./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/divbin2_unwindbound20.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08632f4-c7c4-4955-b49b-b09bd2ac1af2/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08632f4-c7c4-4955-b49b-b09bd2ac1af2/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_a08632f4-c7c4-4955-b49b-b09bd2ac1af2/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08632f4-c7c4-4955-b49b-b09bd2ac1af2/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/divbin2_unwindbound20.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08632f4-c7c4-4955-b49b-b09bd2ac1af2/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08632f4-c7c4-4955-b49b-b09bd2ac1af2/bin/ukojak-rkRKPMF4O4 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash cc20d196113d3ae541f6b6d9413b3adf505f83f475b90cd277ec788090ea4b3d --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-15 01:59:17,414 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-15 01:59:17,416 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-15 01:59:17,459 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-15 01:59:17,460 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-15 01:59:17,461 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-15 01:59:17,461 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-15 01:59:17,463 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-15 01:59:17,464 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-15 01:59:17,464 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-15 01:59:17,465 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-15 01:59:17,466 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-15 01:59:17,466 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-15 01:59:17,467 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-15 01:59:17,468 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-15 01:59:17,469 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-15 01:59:17,469 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-15 01:59:17,470 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-15 01:59:17,472 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-15 01:59:17,473 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-15 01:59:17,475 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-15 01:59:17,477 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-15 01:59:17,479 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-15 01:59:17,480 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-15 01:59:17,482 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-15 01:59:17,482 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-15 01:59:17,482 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-15 01:59:17,483 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-15 01:59:17,483 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-15 01:59:17,484 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-15 01:59:17,484 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-15 01:59:17,485 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-15 01:59:17,485 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-15 01:59:17,486 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-15 01:59:17,486 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-15 01:59:17,486 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-15 01:59:17,487 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-15 01:59:17,487 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-15 01:59:17,487 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-15 01:59:17,488 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-15 01:59:17,489 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-15 01:59:17,490 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08632f4-c7c4-4955-b49b-b09bd2ac1af2/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-12-15 01:59:17,504 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-15 01:59:17,504 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-15 01:59:17,504 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-15 01:59:17,505 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-15 01:59:17,505 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-15 01:59:17,505 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-15 01:59:17,505 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-15 01:59:17,505 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-15 01:59:17,506 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-15 01:59:17,506 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-15 01:59:17,506 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-15 01:59:17,506 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-15 01:59:17,506 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-15 01:59:17,506 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-15 01:59:17,506 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-15 01:59:17,506 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-15 01:59:17,507 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-15 01:59:17,507 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-15 01:59:17,507 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-15 01:59:17,507 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-15 01:59:17,507 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-15 01:59:17,507 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 01:59:17,508 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-15 01:59:17,508 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-15 01:59:17,508 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-15 01:59:17,508 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-15 01:59:17,508 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-15 01:59:17,508 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-15 01:59:17,508 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_a08632f4-c7c4-4955-b49b-b09bd2ac1af2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08632f4-c7c4-4955-b49b-b09bd2ac1af2/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cc20d196113d3ae541f6b6d9413b3adf505f83f475b90cd277ec788090ea4b3d [2022-12-15 01:59:17,677 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-15 01:59:17,693 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-15 01:59:17,695 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-15 01:59:17,696 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-15 01:59:17,696 INFO L275 PluginConnector]: CDTParser initialized [2022-12-15 01:59:17,697 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08632f4-c7c4-4955-b49b-b09bd2ac1af2/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/nla-digbench-scaling/divbin2_unwindbound20.i [2022-12-15 01:59:20,221 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-15 01:59:20,344 INFO L351 CDTParser]: Found 1 translation units. [2022-12-15 01:59:20,344 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08632f4-c7c4-4955-b49b-b09bd2ac1af2/sv-benchmarks/c/nla-digbench-scaling/divbin2_unwindbound20.i [2022-12-15 01:59:20,349 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08632f4-c7c4-4955-b49b-b09bd2ac1af2/bin/ukojak-rkRKPMF4O4/data/272938c56/3cf78ce505cc4c658dda375ed3c22b0a/FLAG65d8ebe87 [2022-12-15 01:59:20,359 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08632f4-c7c4-4955-b49b-b09bd2ac1af2/bin/ukojak-rkRKPMF4O4/data/272938c56/3cf78ce505cc4c658dda375ed3c22b0a [2022-12-15 01:59:20,361 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-15 01:59:20,362 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-15 01:59:20,364 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-15 01:59:20,364 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-15 01:59:20,366 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-15 01:59:20,367 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:59:20" (1/1) ... [2022-12-15 01:59:20,367 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@695ea24c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:59:20, skipping insertion in model container [2022-12-15 01:59:20,367 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:59:20" (1/1) ... [2022-12-15 01:59:20,373 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-15 01:59:20,384 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-15 01:59:20,491 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08632f4-c7c4-4955-b49b-b09bd2ac1af2/sv-benchmarks/c/nla-digbench-scaling/divbin2_unwindbound20.i[951,964] [2022-12-15 01:59:20,502 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 01:59:20,510 INFO L203 MainTranslator]: Completed pre-run [2022-12-15 01:59:20,519 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08632f4-c7c4-4955-b49b-b09bd2ac1af2/sv-benchmarks/c/nla-digbench-scaling/divbin2_unwindbound20.i[951,964] [2022-12-15 01:59:20,522 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 01:59:20,532 INFO L208 MainTranslator]: Completed translation [2022-12-15 01:59:20,533 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:59:20 WrapperNode [2022-12-15 01:59:20,533 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-15 01:59:20,534 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-15 01:59:20,534 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-15 01:59:20,534 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-15 01:59:20,539 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:59:20" (1/1) ... [2022-12-15 01:59:20,545 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:59:20" (1/1) ... [2022-12-15 01:59:20,557 INFO L138 Inliner]: procedures = 16, calls = 8, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 51 [2022-12-15 01:59:20,558 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-15 01:59:20,558 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-15 01:59:20,558 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-15 01:59:20,558 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-15 01:59:20,565 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:59:20" (1/1) ... [2022-12-15 01:59:20,565 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:59:20" (1/1) ... [2022-12-15 01:59:20,566 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:59:20" (1/1) ... [2022-12-15 01:59:20,566 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:59:20" (1/1) ... [2022-12-15 01:59:20,568 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:59:20" (1/1) ... [2022-12-15 01:59:20,570 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:59:20" (1/1) ... [2022-12-15 01:59:20,571 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:59:20" (1/1) ... [2022-12-15 01:59:20,572 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:59:20" (1/1) ... [2022-12-15 01:59:20,573 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-15 01:59:20,573 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-15 01:59:20,574 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-15 01:59:20,574 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-15 01:59:20,574 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:59:20" (1/1) ... [2022-12-15 01:59:20,579 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 01:59:20,589 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08632f4-c7c4-4955-b49b-b09bd2ac1af2/bin/ukojak-rkRKPMF4O4/z3 [2022-12-15 01:59:20,599 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08632f4-c7c4-4955-b49b-b09bd2ac1af2/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-15 01:59:20,601 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08632f4-c7c4-4955-b49b-b09bd2ac1af2/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-15 01:59:20,661 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-15 01:59:20,662 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-15 01:59:20,662 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-15 01:59:20,662 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-15 01:59:20,662 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-12-15 01:59:20,662 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-12-15 01:59:20,724 INFO L235 CfgBuilder]: Building ICFG [2022-12-15 01:59:20,726 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-15 01:59:20,830 INFO L276 CfgBuilder]: Performing block encoding [2022-12-15 01:59:20,849 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-15 01:59:20,850 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-12-15 01:59:20,851 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 01:59:20 BoogieIcfgContainer [2022-12-15 01:59:20,851 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-15 01:59:20,852 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-15 01:59:20,852 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-15 01:59:20,859 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-15 01:59:20,859 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 01:59:20" (1/1) ... [2022-12-15 01:59:20,865 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-15 01:59:20,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:59:20,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 17 states and 24 transitions. [2022-12-15 01:59:20,902 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 24 transitions. [2022-12-15 01:59:20,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-12-15 01:59:20,903 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:59:20,904 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:59:20,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:59:20,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:59:20,984 INFO L263 TraceCheckSpWp]: Trace formula consists of 42 conjuncts, 1 conjunts are in the unsatisfiable core [2022-12-15 01:59:20,987 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 01:59:21,002 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 01:59:21,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:59:21,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 17 states and 21 transitions. [2022-12-15 01:59:21,019 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 21 transitions. [2022-12-15 01:59:21,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-12-15 01:59:21,019 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:59:21,019 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:59:21,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:59:21,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:59:21,055 INFO L263 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 3 conjunts are in the unsatisfiable core [2022-12-15 01:59:21,055 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 01:59:21,091 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 01:59:21,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:59:21,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 19 states and 24 transitions. [2022-12-15 01:59:21,125 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 24 transitions. [2022-12-15 01:59:21,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-12-15 01:59:21,126 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:59:21,126 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:59:21,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:59:21,154 INFO L263 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 5 conjunts are in the unsatisfiable core [2022-12-15 01:59:21,155 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 01:59:21,186 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 01:59:21,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:59:21,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 22 states and 31 transitions. [2022-12-15 01:59:21,272 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 31 transitions. [2022-12-15 01:59:21,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-12-15 01:59:21,274 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:59:21,274 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:59:21,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:59:21,304 INFO L263 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 15 conjunts are in the unsatisfiable core [2022-12-15 01:59:21,306 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 01:59:21,444 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 01:59:21,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:59:21,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 30 states and 48 transitions. [2022-12-15 01:59:21,988 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 48 transitions. [2022-12-15 01:59:21,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-12-15 01:59:21,990 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:59:21,991 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:59:22,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:59:22,011 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 5 conjunts are in the unsatisfiable core [2022-12-15 01:59:22,012 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 01:59:22,043 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 01:59:22,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:59:22,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 32 states and 52 transitions. [2022-12-15 01:59:22,157 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 52 transitions. [2022-12-15 01:59:22,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-12-15 01:59:22,157 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:59:22,158 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:59:22,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:59:22,187 INFO L263 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-15 01:59:22,188 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 01:59:22,314 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-12-15 01:59:23,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:59:23,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 38 states and 66 transitions. [2022-12-15 01:59:23,143 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 66 transitions. [2022-12-15 01:59:23,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-12-15 01:59:23,144 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:59:23,144 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:59:23,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:59:23,162 INFO L263 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 7 conjunts are in the unsatisfiable core [2022-12-15 01:59:23,163 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 01:59:23,225 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 01:59:23,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:59:23,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 41 states and 75 transitions. [2022-12-15 01:59:23,471 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 75 transitions. [2022-12-15 01:59:23,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-12-15 01:59:23,472 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:59:23,472 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:59:23,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:59:23,492 INFO L263 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 16 conjunts are in the unsatisfiable core [2022-12-15 01:59:23,494 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 01:59:23,674 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 01:59:24,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:59:24,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 46 states and 87 transitions. [2022-12-15 01:59:24,670 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 87 transitions. [2022-12-15 01:59:24,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-12-15 01:59:24,671 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:59:24,671 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:59:24,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:59:24,693 INFO L263 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 7 conjunts are in the unsatisfiable core [2022-12-15 01:59:24,695 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 01:59:24,747 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 01:59:24,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:59:24,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 48 states and 94 transitions. [2022-12-15 01:59:24,873 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 94 transitions. [2022-12-15 01:59:24,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-15 01:59:24,873 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:59:24,873 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:59:24,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:59:24,891 INFO L263 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-15 01:59:24,893 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 01:59:25,045 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 01:59:25,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:59:25,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 52 states and 103 transitions. [2022-12-15 01:59:25,461 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 103 transitions. [2022-12-15 01:59:25,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-15 01:59:25,462 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:59:25,463 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:59:25,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:59:25,491 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 19 conjunts are in the unsatisfiable core [2022-12-15 01:59:25,492 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 01:59:25,729 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 01:59:27,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:59:27,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 58 states and 119 transitions. [2022-12-15 01:59:27,611 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 119 transitions. [2022-12-15 01:59:27,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-15 01:59:27,612 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:59:27,612 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:59:27,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:59:27,632 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 10 conjunts are in the unsatisfiable core [2022-12-15 01:59:27,633 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 01:59:27,673 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-15 01:59:28,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:59:28,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 64 states and 134 transitions. [2022-12-15 01:59:28,828 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 134 transitions. [2022-12-15 01:59:28,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-15 01:59:28,829 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:59:28,829 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:59:28,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:59:28,846 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 20 conjunts are in the unsatisfiable core [2022-12-15 01:59:28,847 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 01:59:29,089 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 01:59:29,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:59:29,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 66 states and 136 transitions. [2022-12-15 01:59:29,812 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 136 transitions. [2022-12-15 01:59:29,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-15 01:59:29,813 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:59:29,813 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:59:29,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:59:29,832 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 9 conjunts are in the unsatisfiable core [2022-12-15 01:59:29,833 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 01:59:29,980 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 01:59:30,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:59:30,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 69 states and 148 transitions. [2022-12-15 01:59:30,596 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 148 transitions. [2022-12-15 01:59:30,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-15 01:59:30,596 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:59:30,597 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:59:30,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:59:30,617 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 19 conjunts are in the unsatisfiable core [2022-12-15 01:59:30,618 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 01:59:30,667 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 01:59:32,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:59:32,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 75 states and 163 transitions. [2022-12-15 01:59:32,359 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 163 transitions. [2022-12-15 01:59:32,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-12-15 01:59:32,360 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:59:32,360 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:59:32,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:59:32,377 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 5 conjunts are in the unsatisfiable core [2022-12-15 01:59:32,378 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 01:59:32,450 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 01:59:34,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:59:34,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 80 states and 182 transitions. [2022-12-15 01:59:34,443 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 182 transitions. [2022-12-15 01:59:34,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-12-15 01:59:34,444 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:59:34,444 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:59:34,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:59:34,460 INFO L263 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 9 conjunts are in the unsatisfiable core [2022-12-15 01:59:34,461 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 01:59:34,566 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 01:59:34,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:59:34,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 82 states and 196 transitions. [2022-12-15 01:59:34,795 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 196 transitions. [2022-12-15 01:59:34,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-15 01:59:34,796 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:59:34,796 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:59:34,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:59:34,818 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 19 conjunts are in the unsatisfiable core [2022-12-15 01:59:34,819 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 01:59:34,995 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 01:59:36,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:59:36,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 85 states and 204 transitions. [2022-12-15 01:59:36,024 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 204 transitions. [2022-12-15 01:59:36,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-15 01:59:36,025 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:59:36,025 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:59:36,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:59:36,047 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 19 conjunts are in the unsatisfiable core [2022-12-15 01:59:36,048 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 01:59:36,112 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 01:59:38,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:59:38,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 91 states and 227 transitions. [2022-12-15 01:59:38,135 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 227 transitions. [2022-12-15 01:59:38,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-15 01:59:38,136 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:59:38,136 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:59:38,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:59:38,165 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 10 conjunts are in the unsatisfiable core [2022-12-15 01:59:38,166 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 01:59:38,197 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-12-15 01:59:38,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:59:38,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 93 states and 228 transitions. [2022-12-15 01:59:38,811 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 228 transitions. [2022-12-15 01:59:38,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-15 01:59:38,812 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:59:38,812 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:59:38,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:59:38,837 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 21 conjunts are in the unsatisfiable core [2022-12-15 01:59:38,837 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 01:59:39,144 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 01:59:41,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:59:41,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 98 states and 242 transitions. [2022-12-15 01:59:41,140 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 242 transitions. [2022-12-15 01:59:41,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-15 01:59:41,140 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:59:41,140 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:59:41,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:59:41,163 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 21 conjunts are in the unsatisfiable core [2022-12-15 01:59:41,164 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 01:59:41,222 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 01:59:42,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:59:42,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 100 states and 242 transitions. [2022-12-15 01:59:42,733 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 242 transitions. [2022-12-15 01:59:42,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-15 01:59:42,734 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:59:42,734 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:59:42,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:59:42,753 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-15 01:59:42,754 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 01:59:42,976 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 01:59:43,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:59:43,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 103 states and 256 transitions. [2022-12-15 01:59:43,945 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 256 transitions. [2022-12-15 01:59:43,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-15 01:59:43,945 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:59:43,945 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:59:43,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:59:43,962 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 19 conjunts are in the unsatisfiable core [2022-12-15 01:59:43,962 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 01:59:44,014 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 01:59:45,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:59:45,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 106 states and 263 transitions. [2022-12-15 01:59:45,627 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 263 transitions. [2022-12-15 01:59:45,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-15 01:59:45,628 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:59:45,628 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:59:45,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:59:45,646 INFO L263 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 9 conjunts are in the unsatisfiable core [2022-12-15 01:59:45,647 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 01:59:45,665 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 01:59:48,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:59:48,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 112 states and 292 transitions. [2022-12-15 01:59:48,545 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 292 transitions. [2022-12-15 01:59:48,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-15 01:59:48,545 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:59:48,545 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:59:48,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:59:48,573 INFO L263 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 26 conjunts are in the unsatisfiable core [2022-12-15 01:59:48,574 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 01:59:49,129 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 1 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 01:59:53,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:59:53,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 119 states and 322 transitions. [2022-12-15 01:59:53,266 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 322 transitions. [2022-12-15 01:59:53,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-15 01:59:53,267 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:59:53,267 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:59:53,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:59:53,290 INFO L263 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 26 conjunts are in the unsatisfiable core [2022-12-15 01:59:53,291 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 01:59:53,394 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 1 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 01:59:56,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:59:56,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 124 states and 333 transitions. [2022-12-15 01:59:56,553 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 333 transitions. [2022-12-15 01:59:56,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-15 01:59:56,553 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:59:56,553 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:59:56,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:59:56,567 INFO L263 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 9 conjunts are in the unsatisfiable core [2022-12-15 01:59:56,567 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 01:59:56,583 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 01:59:57,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:59:57,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 124 states and 332 transitions. [2022-12-15 01:59:57,011 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 332 transitions. [2022-12-15 01:59:57,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-15 01:59:57,012 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:59:57,012 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:59:57,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:59:57,032 INFO L263 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 26 conjunts are in the unsatisfiable core [2022-12-15 01:59:57,033 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 01:59:57,132 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 1 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 01:59:58,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:59:58,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 126 states and 336 transitions. [2022-12-15 01:59:58,369 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 336 transitions. [2022-12-15 01:59:58,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-15 01:59:58,370 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:59:58,370 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:59:58,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:59:58,386 INFO L263 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-15 01:59:58,386 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 01:59:58,536 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 01:59:58,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:59:58,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 128 states and 357 transitions. [2022-12-15 01:59:58,951 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 357 transitions. [2022-12-15 01:59:58,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-15 01:59:58,951 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:59:58,951 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:59:58,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:59:58,972 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 21 conjunts are in the unsatisfiable core [2022-12-15 01:59:58,973 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 01:59:59,194 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:00:00,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:00:00,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 365 states to 131 states and 365 transitions. [2022-12-15 02:00:00,892 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 365 transitions. [2022-12-15 02:00:00,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-15 02:00:00,893 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:00:00,893 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:00:00,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:00:00,917 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 21 conjunts are in the unsatisfiable core [2022-12-15 02:00:00,927 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 02:00:01,004 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:00:02,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:00:02,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 133 states and 368 transitions. [2022-12-15 02:00:02,217 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 368 transitions. [2022-12-15 02:00:02,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-15 02:00:02,217 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:00:02,217 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:00:02,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:00:02,275 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 23 conjunts are in the unsatisfiable core [2022-12-15 02:00:02,276 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 02:00:02,731 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:00:05,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:00:05,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 139 states and 389 transitions. [2022-12-15 02:00:05,424 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 389 transitions. [2022-12-15 02:00:05,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-15 02:00:05,424 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:00:05,424 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:00:05,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:00:05,440 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 21 conjunts are in the unsatisfiable core [2022-12-15 02:00:05,441 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 02:00:05,506 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:00:06,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:00:06,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 139 states and 386 transitions. [2022-12-15 02:00:06,449 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 386 transitions. [2022-12-15 02:00:06,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-15 02:00:06,450 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:00:06,450 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:00:06,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:00:06,466 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjunts are in the unsatisfiable core [2022-12-15 02:00:06,466 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 02:00:06,861 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:00:08,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:00:08,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 404 states to 142 states and 404 transitions. [2022-12-15 02:00:08,103 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 404 transitions. [2022-12-15 02:00:08,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-15 02:00:08,104 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:00:08,104 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:00:08,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:00:08,120 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 21 conjunts are in the unsatisfiable core [2022-12-15 02:00:08,121 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 02:00:08,167 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:00:09,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:00:09,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 415 states to 145 states and 415 transitions. [2022-12-15 02:00:09,463 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 415 transitions. [2022-12-15 02:00:09,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-15 02:00:09,464 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:00:09,464 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:00:09,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:00:09,488 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 23 conjunts are in the unsatisfiable core [2022-12-15 02:00:09,489 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 02:00:09,565 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:00:12,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:00:12,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 437 states to 151 states and 437 transitions. [2022-12-15 02:00:12,822 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 437 transitions. [2022-12-15 02:00:12,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-15 02:00:12,822 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:00:12,822 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:00:12,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:00:12,844 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 22 conjunts are in the unsatisfiable core [2022-12-15 02:00:12,845 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 02:00:13,172 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:00:14,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:00:14,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 433 states to 151 states and 433 transitions. [2022-12-15 02:00:14,523 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 433 transitions. [2022-12-15 02:00:14,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-15 02:00:14,524 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:00:14,524 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:00:14,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:00:14,539 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjunts are in the unsatisfiable core [2022-12-15 02:00:14,540 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 02:00:14,559 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:00:15,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:00:15,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 432 states to 151 states and 432 transitions. [2022-12-15 02:00:15,157 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 432 transitions. [2022-12-15 02:00:15,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-12-15 02:00:15,158 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:00:15,158 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:00:15,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:00:15,323 INFO L263 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 29 conjunts are in the unsatisfiable core [2022-12-15 02:00:15,325 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 02:00:15,754 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 1 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:00:25,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:00:25,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 467 states to 159 states and 467 transitions. [2022-12-15 02:00:25,469 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 467 transitions. [2022-12-15 02:00:25,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-12-15 02:00:25,470 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:00:25,470 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:00:25,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:00:25,572 INFO L263 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 29 conjunts are in the unsatisfiable core [2022-12-15 02:00:25,573 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 02:00:25,690 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 1 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:00:33,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:00:33,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 166 states and 488 transitions. [2022-12-15 02:00:33,800 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 488 transitions. [2022-12-15 02:00:33,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-12-15 02:00:33,801 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:00:33,801 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:00:33,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:00:33,898 INFO L263 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 28 conjunts are in the unsatisfiable core [2022-12-15 02:00:33,899 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 02:00:34,011 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 1 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:00:35,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:00:35,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 486 states to 166 states and 486 transitions. [2022-12-15 02:00:35,238 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 486 transitions. [2022-12-15 02:00:35,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-12-15 02:00:35,239 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:00:35,239 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:00:35,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:00:35,369 INFO L263 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 29 conjunts are in the unsatisfiable core [2022-12-15 02:00:35,371 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 02:00:35,470 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 1 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:00:36,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:00:36,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 493 states to 169 states and 493 transitions. [2022-12-15 02:00:36,860 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 493 transitions. [2022-12-15 02:00:36,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-12-15 02:00:36,861 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:00:36,861 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:00:36,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:00:36,986 INFO L263 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 29 conjunts are in the unsatisfiable core [2022-12-15 02:00:36,987 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 02:00:37,094 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 1 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:00:39,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:00:39,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 497 states to 171 states and 497 transitions. [2022-12-15 02:00:39,548 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 497 transitions. [2022-12-15 02:00:39,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-12-15 02:00:39,549 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:00:39,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:00:39,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:00:39,578 INFO L263 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-15 02:00:39,579 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 02:00:39,599 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:00:42,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:00:42,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 527 states to 177 states and 527 transitions. [2022-12-15 02:00:42,840 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 527 transitions. [2022-12-15 02:00:42,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-12-15 02:00:42,841 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:00:42,841 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:00:42,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:00:42,954 INFO L263 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 29 conjunts are in the unsatisfiable core [2022-12-15 02:00:42,954 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 02:00:43,066 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 1 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:00:45,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:00:45,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 531 states to 179 states and 531 transitions. [2022-12-15 02:00:45,270 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 531 transitions. [2022-12-15 02:00:45,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-12-15 02:00:45,270 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:00:45,270 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:00:45,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:00:45,393 INFO L263 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 27 conjunts are in the unsatisfiable core [2022-12-15 02:00:45,394 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 02:00:45,728 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 1 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:00:49,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:00:49,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 547 states to 182 states and 547 transitions. [2022-12-15 02:00:49,230 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 547 transitions. [2022-12-15 02:00:49,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-12-15 02:00:49,230 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:00:49,230 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:00:49,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:00:49,243 INFO L263 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-15 02:00:49,244 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 02:00:49,262 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:00:49,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:00:49,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 546 states to 182 states and 546 transitions. [2022-12-15 02:00:49,924 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 546 transitions. [2022-12-15 02:00:49,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-12-15 02:00:49,925 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:00:49,925 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:00:49,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:00:49,941 INFO L263 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 13 conjunts are in the unsatisfiable core [2022-12-15 02:00:49,942 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 02:00:50,208 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:00:51,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:00:51,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 577 states to 184 states and 577 transitions. [2022-12-15 02:00:51,085 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 577 transitions. [2022-12-15 02:00:51,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-12-15 02:00:51,085 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:00:51,085 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:00:51,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:00:51,192 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 25 conjunts are in the unsatisfiable core [2022-12-15 02:00:51,193 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 02:00:51,847 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:01:00,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:01:00,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 600 states to 191 states and 600 transitions. [2022-12-15 02:01:00,889 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 600 transitions. [2022-12-15 02:01:00,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-12-15 02:01:00,890 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:01:00,890 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:01:00,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:01:00,958 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 17 conjunts are in the unsatisfiable core [2022-12-15 02:01:00,959 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 02:01:02,430 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:01:10,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:01:10,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 632 states to 199 states and 632 transitions. [2022-12-15 02:01:10,629 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 632 transitions. [2022-12-15 02:01:10,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-12-15 02:01:10,629 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:01:10,629 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:01:10,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:01:10,722 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 25 conjunts are in the unsatisfiable core [2022-12-15 02:01:10,722 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 02:01:11,520 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:01:15,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:01:15,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 645 states to 202 states and 645 transitions. [2022-12-15 02:01:15,031 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 645 transitions. [2022-12-15 02:01:15,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-12-15 02:01:15,032 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:01:15,032 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:01:15,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:01:15,125 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 17 conjunts are in the unsatisfiable core [2022-12-15 02:01:15,126 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 02:01:15,181 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:01:16,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:01:16,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 648 states to 204 states and 648 transitions. [2022-12-15 02:01:16,591 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 648 transitions. [2022-12-15 02:01:16,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-12-15 02:01:16,592 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:01:16,592 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:01:16,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:01:16,605 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 15 conjunts are in the unsatisfiable core [2022-12-15 02:01:16,606 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 02:01:17,062 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:01:19,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:01:19,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 673 states to 207 states and 673 transitions. [2022-12-15 02:01:19,645 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 673 transitions. [2022-12-15 02:01:19,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-12-15 02:01:19,646 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:01:19,646 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:01:19,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:01:19,765 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 25 conjunts are in the unsatisfiable core [2022-12-15 02:01:19,766 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 02:01:19,845 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:01:25,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:01:25,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 694 states to 214 states and 694 transitions. [2022-12-15 02:01:25,587 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 694 transitions. [2022-12-15 02:01:25,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-12-15 02:01:25,588 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:01:25,588 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:01:25,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:01:25,644 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 10 conjunts are in the unsatisfiable core [2022-12-15 02:01:25,645 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 02:01:25,687 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2022-12-15 02:01:30,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:01:30,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 703 states to 218 states and 703 transitions. [2022-12-15 02:01:30,084 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 703 transitions. [2022-12-15 02:01:30,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-12-15 02:01:30,084 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:01:30,084 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:01:30,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:01:30,201 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 19 conjunts are in the unsatisfiable core [2022-12-15 02:01:30,201 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 02:01:30,269 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-15 02:01:31,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:01:31,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 721 states to 220 states and 721 transitions. [2022-12-15 02:01:31,928 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 721 transitions. [2022-12-15 02:01:31,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-12-15 02:01:31,929 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:01:31,929 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:01:31,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:01:31,958 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 15 conjunts are in the unsatisfiable core [2022-12-15 02:01:31,959 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 02:01:31,979 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:01:32,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:01:32,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 720 states to 220 states and 720 transitions. [2022-12-15 02:01:32,759 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 720 transitions. [2022-12-15 02:01:32,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-12-15 02:01:32,759 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:01:32,759 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:01:32,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:01:32,823 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 17 conjunts are in the unsatisfiable core [2022-12-15 02:01:32,823 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 02:01:32,883 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:01:38,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:01:38,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 747 states to 226 states and 747 transitions. [2022-12-15 02:01:38,221 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 747 transitions. [2022-12-15 02:01:38,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-12-15 02:01:38,222 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:01:38,222 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:01:38,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:01:38,308 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 10 conjunts are in the unsatisfiable core [2022-12-15 02:01:38,309 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 02:01:38,355 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2022-12-15 02:01:41,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:01:41,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 755 states to 229 states and 755 transitions. [2022-12-15 02:01:41,128 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 755 transitions. [2022-12-15 02:01:41,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-12-15 02:01:41,128 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:01:41,129 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:01:41,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:01:41,160 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 15 conjunts are in the unsatisfiable core [2022-12-15 02:01:41,160 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 02:01:41,183 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:01:42,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:01:42,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 754 states to 229 states and 754 transitions. [2022-12-15 02:01:42,186 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 754 transitions. [2022-12-15 02:01:42,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-12-15 02:01:42,187 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:01:42,187 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:01:42,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:01:42,295 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 25 conjunts are in the unsatisfiable core [2022-12-15 02:01:42,296 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 02:01:43,060 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:01:45,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:01:45,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 767 states to 232 states and 767 transitions. [2022-12-15 02:01:45,950 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 767 transitions. [2022-12-15 02:01:45,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-12-15 02:01:45,951 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:01:45,951 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:01:46,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:01:46,149 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 30 conjunts are in the unsatisfiable core [2022-12-15 02:01:46,150 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 02:01:47,059 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 1 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:02:01,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:02:01,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 804 states to 240 states and 804 transitions. [2022-12-15 02:02:01,217 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 804 transitions. [2022-12-15 02:02:01,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-12-15 02:02:01,218 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:02:01,218 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:02:01,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:02:01,379 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 29 conjunts are in the unsatisfiable core [2022-12-15 02:02:01,380 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 02:02:01,794 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 1 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:02:14,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:02:14,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 845 states to 248 states and 845 transitions. [2022-12-15 02:02:14,462 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 845 transitions. [2022-12-15 02:02:14,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-12-15 02:02:14,462 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:02:14,462 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:02:14,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:02:14,600 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 30 conjunts are in the unsatisfiable core [2022-12-15 02:02:14,601 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 02:02:14,697 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 1 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:02:19,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:02:19,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 847 states to 250 states and 847 transitions. [2022-12-15 02:02:19,446 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 847 transitions. [2022-12-15 02:02:19,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-12-15 02:02:19,446 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:02:19,446 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:02:19,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:02:19,593 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 30 conjunts are in the unsatisfiable core [2022-12-15 02:02:19,594 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 02:02:19,727 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 1 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:02:24,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:02:24,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 859 states to 255 states and 859 transitions. [2022-12-15 02:02:24,750 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 859 transitions. [2022-12-15 02:02:24,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-12-15 02:02:24,751 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:02:24,751 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:02:24,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:02:24,897 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 31 conjunts are in the unsatisfiable core [2022-12-15 02:02:24,898 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 02:02:25,063 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 1 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:02:27,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:02:27,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 863 states to 257 states and 863 transitions. [2022-12-15 02:02:27,661 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 863 transitions. [2022-12-15 02:02:27,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-12-15 02:02:27,662 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:02:27,662 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:02:27,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:02:27,679 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 13 conjunts are in the unsatisfiable core [2022-12-15 02:02:27,680 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 02:02:27,699 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 2 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:02:32,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:02:32,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 903 states to 263 states and 903 transitions. [2022-12-15 02:02:32,422 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 903 transitions. [2022-12-15 02:02:32,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-12-15 02:02:32,423 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:02:32,423 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:02:32,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:02:32,552 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 30 conjunts are in the unsatisfiable core [2022-12-15 02:02:32,554 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 02:02:32,686 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 1 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:02:35,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:02:35,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 907 states to 265 states and 907 transitions. [2022-12-15 02:02:35,560 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 907 transitions. [2022-12-15 02:02:35,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-12-15 02:02:35,560 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:02:35,560 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:02:35,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:02:35,598 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 13 conjunts are in the unsatisfiable core [2022-12-15 02:02:35,599 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 02:02:35,619 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 2 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:02:36,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:02:36,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 906 states to 265 states and 906 transitions. [2022-12-15 02:02:36,632 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 906 transitions. [2022-12-15 02:02:36,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-12-15 02:02:36,633 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:02:36,633 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:02:36,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:02:36,766 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 30 conjunts are in the unsatisfiable core [2022-12-15 02:02:36,767 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 02:02:36,895 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 1 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:02:39,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:02:39,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 909 states to 267 states and 909 transitions. [2022-12-15 02:02:39,061 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 909 transitions. [2022-12-15 02:02:39,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-12-15 02:02:39,061 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:02:39,061 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:02:39,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:02:39,077 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 13 conjunts are in the unsatisfiable core [2022-12-15 02:02:39,077 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 02:02:39,097 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 2 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:02:39,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:02:39,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 908 states to 267 states and 908 transitions. [2022-12-15 02:02:39,981 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 908 transitions. [2022-12-15 02:02:39,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-12-15 02:02:39,982 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:02:39,982 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:02:39,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:02:39,994 INFO L263 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 15 conjunts are in the unsatisfiable core [2022-12-15 02:02:39,995 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 02:02:40,427 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 57 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:02:41,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:02:41,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 953 states to 269 states and 953 transitions. [2022-12-15 02:02:41,687 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 953 transitions. [2022-12-15 02:02:41,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-12-15 02:02:41,687 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:02:41,687 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:02:41,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:02:41,720 INFO L263 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 12 conjunts are in the unsatisfiable core [2022-12-15 02:02:41,721 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 02:02:42,780 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 10 proven. 7 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-12-15 02:02:52,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:02:52,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 996 states to 279 states and 996 transitions. [2022-12-15 02:02:52,803 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 996 transitions. [2022-12-15 02:02:52,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-12-15 02:02:52,803 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:02:52,804 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:02:52,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:02:52,837 INFO L263 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 12 conjunts are in the unsatisfiable core [2022-12-15 02:02:52,838 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 02:02:53,038 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 10 proven. 7 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-12-15 02:02:59,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:02:59,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1016 states to 286 states and 1016 transitions. [2022-12-15 02:02:59,943 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 1016 transitions. [2022-12-15 02:02:59,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-12-15 02:02:59,944 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:02:59,944 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:02:59,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:02:59,975 INFO L263 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 15 conjunts are in the unsatisfiable core [2022-12-15 02:02:59,976 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 02:03:00,855 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 10 proven. 7 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-12-15 02:03:04,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:03:04,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1020 states to 288 states and 1020 transitions. [2022-12-15 02:03:04,321 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 1020 transitions. [2022-12-15 02:03:04,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-12-15 02:03:04,321 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:03:04,322 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:03:04,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:03:04,416 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 27 conjunts are in the unsatisfiable core [2022-12-15 02:03:04,416 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 02:03:05,615 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:03:10,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:03:10,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1030 states to 291 states and 1030 transitions. [2022-12-15 02:03:10,477 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 1030 transitions. [2022-12-15 02:03:10,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-12-15 02:03:10,477 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:03:10,477 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:03:10,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:03:10,583 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 25 conjunts are in the unsatisfiable core [2022-12-15 02:03:10,584 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 02:03:11,074 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:03:15,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:03:15,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1047 states to 295 states and 1047 transitions. [2022-12-15 02:03:15,714 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 1047 transitions. [2022-12-15 02:03:15,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-12-15 02:03:15,715 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:03:15,715 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:03:15,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:03:15,806 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 18 conjunts are in the unsatisfiable core [2022-12-15 02:03:15,807 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 02:03:16,268 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:03:21,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:03:21,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1069 states to 299 states and 1069 transitions. [2022-12-15 02:03:21,544 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 1069 transitions. [2022-12-15 02:03:21,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-12-15 02:03:21,545 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:03:21,545 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:03:21,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:03:21,606 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 25 conjunts are in the unsatisfiable core [2022-12-15 02:03:21,607 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 02:03:21,701 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:03:24,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:03:24,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1101 states to 301 states and 1101 transitions. [2022-12-15 02:03:24,533 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 1101 transitions. [2022-12-15 02:03:24,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-12-15 02:03:24,533 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:03:24,533 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:03:24,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:03:24,631 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 10 conjunts are in the unsatisfiable core [2022-12-15 02:03:24,632 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 02:03:24,670 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2022-12-15 02:03:28,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:03:28,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1110 states to 304 states and 1110 transitions. [2022-12-15 02:03:28,965 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 1110 transitions. [2022-12-15 02:03:28,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-12-15 02:03:28,965 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:03:28,965 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:03:29,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:03:29,077 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 25 conjunts are in the unsatisfiable core [2022-12-15 02:03:29,078 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 02:03:29,147 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:03:32,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:03:32,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1143 states to 307 states and 1143 transitions. [2022-12-15 02:03:32,989 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 1143 transitions. [2022-12-15 02:03:32,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-12-15 02:03:32,990 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:03:32,990 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:03:33,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:03:33,008 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 17 conjunts are in the unsatisfiable core [2022-12-15 02:03:33,008 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 02:03:33,767 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:03:38,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:03:38,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1178 states to 310 states and 1178 transitions. [2022-12-15 02:03:38,111 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 1178 transitions. [2022-12-15 02:03:38,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-12-15 02:03:38,112 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:03:38,112 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:03:38,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:03:38,219 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 10 conjunts are in the unsatisfiable core [2022-12-15 02:03:38,219 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 02:03:38,271 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2022-12-15 02:03:40,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:03:40,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1182 states to 312 states and 1182 transitions. [2022-12-15 02:03:40,920 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 1182 transitions. [2022-12-15 02:03:40,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-12-15 02:03:40,921 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:03:40,921 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:03:41,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:03:41,005 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 26 conjunts are in the unsatisfiable core [2022-12-15 02:03:41,005 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 02:03:41,108 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:03:45,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:03:45,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1202 states to 316 states and 1202 transitions. [2022-12-15 02:03:45,393 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 1202 transitions. [2022-12-15 02:03:45,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-12-15 02:03:45,394 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:03:45,394 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:03:45,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:03:45,499 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 27 conjunts are in the unsatisfiable core [2022-12-15 02:03:45,500 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 02:03:46,117 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:03:52,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:03:52,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1210 states to 319 states and 1210 transitions. [2022-12-15 02:03:52,843 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 1210 transitions. [2022-12-15 02:03:52,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-12-15 02:03:52,843 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:03:52,844 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:03:52,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:03:52,860 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 17 conjunts are in the unsatisfiable core [2022-12-15 02:03:52,861 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 02:03:52,885 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:03:54,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:03:54,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1209 states to 319 states and 1209 transitions. [2022-12-15 02:03:54,183 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 1209 transitions. [2022-12-15 02:03:54,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-12-15 02:03:54,184 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:03:54,184 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:03:54,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:03:54,334 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 27 conjunts are in the unsatisfiable core [2022-12-15 02:03:54,335 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 02:03:55,565 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:04:02,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:04:02,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1213 states to 321 states and 1213 transitions. [2022-12-15 02:04:02,518 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 1213 transitions. [2022-12-15 02:04:02,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-12-15 02:04:02,519 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:04:02,519 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:04:02,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:04:02,575 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 19 conjunts are in the unsatisfiable core [2022-12-15 02:04:02,576 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 02:04:03,318 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:04:10,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:04:10,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1231 states to 326 states and 1231 transitions. [2022-12-15 02:04:10,864 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 1231 transitions. [2022-12-15 02:04:10,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-12-15 02:04:10,864 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:04:10,864 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:04:10,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:04:10,959 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 10 conjunts are in the unsatisfiable core [2022-12-15 02:04:10,960 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 02:04:10,998 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2022-12-15 02:04:14,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:04:14,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1239 states to 329 states and 1239 transitions. [2022-12-15 02:04:14,670 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 1239 transitions. [2022-12-15 02:04:14,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-12-15 02:04:14,671 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:04:14,671 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:04:14,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:04:14,744 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 25 conjunts are in the unsatisfiable core [2022-12-15 02:04:14,745 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 02:04:14,812 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:04:20,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:04:20,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1271 states to 334 states and 1271 transitions. [2022-12-15 02:04:20,879 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 1271 transitions. [2022-12-15 02:04:20,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-12-15 02:04:20,880 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:04:20,880 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:04:21,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:04:21,001 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 21 conjunts are in the unsatisfiable core [2022-12-15 02:04:21,001 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 02:04:23,974 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 45 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:04:31,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:04:31,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1287 states to 337 states and 1287 transitions. [2022-12-15 02:04:31,087 INFO L276 IsEmpty]: Start isEmpty. Operand 337 states and 1287 transitions. [2022-12-15 02:04:31,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-12-15 02:04:31,087 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:04:31,087 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:04:31,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:04:31,104 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 17 conjunts are in the unsatisfiable core [2022-12-15 02:04:31,105 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 02:04:31,129 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:04:32,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:04:32,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1286 states to 337 states and 1286 transitions. [2022-12-15 02:04:32,597 INFO L276 IsEmpty]: Start isEmpty. Operand 337 states and 1286 transitions. [2022-12-15 02:04:32,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-12-15 02:04:32,598 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:04:32,598 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:04:32,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:04:32,663 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 27 conjunts are in the unsatisfiable core [2022-12-15 02:04:32,664 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 02:04:34,677 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:04:37,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:04:37,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1292 states to 338 states and 1292 transitions. [2022-12-15 02:04:37,687 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 1292 transitions. [2022-12-15 02:04:37,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-12-15 02:04:37,688 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:04:37,688 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:04:37,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:04:37,920 INFO L263 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 32 conjunts are in the unsatisfiable core [2022-12-15 02:04:37,921 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 02:04:39,114 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 1 proven. 34 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:04:54,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:04:54,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1329 states to 345 states and 1329 transitions. [2022-12-15 02:04:54,946 INFO L276 IsEmpty]: Start isEmpty. Operand 345 states and 1329 transitions. [2022-12-15 02:04:54,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-12-15 02:04:54,947 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:04:54,947 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:04:55,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:04:55,030 INFO L263 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 31 conjunts are in the unsatisfiable core [2022-12-15 02:04:55,031 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 02:04:55,692 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 1 proven. 34 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:05:15,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:05:15,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1378 states to 353 states and 1378 transitions. [2022-12-15 02:05:15,839 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 1378 transitions. [2022-12-15 02:05:15,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-12-15 02:05:15,839 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:05:15,839 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:05:15,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:05:15,965 INFO L263 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 33 conjunts are in the unsatisfiable core [2022-12-15 02:05:15,966 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 02:05:16,095 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 1 proven. 34 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:05:22,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:05:22,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1380 states to 355 states and 1380 transitions. [2022-12-15 02:05:22,681 INFO L276 IsEmpty]: Start isEmpty. Operand 355 states and 1380 transitions. [2022-12-15 02:05:22,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-12-15 02:05:22,681 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:05:22,681 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:05:22,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:05:22,893 INFO L263 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 32 conjunts are in the unsatisfiable core [2022-12-15 02:05:22,893 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 02:05:23,032 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 1 proven. 34 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:05:32,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:05:32,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1397 states to 361 states and 1397 transitions. [2022-12-15 02:05:32,174 INFO L276 IsEmpty]: Start isEmpty. Operand 361 states and 1397 transitions. [2022-12-15 02:05:32,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-12-15 02:05:32,175 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:05:32,175 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:05:32,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:05:32,288 INFO L263 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 32 conjunts are in the unsatisfiable core [2022-12-15 02:05:32,289 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 02:05:32,390 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 1 proven. 34 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:05:36,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:05:36,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1401 states to 363 states and 1401 transitions. [2022-12-15 02:05:36,475 INFO L276 IsEmpty]: Start isEmpty. Operand 363 states and 1401 transitions. [2022-12-15 02:05:36,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-12-15 02:05:36,476 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:05:36,476 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:05:36,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:05:36,722 INFO L263 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 33 conjunts are in the unsatisfiable core [2022-12-15 02:05:36,722 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 02:05:36,828 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 1 proven. 34 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:05:40,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:05:40,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1405 states to 365 states and 1405 transitions. [2022-12-15 02:05:40,289 INFO L276 IsEmpty]: Start isEmpty. Operand 365 states and 1405 transitions. [2022-12-15 02:05:40,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-12-15 02:05:40,289 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:05:40,289 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:05:40,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:05:40,304 INFO L263 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 15 conjunts are in the unsatisfiable core [2022-12-15 02:05:40,304 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 02:05:40,323 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 2 proven. 32 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:05:42,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:05:42,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1414 states to 367 states and 1414 transitions. [2022-12-15 02:05:42,706 INFO L276 IsEmpty]: Start isEmpty. Operand 367 states and 1414 transitions. [2022-12-15 02:05:42,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-12-15 02:05:42,706 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:05:42,706 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:05:42,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:05:42,911 INFO L263 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 31 conjunts are in the unsatisfiable core [2022-12-15 02:05:42,912 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 02:05:43,033 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 1 proven. 34 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:05:46,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:05:46,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1418 states to 369 states and 1418 transitions. [2022-12-15 02:05:46,828 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 1418 transitions. [2022-12-15 02:05:46,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-12-15 02:05:46,828 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:05:46,828 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:05:46,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:05:46,842 INFO L263 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 15 conjunts are in the unsatisfiable core [2022-12-15 02:05:46,842 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 02:05:46,861 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 2 proven. 32 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:05:52,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:05:52,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1457 states to 373 states and 1457 transitions. [2022-12-15 02:05:52,973 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 1457 transitions. [2022-12-15 02:05:52,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-12-15 02:05:52,974 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:05:52,974 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:05:52,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:05:52,989 INFO L263 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 15 conjunts are in the unsatisfiable core [2022-12-15 02:05:52,990 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 02:05:53,012 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 2 proven. 32 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:05:54,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:05:54,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1456 states to 373 states and 1456 transitions. [2022-12-15 02:05:54,386 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 1456 transitions. [2022-12-15 02:05:54,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-12-15 02:05:54,386 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:05:54,386 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:05:54,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:05:54,571 INFO L263 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 32 conjunts are in the unsatisfiable core [2022-12-15 02:05:54,572 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 02:05:54,695 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 1 proven. 34 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:05:58,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:05:58,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1463 states to 376 states and 1463 transitions. [2022-12-15 02:05:58,627 INFO L276 IsEmpty]: Start isEmpty. Operand 376 states and 1463 transitions. [2022-12-15 02:05:58,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-12-15 02:05:58,628 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:05:58,628 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:05:58,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:05:58,835 INFO L263 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 32 conjunts are in the unsatisfiable core [2022-12-15 02:05:58,836 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 02:05:58,940 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 1 proven. 34 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:06:02,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:06:02,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1466 states to 378 states and 1466 transitions. [2022-12-15 02:06:02,406 INFO L276 IsEmpty]: Start isEmpty. Operand 378 states and 1466 transitions. [2022-12-15 02:06:02,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-12-15 02:06:02,407 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:06:02,407 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:06:02,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:06:02,423 INFO L263 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 15 conjunts are in the unsatisfiable core [2022-12-15 02:06:02,424 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 02:06:02,445 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 2 proven. 32 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:06:03,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:06:03,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1465 states to 378 states and 1465 transitions. [2022-12-15 02:06:03,797 INFO L276 IsEmpty]: Start isEmpty. Operand 378 states and 1465 transitions. [2022-12-15 02:06:03,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-12-15 02:06:03,797 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:06:03,798 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:06:03,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:06:03,812 INFO L263 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 17 conjunts are in the unsatisfiable core [2022-12-15 02:06:03,813 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 02:06:04,379 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 0 proven. 77 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:06:06,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:06:06,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1531 states to 380 states and 1531 transitions. [2022-12-15 02:06:06,322 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 1531 transitions. [2022-12-15 02:06:06,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-12-15 02:06:06,322 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:06:06,322 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:06:07,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:06:07,982 INFO L263 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 32 conjunts are in the unsatisfiable core [2022-12-15 02:06:07,983 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 02:06:12,447 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 6 proven. 20 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-15 02:06:55,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:06:55,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1619 states to 394 states and 1619 transitions. [2022-12-15 02:06:55,275 INFO L276 IsEmpty]: Start isEmpty. Operand 394 states and 1619 transitions. [2022-12-15 02:06:55,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-12-15 02:06:55,275 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:06:55,276 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:06:56,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:06:56,672 INFO L263 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 32 conjunts are in the unsatisfiable core [2022-12-15 02:06:56,673 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 02:06:57,019 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 6 proven. 20 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-15 02:07:00,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:07:00,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1622 states to 396 states and 1622 transitions. [2022-12-15 02:07:00,265 INFO L276 IsEmpty]: Start isEmpty. Operand 396 states and 1622 transitions. [2022-12-15 02:07:00,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-12-15 02:07:00,265 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:07:00,266 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:07:00,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:07:00,282 INFO L263 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 13 conjunts are in the unsatisfiable core [2022-12-15 02:07:00,283 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 02:07:00,305 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 4 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:07:04,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:07:04,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1629 states to 398 states and 1629 transitions. [2022-12-15 02:07:04,638 INFO L276 IsEmpty]: Start isEmpty. Operand 398 states and 1629 transitions. [2022-12-15 02:07:04,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-12-15 02:07:04,639 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:07:04,639 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:07:05,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:07:05,292 INFO L263 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 32 conjunts are in the unsatisfiable core [2022-12-15 02:07:05,293 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 02:07:05,576 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 6 proven. 20 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-15 02:07:13,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:07:13,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1649 states to 403 states and 1649 transitions. [2022-12-15 02:07:13,655 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 1649 transitions. [2022-12-15 02:07:13,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-12-15 02:07:13,655 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:07:13,656 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:07:14,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:07:14,054 INFO L263 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 32 conjunts are in the unsatisfiable core [2022-12-15 02:07:14,055 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 02:07:14,350 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 6 proven. 20 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-15 02:07:33,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:07:33,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1661 states to 408 states and 1661 transitions. [2022-12-15 02:07:33,835 INFO L276 IsEmpty]: Start isEmpty. Operand 408 states and 1661 transitions. [2022-12-15 02:07:33,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-12-15 02:07:33,836 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:07:33,836 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:07:34,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:07:34,372 INFO L263 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 33 conjunts are in the unsatisfiable core [2022-12-15 02:07:34,373 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 02:07:35,429 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 6 proven. 20 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-15 02:07:45,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:07:45,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1683 states to 413 states and 1683 transitions. [2022-12-15 02:07:45,925 INFO L276 IsEmpty]: Start isEmpty. Operand 413 states and 1683 transitions. [2022-12-15 02:07:45,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-12-15 02:07:45,926 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:07:45,926 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:07:46,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:07:46,958 INFO L263 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 33 conjunts are in the unsatisfiable core [2022-12-15 02:07:46,960 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 02:07:47,304 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 6 proven. 20 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-15 02:07:56,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:07:56,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1689 states to 417 states and 1689 transitions. [2022-12-15 02:07:56,811 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 1689 transitions. [2022-12-15 02:07:56,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-12-15 02:07:56,812 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:07:56,812 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:07:58,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:07:58,737 INFO L263 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 33 conjunts are in the unsatisfiable core [2022-12-15 02:07:58,738 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 02:07:59,054 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 6 proven. 20 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-15 02:08:11,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:08:11,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1706 states to 423 states and 1706 transitions. [2022-12-15 02:08:11,317 INFO L276 IsEmpty]: Start isEmpty. Operand 423 states and 1706 transitions. [2022-12-15 02:08:11,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-12-15 02:08:11,318 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:08:11,318 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:08:11,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:08:11,670 INFO L263 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 34 conjunts are in the unsatisfiable core [2022-12-15 02:08:11,671 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 02:08:12,038 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 6 proven. 20 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-15 02:08:18,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:08:18,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1711 states to 425 states and 1711 transitions. [2022-12-15 02:08:18,630 INFO L276 IsEmpty]: Start isEmpty. Operand 425 states and 1711 transitions. [2022-12-15 02:08:18,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-12-15 02:08:18,630 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:08:18,630 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:08:19,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:08:19,157 INFO L263 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 31 conjunts are in the unsatisfiable core [2022-12-15 02:08:19,158 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 02:08:19,397 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 6 proven. 20 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-15 02:08:25,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:08:25,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1716 states to 427 states and 1716 transitions. [2022-12-15 02:08:25,905 INFO L276 IsEmpty]: Start isEmpty. Operand 427 states and 1716 transitions. [2022-12-15 02:08:25,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-12-15 02:08:25,906 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:08:25,906 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:08:25,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:08:25,924 INFO L263 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 13 conjunts are in the unsatisfiable core [2022-12-15 02:08:25,924 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 02:08:25,953 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 4 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:08:28,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:08:28,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1715 states to 427 states and 1715 transitions. [2022-12-15 02:08:28,045 INFO L276 IsEmpty]: Start isEmpty. Operand 427 states and 1715 transitions. [2022-12-15 02:08:28,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-12-15 02:08:28,046 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:08:28,046 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:08:28,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:08:28,062 INFO L263 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 13 conjunts are in the unsatisfiable core [2022-12-15 02:08:28,063 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 02:08:28,086 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 4 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:08:29,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:08:29,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1714 states to 427 states and 1714 transitions. [2022-12-15 02:08:29,727 INFO L276 IsEmpty]: Start isEmpty. Operand 427 states and 1714 transitions. [2022-12-15 02:08:29,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-12-15 02:08:29,728 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:08:29,728 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:08:29,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:08:29,741 INFO L263 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 13 conjunts are in the unsatisfiable core [2022-12-15 02:08:29,741 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 02:08:29,763 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 4 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:08:31,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:08:31,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1713 states to 427 states and 1713 transitions. [2022-12-15 02:08:31,380 INFO L276 IsEmpty]: Start isEmpty. Operand 427 states and 1713 transitions. [2022-12-15 02:08:31,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-12-15 02:08:31,381 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:08:31,381 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:08:31,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:08:31,409 INFO L263 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 10 conjunts are in the unsatisfiable core [2022-12-15 02:08:31,410 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 02:08:31,461 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2022-12-15 02:08:38,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:08:38,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1721 states to 430 states and 1721 transitions. [2022-12-15 02:08:38,110 INFO L276 IsEmpty]: Start isEmpty. Operand 430 states and 1721 transitions. [2022-12-15 02:08:38,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-12-15 02:08:38,110 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:08:38,110 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:08:38,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:08:38,154 INFO L263 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 29 conjunts are in the unsatisfiable core [2022-12-15 02:08:38,155 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 02:08:40,450 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:08:51,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:08:51,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1740 states to 434 states and 1740 transitions. [2022-12-15 02:08:51,990 INFO L276 IsEmpty]: Start isEmpty. Operand 434 states and 1740 transitions. [2022-12-15 02:08:51,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-12-15 02:08:51,990 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:08:51,990 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:08:52,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:08:52,063 INFO L263 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 28 conjunts are in the unsatisfiable core [2022-12-15 02:08:52,064 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 02:08:52,163 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:08:56,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:08:56,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1752 states to 437 states and 1752 transitions. [2022-12-15 02:08:56,807 INFO L276 IsEmpty]: Start isEmpty. Operand 437 states and 1752 transitions. [2022-12-15 02:08:56,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-12-15 02:08:56,808 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:08:56,808 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:08:56,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:08:56,913 INFO L263 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 19 conjunts are in the unsatisfiable core [2022-12-15 02:08:56,914 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 02:08:57,743 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:09:13,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:09:13,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1793 states to 445 states and 1793 transitions. [2022-12-15 02:09:13,991 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states and 1793 transitions. [2022-12-15 02:09:13,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-12-15 02:09:13,992 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:09:13,992 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:09:14,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:09:14,089 INFO L263 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 27 conjunts are in the unsatisfiable core [2022-12-15 02:09:14,089 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 02:09:14,913 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:09:17,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:09:17,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1803 states to 446 states and 1803 transitions. [2022-12-15 02:09:17,219 INFO L276 IsEmpty]: Start isEmpty. Operand 446 states and 1803 transitions. [2022-12-15 02:09:17,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-12-15 02:09:17,219 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:09:17,219 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:09:17,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:09:17,278 INFO L263 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 30 conjunts are in the unsatisfiable core [2022-12-15 02:09:17,279 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 02:09:18,706 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:09:29,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:09:29,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1822 states to 451 states and 1822 transitions. [2022-12-15 02:09:29,620 INFO L276 IsEmpty]: Start isEmpty. Operand 451 states and 1822 transitions. [2022-12-15 02:09:29,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-12-15 02:09:29,621 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:09:29,621 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:09:29,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:09:29,635 INFO L263 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 19 conjunts are in the unsatisfiable core [2022-12-15 02:09:29,636 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 02:09:31,203 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:09:36,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:09:36,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1870 states to 454 states and 1870 transitions. [2022-12-15 02:09:36,827 INFO L276 IsEmpty]: Start isEmpty. Operand 454 states and 1870 transitions. [2022-12-15 02:09:36,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-12-15 02:09:36,828 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:09:36,828 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:09:36,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:09:36,900 INFO L263 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 27 conjunts are in the unsatisfiable core [2022-12-15 02:09:36,901 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 02:09:37,059 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:09:50,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:09:50,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1897 states to 460 states and 1897 transitions. [2022-12-15 02:09:50,453 INFO L276 IsEmpty]: Start isEmpty. Operand 460 states and 1897 transitions. [2022-12-15 02:09:50,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-12-15 02:09:50,454 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:09:50,454 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:09:50,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:09:50,533 INFO L263 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 29 conjunts are in the unsatisfiable core [2022-12-15 02:09:50,533 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 02:09:51,913 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:10:00,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:10:00,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1908 states to 463 states and 1908 transitions. [2022-12-15 02:10:00,798 INFO L276 IsEmpty]: Start isEmpty. Operand 463 states and 1908 transitions. [2022-12-15 02:10:00,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-12-15 02:10:00,798 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:10:00,799 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:10:00,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:10:00,926 INFO L263 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 33 conjunts are in the unsatisfiable core [2022-12-15 02:10:00,927 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 02:10:01,958 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 1 proven. 49 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:10:39,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:10:39,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1961 states to 473 states and 1961 transitions. [2022-12-15 02:10:39,078 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 1961 transitions. [2022-12-15 02:10:39,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-12-15 02:10:39,079 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:10:39,079 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:10:39,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:10:39,220 INFO L263 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 34 conjunts are in the unsatisfiable core [2022-12-15 02:10:39,221 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 02:10:41,075 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 1 proven. 49 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:11:18,160 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 9.29s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2022-12-15 02:11:24,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:11:24,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2001 states to 482 states and 2001 transitions. [2022-12-15 02:11:24,952 INFO L276 IsEmpty]: Start isEmpty. Operand 482 states and 2001 transitions. [2022-12-15 02:11:24,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-12-15 02:11:24,953 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:11:24,953 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:11:25,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:11:25,119 INFO L263 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 34 conjunts are in the unsatisfiable core [2022-12-15 02:11:25,119 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 02:11:25,246 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 1 proven. 49 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:11:38,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:11:38,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2013 states to 487 states and 2013 transitions. [2022-12-15 02:11:38,502 INFO L276 IsEmpty]: Start isEmpty. Operand 487 states and 2013 transitions. [2022-12-15 02:11:38,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-12-15 02:11:38,502 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:11:38,502 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:11:38,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:11:38,646 INFO L263 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 33 conjunts are in the unsatisfiable core [2022-12-15 02:11:38,647 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 02:11:38,768 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 1 proven. 49 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:11:49,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:11:49,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2013 states to 489 states and 2013 transitions. [2022-12-15 02:11:49,684 INFO L276 IsEmpty]: Start isEmpty. Operand 489 states and 2013 transitions. [2022-12-15 02:11:49,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-12-15 02:11:49,685 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:11:49,685 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:11:49,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:11:49,802 INFO L263 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 34 conjunts are in the unsatisfiable core [2022-12-15 02:11:49,803 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 02:11:49,922 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 1 proven. 49 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:11:57,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:11:57,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2018 states to 491 states and 2018 transitions. [2022-12-15 02:11:57,725 INFO L276 IsEmpty]: Start isEmpty. Operand 491 states and 2018 transitions. [2022-12-15 02:11:57,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-12-15 02:11:57,726 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:11:57,726 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:11:57,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:11:57,740 INFO L263 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 17 conjunts are in the unsatisfiable core [2022-12-15 02:11:57,740 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 02:11:57,763 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 2 proven. 47 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:12:01,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:12:01,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2027 states to 493 states and 2027 transitions. [2022-12-15 02:12:01,428 INFO L276 IsEmpty]: Start isEmpty. Operand 493 states and 2027 transitions. [2022-12-15 02:12:01,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-12-15 02:12:01,429 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:12:01,429 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:12:01,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:12:01,510 INFO L263 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 34 conjunts are in the unsatisfiable core [2022-12-15 02:12:01,511 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 02:12:01,626 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 1 proven. 49 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:12:08,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:12:08,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2032 states to 495 states and 2032 transitions. [2022-12-15 02:12:08,596 INFO L276 IsEmpty]: Start isEmpty. Operand 495 states and 2032 transitions. [2022-12-15 02:12:08,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-12-15 02:12:08,597 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:12:08,597 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:12:08,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:12:08,772 INFO L263 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 33 conjunts are in the unsatisfiable core [2022-12-15 02:12:08,773 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 02:12:08,910 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 1 proven. 49 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:12:21,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:12:21,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2042 states to 500 states and 2042 transitions. [2022-12-15 02:12:21,458 INFO L276 IsEmpty]: Start isEmpty. Operand 500 states and 2042 transitions. [2022-12-15 02:12:21,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-12-15 02:12:21,459 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:12:21,459 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:12:21,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:12:21,472 INFO L263 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 17 conjunts are in the unsatisfiable core [2022-12-15 02:12:21,473 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 02:12:21,494 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 2 proven. 47 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:12:31,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:12:31,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2090 states to 504 states and 2090 transitions. [2022-12-15 02:12:31,292 INFO L276 IsEmpty]: Start isEmpty. Operand 504 states and 2090 transitions. [2022-12-15 02:12:31,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-12-15 02:12:31,293 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:12:31,293 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:12:31,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:12:31,434 INFO L263 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 34 conjunts are in the unsatisfiable core [2022-12-15 02:12:31,435 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 02:12:31,599 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 1 proven. 49 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:12:39,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:12:39,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2095 states to 506 states and 2095 transitions. [2022-12-15 02:12:39,936 INFO L276 IsEmpty]: Start isEmpty. Operand 506 states and 2095 transitions. [2022-12-15 02:12:39,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-12-15 02:12:39,937 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:12:39,938 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:12:39,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:12:39,955 INFO L263 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 17 conjunts are in the unsatisfiable core [2022-12-15 02:12:39,955 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 02:12:39,980 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 2 proven. 47 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:12:41,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:12:41,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2094 states to 506 states and 2094 transitions. [2022-12-15 02:12:41,978 INFO L276 IsEmpty]: Start isEmpty. Operand 506 states and 2094 transitions. [2022-12-15 02:12:41,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-12-15 02:12:41,979 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:12:41,979 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:12:42,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:12:42,141 INFO L263 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 34 conjunts are in the unsatisfiable core [2022-12-15 02:12:42,142 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 02:12:42,272 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 1 proven. 49 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:12:49,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:12:49,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2099 states to 508 states and 2099 transitions. [2022-12-15 02:12:49,551 INFO L276 IsEmpty]: Start isEmpty. Operand 508 states and 2099 transitions. [2022-12-15 02:12:49,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-12-15 02:12:49,552 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:12:49,552 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:12:49,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:12:49,567 INFO L263 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 17 conjunts are in the unsatisfiable core [2022-12-15 02:12:49,568 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 02:12:49,593 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 2 proven. 47 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:12:57,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:12:57,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2113 states to 510 states and 2113 transitions. [2022-12-15 02:12:57,047 INFO L276 IsEmpty]: Start isEmpty. Operand 510 states and 2113 transitions. [2022-12-15 02:12:57,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-12-15 02:12:57,048 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:12:57,048 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:12:57,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:12:57,261 INFO L263 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 35 conjunts are in the unsatisfiable core [2022-12-15 02:12:57,261 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 02:12:57,404 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 1 proven. 49 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:13:03,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:13:03,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2120 states to 513 states and 2120 transitions. [2022-12-15 02:13:03,721 INFO L276 IsEmpty]: Start isEmpty. Operand 513 states and 2120 transitions. [2022-12-15 02:13:03,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-12-15 02:13:03,722 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:13:03,722 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:13:03,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:13:03,737 INFO L263 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 17 conjunts are in the unsatisfiable core [2022-12-15 02:13:03,738 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 02:13:03,763 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 2 proven. 47 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.