./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/loop-zilu/benchmark36_conjunctive.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 527bcce2 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_71cd1ce7-bb63-4259-a340-1a95aaae1a5a/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71cd1ce7-bb63-4259-a340-1a95aaae1a5a/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_71cd1ce7-bb63-4259-a340-1a95aaae1a5a/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71cd1ce7-bb63-4259-a340-1a95aaae1a5a/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/loop-zilu/benchmark36_conjunctive.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71cd1ce7-bb63-4259-a340-1a95aaae1a5a/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_71cd1ce7-bb63-4259-a340-1a95aaae1a5a/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 aa1583b531c18e8d25726690525e5ca2db800c1fca35b7cfde3a7fa11382718a --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:44:09,145 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:44:09,229 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71cd1ce7-bb63-4259-a340-1a95aaae1a5a/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-21 18:44:09,234 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:44:09,235 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:44:09,276 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:44:09,277 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:44:09,278 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:44:09,279 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:44:09,280 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:44:09,281 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:44:09,281 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:44:09,282 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:44:09,282 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:44:09,283 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:44:09,284 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:44:09,284 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:44:09,285 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:44:09,286 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:44:09,286 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:44:09,287 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:44:09,288 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:44:09,288 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:44:09,289 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:44:09,290 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:44:09,290 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:44:09,291 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:44:09,291 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:44:09,292 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:44:09,293 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:44:09,293 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:44:09,294 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:44:09,294 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:44:09,295 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:44:09,295 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:44:09,296 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_71cd1ce7-bb63-4259-a340-1a95aaae1a5a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71cd1ce7-bb63-4259-a340-1a95aaae1a5a/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> aa1583b531c18e8d25726690525e5ca2db800c1fca35b7cfde3a7fa11382718a [2023-11-21 18:44:09,577 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:44:09,609 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:44:09,612 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:44:09,613 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:44:09,614 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:44:09,615 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71cd1ce7-bb63-4259-a340-1a95aaae1a5a/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/loop-zilu/benchmark36_conjunctive.i [2023-11-21 18:44:12,733 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:44:12,988 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:44:12,989 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71cd1ce7-bb63-4259-a340-1a95aaae1a5a/sv-benchmarks/c/loop-zilu/benchmark36_conjunctive.i [2023-11-21 18:44:12,997 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71cd1ce7-bb63-4259-a340-1a95aaae1a5a/bin/ukojak-verify-i0I2FZA1j2/data/88a15b2ac/bb810c17434a406da706865c3a7f1ec3/FLAG6596d502f [2023-11-21 18:44:13,019 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71cd1ce7-bb63-4259-a340-1a95aaae1a5a/bin/ukojak-verify-i0I2FZA1j2/data/88a15b2ac/bb810c17434a406da706865c3a7f1ec3 [2023-11-21 18:44:13,027 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:44:13,029 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:44:13,032 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:44:13,032 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:44:13,039 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:44:13,042 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:44:13" (1/1) ... [2023-11-21 18:44:13,043 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@72c2a924 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:44:13, skipping insertion in model container [2023-11-21 18:44:13,044 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:44:13" (1/1) ... [2023-11-21 18:44:13,064 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:44:13,215 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:44:13,226 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:44:13,240 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:44:13,256 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:44:13,257 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:44:13 WrapperNode [2023-11-21 18:44:13,257 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:44:13,258 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:44:13,259 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:44:13,259 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:44:13,267 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:44:13" (1/1) ... [2023-11-21 18:44:13,276 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:44:13" (1/1) ... [2023-11-21 18:44:13,303 INFO L138 Inliner]: procedures = 15, calls = 8, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 45 [2023-11-21 18:44:13,304 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:44:13,305 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:44:13,305 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:44:13,305 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:44:13,315 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:44:13" (1/1) ... [2023-11-21 18:44:13,315 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:44:13" (1/1) ... [2023-11-21 18:44:13,318 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:44:13" (1/1) ... [2023-11-21 18:44:13,318 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:44:13" (1/1) ... [2023-11-21 18:44:13,329 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:44:13" (1/1) ... [2023-11-21 18:44:13,332 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:44:13" (1/1) ... [2023-11-21 18:44:13,334 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:44:13" (1/1) ... [2023-11-21 18:44:13,335 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:44:13" (1/1) ... [2023-11-21 18:44:13,344 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:44:13,345 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:44:13,346 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:44:13,346 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:44:13,347 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:44:13" (1/1) ... [2023-11-21 18:44:13,358 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:44:13,372 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71cd1ce7-bb63-4259-a340-1a95aaae1a5a/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:44:13,390 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71cd1ce7-bb63-4259-a340-1a95aaae1a5a/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:44:13,394 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71cd1ce7-bb63-4259-a340-1a95aaae1a5a/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:44:13,425 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:44:13,425 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:44:13,425 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:44:13,426 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:44:13,488 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:44:13,491 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:44:13,631 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:44:13,714 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:44:13,715 INFO L308 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-21 18:44:13,716 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:44:13 BoogieIcfgContainer [2023-11-21 18:44:13,717 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:44:13,718 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:44:13,718 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:44:13,729 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:44:13,729 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:44:13" (1/1) ... [2023-11-21 18:44:13,736 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:44:13,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:44:13,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 15 states and 17 transitions. [2023-11-21 18:44:13,793 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 17 transitions. [2023-11-21 18:44:13,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-21 18:44:13,796 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:44:13,797 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:44:13,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:44:14,035 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 18:44:14,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:44:14,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 18 states and 21 transitions. [2023-11-21 18:44:14,114 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 21 transitions. [2023-11-21 18:44:14,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-21 18:44:14,115 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:44:14,115 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:44:14,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:44:14,247 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 18:44:14,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:44:14,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 22 states and 27 transitions. [2023-11-21 18:44:14,390 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 27 transitions. [2023-11-21 18:44:14,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-21 18:44:14,390 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:44:14,391 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:44:14,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:44:14,475 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 18:44:14,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:44:14,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 27 states and 36 transitions. [2023-11-21 18:44:14,827 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 36 transitions. [2023-11-21 18:44:14,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-21 18:44:14,829 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:44:14,830 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:44:14,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:44:14,955 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 18:44:15,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:44:15,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 33 states and 48 transitions. [2023-11-21 18:44:15,459 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 48 transitions. [2023-11-21 18:44:15,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-21 18:44:15,461 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:44:15,461 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:44:15,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:44:15,662 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:44:16,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:44:16,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 39 states and 56 transitions. [2023-11-21 18:44:16,387 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 56 transitions. [2023-11-21 18:44:16,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-21 18:44:16,388 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:44:16,388 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:44:16,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:44:16,522 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 18:44:17,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:44:17,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 45 states and 67 transitions. [2023-11-21 18:44:17,037 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 67 transitions. [2023-11-21 18:44:17,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-21 18:44:17,038 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:44:17,038 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:44:17,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:44:17,128 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 18:44:17,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:44:17,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 50 states and 72 transitions. [2023-11-21 18:44:17,520 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 72 transitions. [2023-11-21 18:44:17,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-21 18:44:17,521 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:44:17,522 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:44:17,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:44:17,643 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 18:44:18,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:44:18,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 56 states and 84 transitions. [2023-11-21 18:44:18,175 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 84 transitions. [2023-11-21 18:44:18,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-21 18:44:18,176 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:44:18,176 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:44:18,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:44:18,313 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:44:18,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:44:18,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 58 states and 85 transitions. [2023-11-21 18:44:18,497 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 85 transitions. [2023-11-21 18:44:18,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-21 18:44:18,498 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:44:18,499 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:44:18,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:44:18,665 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:44:19,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:44:19,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 64 states and 97 transitions. [2023-11-21 18:44:19,159 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 97 transitions. [2023-11-21 18:44:19,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-21 18:44:19,160 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:44:19,161 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:44:19,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:44:19,333 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:44:19,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:44:19,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 68 states and 101 transitions. [2023-11-21 18:44:19,702 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 101 transitions. [2023-11-21 18:44:19,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-21 18:44:19,703 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:44:19,703 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:44:19,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:44:19,881 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:44:20,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:44:20,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 74 states and 115 transitions. [2023-11-21 18:44:20,545 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 115 transitions. [2023-11-21 18:44:20,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-21 18:44:20,546 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:44:20,546 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:44:20,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:44:20,778 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:44:21,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:44:21,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 76 states and 116 transitions. [2023-11-21 18:44:21,026 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 116 transitions. [2023-11-21 18:44:21,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-21 18:44:21,027 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:44:21,027 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:44:21,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:44:21,212 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:44:21,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:44:21,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 82 states and 130 transitions. [2023-11-21 18:44:21,811 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 130 transitions. [2023-11-21 18:44:21,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-21 18:44:21,812 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:44:21,813 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:44:21,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:44:22,138 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:44:22,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:44:22,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 86 states and 134 transitions. [2023-11-21 18:44:22,625 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 134 transitions. [2023-11-21 18:44:22,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-21 18:44:22,626 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:44:22,626 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:44:22,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:44:22,822 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:44:23,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:44:23,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 92 states and 150 transitions. [2023-11-21 18:44:23,688 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 150 transitions. [2023-11-21 18:44:23,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-21 18:44:23,689 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:44:23,689 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:44:23,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:44:24,101 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:44:24,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:44:24,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 94 states and 151 transitions. [2023-11-21 18:44:24,407 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 151 transitions. [2023-11-21 18:44:24,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-21 18:44:24,408 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:44:24,409 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:44:24,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:44:24,670 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 52 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:44:25,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:44:25,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 100 states and 167 transitions. [2023-11-21 18:44:25,396 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 167 transitions. [2023-11-21 18:44:25,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-21 18:44:25,397 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:44:25,398 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:44:25,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:44:25,830 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:44:26,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:44:26,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 104 states and 171 transitions. [2023-11-21 18:44:26,385 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 171 transitions. [2023-11-21 18:44:26,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-21 18:44:26,385 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:44:26,386 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:44:26,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:44:26,645 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:44:27,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:44:27,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 110 states and 189 transitions. [2023-11-21 18:44:27,533 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 189 transitions. [2023-11-21 18:44:27,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-21 18:44:27,534 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:44:27,534 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:44:27,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:44:28,092 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:44:28,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:44:28,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 112 states and 190 transitions. [2023-11-21 18:44:28,454 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 190 transitions. [2023-11-21 18:44:28,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-21 18:44:28,455 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:44:28,455 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:44:28,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:44:28,743 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 80 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:44:29,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:44:29,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 118 states and 208 transitions. [2023-11-21 18:44:29,518 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 208 transitions. [2023-11-21 18:44:29,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-21 18:44:29,519 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:44:29,520 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:44:29,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:44:30,174 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 85 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:44:30,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:44:30,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 122 states and 212 transitions. [2023-11-21 18:44:30,849 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 212 transitions. [2023-11-21 18:44:30,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-21 18:44:30,851 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:44:30,851 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:44:30,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:44:31,138 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:44:32,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:44:32,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 128 states and 232 transitions. [2023-11-21 18:44:32,142 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 232 transitions. [2023-11-21 18:44:32,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-21 18:44:32,143 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:44:32,143 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:44:32,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:44:32,835 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 108 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:44:33,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:44:33,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 130 states and 233 transitions. [2023-11-21 18:44:33,205 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 233 transitions. [2023-11-21 18:44:33,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-21 18:44:33,205 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:44:33,206 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:44:33,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:44:33,525 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 0 proven. 114 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:44:34,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:44:34,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 136 states and 253 transitions. [2023-11-21 18:44:34,484 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 253 transitions. [2023-11-21 18:44:34,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-21 18:44:34,485 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:44:34,485 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:44:34,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:44:35,424 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 120 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:44:36,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:44:36,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 140 states and 257 transitions. [2023-11-21 18:44:36,187 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 257 transitions. [2023-11-21 18:44:36,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-21 18:44:36,187 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:44:36,187 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:44:36,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:44:36,540 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 0 proven. 126 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:44:37,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:44:37,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 146 states and 279 transitions. [2023-11-21 18:44:37,856 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 279 transitions. [2023-11-21 18:44:37,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-21 18:44:37,857 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:44:37,858 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:44:37,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:44:38,785 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 147 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:44:39,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:44:39,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 148 states and 280 transitions. [2023-11-21 18:44:39,201 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 280 transitions. [2023-11-21 18:44:39,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-21 18:44:39,202 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:44:39,202 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:44:39,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:44:39,545 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 0 proven. 154 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:44:40,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:44:40,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 154 states and 302 transitions. [2023-11-21 18:44:40,559 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 302 transitions. [2023-11-21 18:44:40,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-21 18:44:40,559 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:44:40,559 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:44:40,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:44:41,609 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 161 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:44:42,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:44:42,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 158 states and 306 transitions. [2023-11-21 18:44:42,420 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 306 transitions. [2023-11-21 18:44:42,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-21 18:44:42,421 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:44:42,421 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:44:42,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:44:42,791 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 0 proven. 168 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:44:44,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:44:44,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 164 states and 330 transitions. [2023-11-21 18:44:44,233 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 330 transitions. [2023-11-21 18:44:44,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-21 18:44:44,234 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:44:44,235 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:44:44,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:44:45,399 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 192 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:44:45,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:44:45,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 166 states and 331 transitions. [2023-11-21 18:44:45,905 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 331 transitions. [2023-11-21 18:44:45,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-21 18:44:45,906 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:44:45,906 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:44:45,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:44:46,281 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 0 proven. 200 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:44:47,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:44:47,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 355 states to 172 states and 355 transitions. [2023-11-21 18:44:47,436 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 355 transitions. [2023-11-21 18:44:47,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-21 18:44:47,437 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:44:47,437 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:44:47,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:44:48,791 INFO L134 CoverageAnalysis]: Checked inductivity of 208 backedges. 208 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:44:49,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:44:49,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 176 states and 359 transitions. [2023-11-21 18:44:49,668 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 359 transitions. [2023-11-21 18:44:49,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-21 18:44:49,668 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:44:49,669 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:44:49,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:44:50,107 INFO L134 CoverageAnalysis]: Checked inductivity of 216 backedges. 0 proven. 216 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:44:51,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:44:51,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 182 states and 385 transitions. [2023-11-21 18:44:51,637 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 385 transitions. [2023-11-21 18:44:51,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-21 18:44:51,638 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:44:51,638 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:44:51,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:44:53,333 INFO L134 CoverageAnalysis]: Checked inductivity of 243 backedges. 243 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:44:53,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:44:53,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 184 states and 386 transitions. [2023-11-21 18:44:53,856 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 386 transitions. [2023-11-21 18:44:53,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-21 18:44:53,857 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:44:53,857 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:44:53,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:44:54,340 INFO L134 CoverageAnalysis]: Checked inductivity of 252 backedges. 0 proven. 252 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:44:55,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:44:55,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 190 states and 412 transitions. [2023-11-21 18:44:55,576 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 412 transitions. [2023-11-21 18:44:55,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-21 18:44:55,576 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:44:55,577 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:44:55,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:44:57,220 INFO L134 CoverageAnalysis]: Checked inductivity of 261 backedges. 261 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:44:58,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:44:58,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 416 states to 194 states and 416 transitions. [2023-11-21 18:44:58,232 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 416 transitions. [2023-11-21 18:44:58,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-21 18:44:58,233 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:44:58,233 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:44:58,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:44:58,679 INFO L134 CoverageAnalysis]: Checked inductivity of 270 backedges. 0 proven. 270 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:45:00,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:45:00,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 444 states to 200 states and 444 transitions. [2023-11-21 18:45:00,316 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 444 transitions. [2023-11-21 18:45:00,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-21 18:45:00,316 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:45:00,317 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:45:00,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat