoverageAnalysis]: Checked inductivity of 256 backedges. 224 proven. 32 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:58:08,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:58:08,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1086 states to 388 states and 1086 transitions. [2022-12-14 20:58:08,627 INFO L276 IsEmpty]: Start isEmpty. Operand 388 states and 1086 transitions. [2022-12-14 20:58:08,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2022-12-14 20:58:08,627 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:58:08,627 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:58:08,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:58:09,273 INFO L134 CoverageAnalysis]: Checked inductivity of 256 backedges. 224 proven. 32 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:58:14,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:58:14,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1095 states to 392 states and 1095 transitions. [2022-12-14 20:58:14,362 INFO L276 IsEmpty]: Start isEmpty. Operand 392 states and 1095 transitions. [2022-12-14 20:58:14,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2022-12-14 20:58:14,362 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:58:14,362 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:58:14,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:58:14,518 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 24 proven. 8 refuted. 0 times theorem prover too weak. 232 trivial. 0 not checked. [2022-12-14 20:58:16,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:58:16,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1109 states to 393 states and 1109 transitions. [2022-12-14 20:58:16,358 INFO L276 IsEmpty]: Start isEmpty. Operand 393 states and 1109 transitions. [2022-12-14 20:58:16,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2022-12-14 20:58:16,359 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:58:16,359 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:58:16,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:58:27,516 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 224 proven. 48 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:58:45,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:58:45,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1125 states to 399 states and 1125 transitions. [2022-12-14 20:58:45,430 INFO L276 IsEmpty]: Start isEmpty. Operand 399 states and 1125 transitions. [2022-12-14 20:58:45,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2022-12-14 20:58:45,430 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:58:45,431 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:58:45,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:58:47,161 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 14 proven. 48 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2022-12-14 20:58:55,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:58:55,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1164 states to 403 states and 1164 transitions. [2022-12-14 20:58:55,393 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 1164 transitions. [2022-12-14 20:58:55,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2022-12-14 20:58:55,394 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:58:55,394 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:58:55,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:59:02,346 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 196 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:59:16,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:59:16,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1182 states to 407 states and 1182 transitions. [2022-12-14 20:59:16,397 INFO L276 IsEmpty]: Start isEmpty. Operand 407 states and 1182 transitions. [2022-12-14 20:59:16,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-12-14 20:59:16,397 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:59:16,398 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:59:16,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:59:19,834 INFO L134 CoverageAnalysis]: Checked inductivity of 288 backedges. 0 proven. 288 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:59:32,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:59:32,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1234 states to 415 states and 1234 transitions. [2022-12-14 20:59:32,667 INFO L276 IsEmpty]: Start isEmpty. Operand 415 states and 1234 transitions. [2022-12-14 20:59:32,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-12-14 20:59:32,667 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:59:32,667 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:59:32,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:59:33,412 INFO L134 CoverageAnalysis]: Checked inductivity of 288 backedges. 0 proven. 288 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:59:38,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:59:38,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1244 states to 419 states and 1244 transitions. [2022-12-14 20:59:38,058 INFO L276 IsEmpty]: Start isEmpty. Operand 419 states and 1244 transitions. [2022-12-14 20:59:38,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-12-14 20:59:38,059 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:59:38,059 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:59:38,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:59:38,927 INFO L134 CoverageAnalysis]: Checked inductivity of 288 backedges. 0 proven. 288 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:59:42,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:59:42,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1247 states to 421 states and 1247 transitions. [2022-12-14 20:59:42,459 INFO L276 IsEmpty]: Start isEmpty. Operand 421 states and 1247 transitions. [2022-12-14 20:59:42,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-12-14 20:59:42,459 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:59:42,459 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:59:42,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:59:43,310 INFO L134 CoverageAnalysis]: Checked inductivity of 288 backedges. 0 proven. 288 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:59:47,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:59:47,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1259 states to 423 states and 1259 transitions. [2022-12-14 20:59:47,454 INFO L276 IsEmpty]: Start isEmpty. Operand 423 states and 1259 transitions. [2022-12-14 20:59:47,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-12-14 20:59:47,454 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:59:47,455 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:59:47,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:59:48,301 INFO L134 CoverageAnalysis]: Checked inductivity of 288 backedges. 0 proven. 288 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:59:51,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:59:51,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1261 states to 425 states and 1261 transitions. [2022-12-14 20:59:51,683 INFO L276 IsEmpty]: Start isEmpty. Operand 425 states and 1261 transitions. [2022-12-14 20:59:51,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-12-14 20:59:51,684 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:59:51,684 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:59:51,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:59:52,472 INFO L134 CoverageAnalysis]: Checked inductivity of 288 backedges. 0 proven. 288 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:59:55,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:59:55,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1263 states to 427 states and 1263 transitions. [2022-12-14 20:59:55,708 INFO L276 IsEmpty]: Start isEmpty. Operand 427 states and 1263 transitions. [2022-12-14 20:59:55,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2022-12-14 20:59:55,709 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:59:55,709 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:59:55,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:59:59,675 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 0 proven. 43 refuted. 0 times theorem prover too weak. 272 trivial. 0 not checked. [2022-12-14 21:00:13,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:00:13,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1277 states to 435 states and 1277 transitions. [2022-12-14 21:00:13,752 INFO L276 IsEmpty]: Start isEmpty. Operand 435 states and 1277 transitions. [2022-12-14 21:00:13,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2022-12-14 21:00:13,752 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:00:13,753 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:00:13,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:00:15,836 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 0 proven. 59 refuted. 0 times theorem prover too weak. 256 trivial. 0 not checked. [2022-12-14 21:00:21,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:00:21,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1285 states to 439 states and 1285 transitions. [2022-12-14 21:00:21,529 INFO L276 IsEmpty]: Start isEmpty. Operand 439 states and 1285 transitions. [2022-12-14 21:00:21,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2022-12-14 21:00:21,529 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:00:21,529 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:00:21,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:00:23,922 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 288 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:00:37,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:00:37,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1299 states to 447 states and 1299 transitions. [2022-12-14 21:00:37,271 INFO L276 IsEmpty]: Start isEmpty. Operand 447 states and 1299 transitions. [2022-12-14 21:00:37,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2022-12-14 21:00:37,271 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:00:37,271 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:00:37,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:00:41,147 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 288 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:00:50,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:00:50,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1306 states to 451 states and 1306 transitions. [2022-12-14 21:00:50,692 INFO L276 IsEmpty]: Start isEmpty. Operand 451 states and 1306 transitions. [2022-12-14 21:00:50,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2022-12-14 21:00:50,692 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:00:50,693 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:00:50,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:00:54,089 INFO L134 CoverageAnalysis]: Checked inductivity of 360 backedges. 0 proven. 360 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:01:06,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:01:06,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1349 states to 459 states and 1349 transitions. [2022-12-14 21:01:06,796 INFO L276 IsEmpty]: Start isEmpty. Operand 459 states and 1349 transitions. [2022-12-14 21:01:06,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2022-12-14 21:01:06,796 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:01:06,796 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:01:06,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:01:07,525 INFO L134 CoverageAnalysis]: Checked inductivity of 360 backedges. 0 proven. 360 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:01:15,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:01:15,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1368 states to 463 states and 1368 transitions. [2022-12-14 21:01:15,598 INFO L276 IsEmpty]: Start isEmpty. Operand 463 states and 1368 transitions. [2022-12-14 21:01:15,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2022-12-14 21:01:15,598 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:01:15,598 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:01:15,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:01:23,724 INFO L134 CoverageAnalysis]: Checked inductivity of 390 backedges. 0 proven. 390 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:01:48,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:01:48,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1433 states to 474 states and 1433 transitions. [2022-12-14 21:01:48,829 INFO L276 IsEmpty]: Start isEmpty. Operand 474 states and 1433 transitions. [2022-12-14 21:01:48,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2022-12-14 21:01:48,829 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:01:48,829 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:01:48,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:01:52,784 INFO L134 CoverageAnalysis]: Checked inductivity of 390 backedges. 0 proven. 390 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:02:07,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:02:07,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1439 states to 480 states and 1439 transitions. [2022-12-14 21:02:07,021 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 1439 transitions. [2022-12-14 21:02:07,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2022-12-14 21:02:07,022 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:02:07,022 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:02:07,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:02:10,123 INFO L134 CoverageAnalysis]: Checked inductivity of 400 backedges. 360 proven. 40 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:02:24,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:02:24,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1461 states to 488 states and 1461 transitions. [2022-12-14 21:02:24,279 INFO L276 IsEmpty]: Start isEmpty. Operand 488 states and 1461 transitions. [2022-12-14 21:02:24,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2022-12-14 21:02:24,279 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:02:24,279 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:02:24,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:02:25,241 INFO L134 CoverageAnalysis]: Checked inductivity of 400 backedges. 360 proven. 40 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:02:32,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:02:32,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1470 states to 492 states and 1470 transitions. [2022-12-14 21:02:32,334 INFO L276 IsEmpty]: Start isEmpty. Operand 492 states and 1470 transitions. [2022-12-14 21:02:32,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2022-12-14 21:02:32,334 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:02:32,334 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:02:32,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:02:32,448 INFO L134 CoverageAnalysis]: Checked inductivity of 410 backedges. 30 proven. 10 refuted. 0 times theorem prover too weak. 370 trivial. 0 not checked. [2022-12-14 21:02:34,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:02:34,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1489 states to 493 states and 1489 transitions. [2022-12-14 21:02:34,885 INFO L276 IsEmpty]: Start isEmpty. Operand 493 states and 1489 transitions. [2022-12-14 21:02:34,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2022-12-14 21:02:34,886 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:02:34,886 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:02:34,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:02:37,476 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 288 proven. 60 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2022-12-14 21:02:52,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:02:52,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1532 states to 501 states and 1532 transitions. [2022-12-14 21:02:52,880 INFO L276 IsEmpty]: Start isEmpty. Operand 501 states and 1532 transitions. [2022-12-14 21:02:52,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2022-12-14 21:02:52,880 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:02:52,881 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:02:52,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:02:57,874 INFO L134 CoverageAnalysis]: Checked inductivity of 430 backedges. 324 proven. 106 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:03:05,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:03:05,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1535 states to 503 states and 1535 transitions. [2022-12-14 21:03:05,480 INFO L276 IsEmpty]: Start isEmpty. Operand 503 states and 1535 transitions. [2022-12-14 21:03:05,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2022-12-14 21:03:05,480 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:03:05,480 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:03:05,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:03:10,164 INFO L134 CoverageAnalysis]: Checked inductivity of 440 backedges. 0 proven. 440 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.