./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/loops/sum01_bug02.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 527bcce2 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d101a363-9cc7-44ab-80e1-53bea5802e4d/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d101a363-9cc7-44ab-80e1-53bea5802e4d/bin/ukojak-verify-i0I2FZA1j2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d101a363-9cc7-44ab-80e1-53bea5802e4d/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d101a363-9cc7-44ab-80e1-53bea5802e4d/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/loops/sum01_bug02.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d101a363-9cc7-44ab-80e1-53bea5802e4d/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d101a363-9cc7-44ab-80e1-53bea5802e4d/bin/ukojak-verify-i0I2FZA1j2 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 29d100da65e2ae9d5c43d48b49216d155078158e341858baee0b08b697e15c8e --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:54:24,195 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:54:24,302 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d101a363-9cc7-44ab-80e1-53bea5802e4d/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-21 18:54:24,310 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:54:24,311 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:54:24,375 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:54:24,380 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:54:24,381 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:54:24,382 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:54:24,388 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:54:24,389 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:54:24,390 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:54:24,390 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:54:24,393 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:54:24,393 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:54:24,394 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:54:24,394 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:54:24,395 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:54:24,395 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:54:24,396 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:54:24,396 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:54:24,397 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:54:24,397 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:54:24,406 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:54:24,407 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:54:24,408 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:54:24,408 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:54:24,409 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:54:24,409 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:54:24,410 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:54:24,411 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:54:24,412 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:54:24,412 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:54:24,412 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:54:24,413 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:54:24,413 INFO L153 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_d101a363-9cc7-44ab-80e1-53bea5802e4d/bin/ukojak-verify-i0I2FZA1j2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d101a363-9cc7-44ab-80e1-53bea5802e4d/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 29d100da65e2ae9d5c43d48b49216d155078158e341858baee0b08b697e15c8e [2023-11-21 18:54:24,822 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:54:24,863 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:54:24,866 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:54:24,867 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:54:24,868 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:54:24,870 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d101a363-9cc7-44ab-80e1-53bea5802e4d/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/loops/sum01_bug02.i [2023-11-21 18:54:28,003 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:54:28,297 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:54:28,297 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d101a363-9cc7-44ab-80e1-53bea5802e4d/sv-benchmarks/c/loops/sum01_bug02.i [2023-11-21 18:54:28,306 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d101a363-9cc7-44ab-80e1-53bea5802e4d/bin/ukojak-verify-i0I2FZA1j2/data/a1d76f2ef/d4bcfcf397044d4ea04e60397e6565d4/FLAGa9dfa2dce [2023-11-21 18:54:28,329 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d101a363-9cc7-44ab-80e1-53bea5802e4d/bin/ukojak-verify-i0I2FZA1j2/data/a1d76f2ef/d4bcfcf397044d4ea04e60397e6565d4 [2023-11-21 18:54:28,335 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:54:28,337 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:54:28,341 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:54:28,342 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:54:28,347 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:54:28,348 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:54:28" (1/1) ... [2023-11-21 18:54:28,352 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@68d26df2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:54:28, skipping insertion in model container [2023-11-21 18:54:28,352 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:54:28" (1/1) ... [2023-11-21 18:54:28,376 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:54:28,523 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:54:28,532 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:54:28,549 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:54:28,564 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:54:28,565 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:54:28 WrapperNode [2023-11-21 18:54:28,565 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:54:28,566 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:54:28,566 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:54:28,567 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:54:28,574 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:54:28" (1/1) ... [2023-11-21 18:54:28,584 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:54:28" (1/1) ... [2023-11-21 18:54:28,606 INFO L138 Inliner]: procedures = 15, calls = 8, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 48 [2023-11-21 18:54:28,607 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:54:28,608 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:54:28,608 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:54:28,609 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:54:28,619 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:54:28" (1/1) ... [2023-11-21 18:54:28,619 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:54:28" (1/1) ... [2023-11-21 18:54:28,636 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:54:28" (1/1) ... [2023-11-21 18:54:28,636 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:54:28" (1/1) ... [2023-11-21 18:54:28,639 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:54:28" (1/1) ... [2023-11-21 18:54:28,645 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:54:28" (1/1) ... [2023-11-21 18:54:28,646 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:54:28" (1/1) ... [2023-11-21 18:54:28,647 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:54:28" (1/1) ... [2023-11-21 18:54:28,649 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:54:28,650 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:54:28,650 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:54:28,650 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:54:28,651 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:54:28" (1/1) ... [2023-11-21 18:54:28,666 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:54:28,681 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d101a363-9cc7-44ab-80e1-53bea5802e4d/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:54:28,692 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d101a363-9cc7-44ab-80e1-53bea5802e4d/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:54:28,695 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d101a363-9cc7-44ab-80e1-53bea5802e4d/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:54:28,726 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:54:28,726 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:54:28,726 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:54:28,726 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:54:28,786 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:54:28,788 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:54:28,945 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:54:28,991 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:54:28,991 INFO L308 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-21 18:54:28,993 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:54:28 BoogieIcfgContainer [2023-11-21 18:54:28,993 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:54:28,994 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:54:28,994 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:54:29,005 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:54:29,005 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:54:28" (1/1) ... [2023-11-21 18:54:29,014 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:54:29,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:54:29,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 23 states and 25 transitions. [2023-11-21 18:54:29,070 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 25 transitions. [2023-11-21 18:54:29,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-21 18:54:29,073 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:54:29,074 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:54:29,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:54:29,292 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:54:29,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:54:29,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 25 states and 29 transitions. [2023-11-21 18:54:29,361 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 29 transitions. [2023-11-21 18:54:29,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-21 18:54:29,361 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:54:29,362 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:54:29,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:54:29,473 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:54:29,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:54:29,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2023-11-21 18:54:29,647 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2023-11-21 18:54:29,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-21 18:54:29,647 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:54:29,648 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:54:29,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:54:29,712 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:54:29,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:54:29,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 31 states and 43 transitions. [2023-11-21 18:54:29,980 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 43 transitions. [2023-11-21 18:54:29,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-21 18:54:29,981 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:54:29,981 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:54:29,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:54:30,023 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:54:30,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:54:30,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 32 states and 44 transitions. [2023-11-21 18:54:30,039 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 44 transitions. [2023-11-21 18:54:30,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-21 18:54:30,039 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:54:30,040 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:54:30,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:54:30,189 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:54:30,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:54:30,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 34 states and 48 transitions. [2023-11-21 18:54:30,641 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 48 transitions. [2023-11-21 18:54:30,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-21 18:54:30,641 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:54:30,642 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:54:30,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:54:30,710 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:54:30,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:54:30,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 38 states and 56 transitions. [2023-11-21 18:54:30,893 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 56 transitions. [2023-11-21 18:54:30,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-21 18:54:30,893 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:54:30,894 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:54:30,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:54:31,057 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:54:31,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:54:31,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 45 states and 69 transitions. [2023-11-21 18:54:31,934 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 69 transitions. [2023-11-21 18:54:31,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-21 18:54:31,935 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:54:31,935 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:54:31,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:54:32,068 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:54:32,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:54:32,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 51 states and 78 transitions. [2023-11-21 18:54:32,619 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 78 transitions. [2023-11-21 18:54:32,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-21 18:54:32,622 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:54:32,622 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:54:32,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:54:32,659 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:54:32,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:54:32,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 52 states and 80 transitions. [2023-11-21 18:54:32,688 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 80 transitions. [2023-11-21 18:54:32,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-21 18:54:32,689 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:54:32,689 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:54:32,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:54:32,784 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:54:33,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:54:33,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 57 states and 88 transitions. [2023-11-21 18:54:33,797 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 88 transitions. [2023-11-21 18:54:33,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-21 18:54:33,798 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:54:33,798 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:54:33,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:54:33,932 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:54:34,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:54:34,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 60 states and 96 transitions. [2023-11-21 18:54:34,311 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 96 transitions. [2023-11-21 18:54:34,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-21 18:54:34,312 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:54:34,312 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:54:34,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:54:34,390 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:54:35,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:54:35,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 68 states and 117 transitions. [2023-11-21 18:54:35,600 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 117 transitions. [2023-11-21 18:54:35,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-21 18:54:35,601 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:54:35,601 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:54:35,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:54:35,705 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:54:37,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:54:37,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 77 states and 142 transitions. [2023-11-21 18:54:37,221 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 142 transitions. [2023-11-21 18:54:37,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-21 18:54:37,222 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:54:37,222 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:54:37,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:54:37,440 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:54:38,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:54:38,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 84 states and 167 transitions. [2023-11-21 18:54:38,904 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 167 transitions. [2023-11-21 18:54:38,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-21 18:54:38,906 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:54:38,906 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:54:38,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:54:39,007 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:54:40,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:54:40,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 88 states and 178 transitions. [2023-11-21 18:54:40,045 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 178 transitions. [2023-11-21 18:54:40,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-21 18:54:40,047 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:54:40,047 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:54:40,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:54:40,393 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:54:42,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:54:42,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 94 states and 197 transitions. [2023-11-21 18:54:42,459 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 197 transitions. [2023-11-21 18:54:42,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-21 18:54:42,462 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:54:42,462 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:54:42,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:54:42,843 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:54:43,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:54:43,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 95 states and 198 transitions. [2023-11-21 18:54:43,465 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 198 transitions. [2023-11-21 18:54:43,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-21 18:54:43,466 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:54:43,466 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:54:43,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:54:43,537 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:54:44,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:54:44,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 97 states and 200 transitions. [2023-11-21 18:54:44,037 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 200 transitions. [2023-11-21 18:54:44,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-21 18:54:44,037 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:54:44,038 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:54:44,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:54:44,170 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:54:45,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:54:45,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 103 states and 215 transitions. [2023-11-21 18:54:45,827 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 215 transitions. [2023-11-21 18:54:45,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-21 18:54:45,827 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:54:45,828 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:54:45,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:54:45,865 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:54:46,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:54:46,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 105 states and 218 transitions. [2023-11-21 18:54:46,493 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 218 transitions. [2023-11-21 18:54:46,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-21 18:54:46,493 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:54:46,494 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:54:46,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:54:46,619 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:54:48,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:54:48,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 112 states and 235 transitions. [2023-11-21 18:54:48,506 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 235 transitions. [2023-11-21 18:54:48,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-21 18:54:48,507 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:54:48,507 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:54:48,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:54:48,562 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:54:49,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:54:49,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 114 states and 238 transitions. [2023-11-21 18:54:49,157 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 238 transitions. [2023-11-21 18:54:49,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-21 18:54:49,158 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:54:49,158 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:54:49,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:54:49,197 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-21 18:54:52,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:54:52,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 122 states and 264 transitions. [2023-11-21 18:54:52,122 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 264 transitions. [2023-11-21 18:54:52,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-21 18:54:52,123 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:54:52,124 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:54:52,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:54:52,168 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-21 18:54:52,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:54:52,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 124 states and 267 transitions. [2023-11-21 18:54:52,841 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 267 transitions. [2023-11-21 18:54:52,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-21 18:54:52,841 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:54:52,841 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:54:52,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:54:53,005 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-21 18:54:58,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:54:58,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 145 states and 314 transitions. [2023-11-21 18:54:58,746 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 314 transitions. [2023-11-21 18:54:58,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-21 18:54:58,746 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:54:58,747 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:54:58,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:54:59,035 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-21 18:55:02,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:55:02,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 153 states and 351 transitions. [2023-11-21 18:55:02,652 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 351 transitions. [2023-11-21 18:55:02,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-21 18:55:02,653 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:55:02,653 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:55:02,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:55:02,693 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-21 18:55:04,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:55:04,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 154 states and 356 transitions. [2023-11-21 18:55:04,220 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 356 transitions. [2023-11-21 18:55:04,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-21 18:55:04,221 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:55:04,221 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:55:04,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:55:04,245 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-21 18:55:05,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:55:05,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 365 states to 157 states and 365 transitions. [2023-11-21 18:55:05,728 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 365 transitions. [2023-11-21 18:55:05,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-21 18:55:05,729 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:55:05,729 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:55:05,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:55:05,754 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-21 18:55:06,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:55:06,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 367 states to 158 states and 367 transitions. [2023-11-21 18:55:06,183 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 367 transitions. [2023-11-21 18:55:06,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-21 18:55:06,183 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:55:06,184 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:55:06,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:55:06,214 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-21 18:55:07,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:55:07,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 370 states to 160 states and 370 transitions. [2023-11-21 18:55:07,157 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 370 transitions. [2023-11-21 18:55:07,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-21 18:55:07,158 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:55:07,159 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:55:07,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:55:07,520 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:55:10,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:55:10,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 408 states to 167 states and 408 transitions. [2023-11-21 18:55:10,779 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 408 transitions. [2023-11-21 18:55:10,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-21 18:55:10,780 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:55:10,781 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:55:10,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:55:10,842 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:55:11,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:55:11,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 169 states and 420 transitions. [2023-11-21 18:55:11,956 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 420 transitions. [2023-11-21 18:55:11,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-21 18:55:11,957 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:55:11,957 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:55:11,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:55:12,006 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:55:13,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:55:13,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 432 states to 171 states and 432 transitions. [2023-11-21 18:55:13,125 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 432 transitions. [2023-11-21 18:55:13,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-21 18:55:13,125 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:55:13,126 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:55:13,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:55:13,178 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:55:13,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:55:13,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 436 states to 172 states and 436 transitions. [2023-11-21 18:55:13,773 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 436 transitions. [2023-11-21 18:55:13,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-21 18:55:13,774 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:55:13,775 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:55:13,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:55:13,982 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:55:17,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:55:17,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 480 states to 181 states and 480 transitions. [2023-11-21 18:55:17,794 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 480 transitions. [2023-11-21 18:55:17,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-21 18:55:17,795 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:55:17,795 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:55:17,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:55:17,855 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:55:18,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:55:18,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 485 states to 182 states and 485 transitions. [2023-11-21 18:55:18,365 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 485 transitions. [2023-11-21 18:55:18,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-21 18:55:18,365 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:55:18,366 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:55:18,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:55:18,425 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:55:19,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:55:19,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 492 states to 183 states and 492 transitions. [2023-11-21 18:55:19,039 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 492 transitions. [2023-11-21 18:55:19,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-21 18:55:19,039 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:55:19,040 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:55:19,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:55:19,069 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.