./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/loop-zilu/benchmark13_conjunctive.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_45c4fe96-e62e-48e3-a93e-0a5f256c8e47/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45c4fe96-e62e-48e3-a93e-0a5f256c8e47/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_45c4fe96-e62e-48e3-a93e-0a5f256c8e47/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45c4fe96-e62e-48e3-a93e-0a5f256c8e47/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/loop-zilu/benchmark13_conjunctive.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45c4fe96-e62e-48e3-a93e-0a5f256c8e47/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_45c4fe96-e62e-48e3-a93e-0a5f256c8e47/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 cf06395da4b8f86107f4d086333b3a12be01d6e25ea5b5133d532da24fef3f46 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:28:31,027 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:28:31,104 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45c4fe96-e62e-48e3-a93e-0a5f256c8e47/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-21 18:28:31,109 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:28:31,110 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:28:31,136 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:28:31,137 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:28:31,137 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:28:31,138 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:28:31,139 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:28:31,139 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:28:31,140 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:28:31,140 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:28:31,141 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:28:31,141 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:28:31,142 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:28:31,143 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:28:31,143 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:28:31,144 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:28:31,144 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:28:31,144 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:28:31,145 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:28:31,146 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:28:31,146 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:28:31,146 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:28:31,147 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:28:31,147 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:28:31,148 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:28:31,148 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:28:31,149 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:28:31,149 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:28:31,149 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:28:31,150 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:28:31,150 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:28:31,150 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:28:31,151 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_45c4fe96-e62e-48e3-a93e-0a5f256c8e47/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45c4fe96-e62e-48e3-a93e-0a5f256c8e47/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cf06395da4b8f86107f4d086333b3a12be01d6e25ea5b5133d532da24fef3f46 [2023-11-21 18:28:31,420 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:28:31,455 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:28:31,458 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:28:31,459 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:28:31,460 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:28:31,462 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45c4fe96-e62e-48e3-a93e-0a5f256c8e47/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/loop-zilu/benchmark13_conjunctive.i [2023-11-21 18:28:34,471 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:28:34,738 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:28:34,738 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45c4fe96-e62e-48e3-a93e-0a5f256c8e47/sv-benchmarks/c/loop-zilu/benchmark13_conjunctive.i [2023-11-21 18:28:34,747 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45c4fe96-e62e-48e3-a93e-0a5f256c8e47/bin/ukojak-verify-i0I2FZA1j2/data/c6d28701a/def42a7667db417db59e82f7f9146d64/FLAG5bab7ac87 [2023-11-21 18:28:34,768 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45c4fe96-e62e-48e3-a93e-0a5f256c8e47/bin/ukojak-verify-i0I2FZA1j2/data/c6d28701a/def42a7667db417db59e82f7f9146d64 [2023-11-21 18:28:34,776 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:28:34,778 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:28:34,780 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:28:34,780 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:28:34,786 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:28:34,786 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:28:34" (1/1) ... [2023-11-21 18:28:34,790 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@55e40fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:28:34, skipping insertion in model container [2023-11-21 18:28:34,790 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:28:34" (1/1) ... [2023-11-21 18:28:34,817 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:28:34,975 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:28:34,983 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:28:34,997 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:28:35,010 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:28:35,010 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:28:35 WrapperNode [2023-11-21 18:28:35,011 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:28:35,012 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:28:35,012 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:28:35,012 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:28:35,020 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:28:35" (1/1) ... [2023-11-21 18:28:35,028 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:28:35" (1/1) ... [2023-11-21 18:28:35,051 INFO L138 Inliner]: procedures = 15, calls = 8, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 44 [2023-11-21 18:28:35,051 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:28:35,053 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:28:35,053 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:28:35,053 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:28:35,062 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:28:35" (1/1) ... [2023-11-21 18:28:35,063 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:28:35" (1/1) ... [2023-11-21 18:28:35,065 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:28:35" (1/1) ... [2023-11-21 18:28:35,065 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:28:35" (1/1) ... [2023-11-21 18:28:35,080 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:28:35" (1/1) ... [2023-11-21 18:28:35,085 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:28:35" (1/1) ... [2023-11-21 18:28:35,087 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:28:35" (1/1) ... [2023-11-21 18:28:35,088 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:28:35" (1/1) ... [2023-11-21 18:28:35,092 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:28:35,093 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:28:35,093 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:28:35,093 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:28:35,094 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:28:35" (1/1) ... [2023-11-21 18:28:35,100 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:28:35,114 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45c4fe96-e62e-48e3-a93e-0a5f256c8e47/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:28:35,126 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45c4fe96-e62e-48e3-a93e-0a5f256c8e47/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:28:35,137 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45c4fe96-e62e-48e3-a93e-0a5f256c8e47/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:28:35,160 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:28:35,160 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:28:35,160 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:28:35,161 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:28:35,226 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:28:35,228 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:28:35,398 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:28:35,476 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:28:35,476 INFO L308 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-21 18:28:35,478 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:28:35 BoogieIcfgContainer [2023-11-21 18:28:35,478 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:28:35,479 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:28:35,479 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:28:35,490 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:28:35,491 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:28:35" (1/1) ... [2023-11-21 18:28:35,501 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:28:35,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:35,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 13 states and 14 transitions. [2023-11-21 18:28:35,557 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 14 transitions. [2023-11-21 18:28:35,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-21 18:28:35,559 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:35,560 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:35,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:35,749 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 18:28:35,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:35,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 15 states and 18 transitions. [2023-11-21 18:28:35,806 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 18 transitions. [2023-11-21 18:28:35,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-21 18:28:35,807 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:35,807 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:35,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:35,925 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 18:28:36,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:36,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 18 states and 23 transitions. [2023-11-21 18:28:36,055 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 23 transitions. [2023-11-21 18:28:36,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-21 18:28:36,056 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:36,056 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:36,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:36,134 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 18:28:36,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:36,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 22 states and 30 transitions. [2023-11-21 18:28:36,544 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 30 transitions. [2023-11-21 18:28:36,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-21 18:28:36,546 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:36,547 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:36,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:36,657 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 18:28:37,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:37,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 27 states and 40 transitions. [2023-11-21 18:28:37,128 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 40 transitions. [2023-11-21 18:28:37,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-21 18:28:37,128 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:37,129 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:37,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:37,202 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:28:37,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:37,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 30 states and 43 transitions. [2023-11-21 18:28:37,479 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2023-11-21 18:28:37,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-21 18:28:37,480 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:37,480 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:37,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:37,583 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 18:28:37,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:37,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 35 states and 53 transitions. [2023-11-21 18:28:37,989 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 53 transitions. [2023-11-21 18:28:37,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-21 18:28:37,990 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:37,990 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:38,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:38,076 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:28:38,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:38,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 43 states and 61 transitions. [2023-11-21 18:28:38,958 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 61 transitions. [2023-11-21 18:28:38,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-21 18:28:38,959 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:38,960 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:38,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:39,094 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:28:39,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:39,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 48 states and 71 transitions. [2023-11-21 18:28:39,569 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 71 transitions. [2023-11-21 18:28:39,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-21 18:28:39,570 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:39,570 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:39,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:39,707 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:28:39,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:39,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 50 states and 72 transitions. [2023-11-21 18:28:39,898 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 72 transitions. [2023-11-21 18:28:39,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-21 18:28:39,899 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:39,899 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:39,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:40,056 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:28:40,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:40,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 55 states and 83 transitions. [2023-11-21 18:28:40,559 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 83 transitions. [2023-11-21 18:28:40,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-21 18:28:40,560 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:40,560 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:40,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:40,654 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-21 18:28:41,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:41,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 58 states and 86 transitions. [2023-11-21 18:28:41,107 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 86 transitions. [2023-11-21 18:28:41,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-21 18:28:41,108 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:41,108 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:41,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:41,214 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:28:41,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:41,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 63 states and 98 transitions. [2023-11-21 18:28:41,823 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 98 transitions. [2023-11-21 18:28:41,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-21 18:28:41,824 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:41,824 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:41,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:42,093 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:28:42,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:42,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 65 states and 99 transitions. [2023-11-21 18:28:42,314 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 99 transitions. [2023-11-21 18:28:42,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-21 18:28:42,318 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:42,319 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:42,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:42,514 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:28:43,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:43,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 70 states and 113 transitions. [2023-11-21 18:28:43,271 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 113 transitions. [2023-11-21 18:28:43,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-21 18:28:43,272 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:43,273 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:43,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:43,326 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:28:43,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:43,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 72 states and 114 transitions. [2023-11-21 18:28:43,568 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 114 transitions. [2023-11-21 18:28:43,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-21 18:28:43,569 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:43,569 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:43,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:43,642 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:28:43,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:43,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 74 states and 115 transitions. [2023-11-21 18:28:43,852 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 115 transitions. [2023-11-21 18:28:43,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-21 18:28:43,853 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:43,853 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:43,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:43,881 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2023-11-21 18:28:44,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:44,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 71 states and 111 transitions. [2023-11-21 18:28:44,122 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 111 transitions. [2023-11-21 18:28:44,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-21 18:28:44,123 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:44,123 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:44,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:44,153 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2023-11-21 18:28:44,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:44,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 71 states and 110 transitions. [2023-11-21 18:28:44,629 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 110 transitions. [2023-11-21 18:28:44,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-21 18:28:44,630 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:44,630 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:44,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:44,752 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 18:28:45,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:45,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 76 states and 124 transitions. [2023-11-21 18:28:45,538 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 124 transitions. [2023-11-21 18:28:45,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-21 18:28:45,539 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:45,539 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:45,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:45,920 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:28:46,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:46,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 80 states and 127 transitions. [2023-11-21 18:28:46,739 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 127 transitions. [2023-11-21 18:28:46,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-21 18:28:46,740 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:46,740 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:46,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:47,004 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:28:47,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:47,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 85 states and 142 transitions. [2023-11-21 18:28:47,752 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 142 transitions. [2023-11-21 18:28:47,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-21 18:28:47,753 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:47,754 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:47,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:47,812 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:28:48,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:48,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 87 states and 143 transitions. [2023-11-21 18:28:48,074 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 143 transitions. [2023-11-21 18:28:48,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-21 18:28:48,076 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:48,077 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:48,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:48,165 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:28:48,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:48,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 89 states and 145 transitions. [2023-11-21 18:28:48,665 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 145 transitions. [2023-11-21 18:28:48,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-21 18:28:48,666 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:48,666 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:48,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:48,731 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:28:49,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:49,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 91 states and 146 transitions. [2023-11-21 18:28:49,002 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 146 transitions. [2023-11-21 18:28:49,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-21 18:28:49,002 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:49,003 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:49,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:49,031 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2023-11-21 18:28:49,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:49,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 94 states and 149 transitions. [2023-11-21 18:28:49,573 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 149 transitions. [2023-11-21 18:28:49,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-21 18:28:49,573 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:49,574 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:49,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:49,602 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2023-11-21 18:28:49,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:49,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 91 states and 145 transitions. [2023-11-21 18:28:49,880 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 145 transitions. [2023-11-21 18:28:49,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-21 18:28:49,881 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:49,881 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:49,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:49,995 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:28:50,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:50,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 96 states and 161 transitions. [2023-11-21 18:28:50,822 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 161 transitions. [2023-11-21 18:28:50,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-21 18:28:50,823 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:50,823 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:50,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:51,263 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:28:51,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:51,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 98 states and 162 transitions. [2023-11-21 18:28:51,580 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 162 transitions. [2023-11-21 18:28:51,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-21 18:28:51,580 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:51,581 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:51,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:51,833 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 0 proven. 65 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:28:52,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:52,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 103 states and 180 transitions. [2023-11-21 18:28:52,863 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 180 transitions. [2023-11-21 18:28:52,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-21 18:28:52,864 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:52,864 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:52,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:52,939 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 0 proven. 65 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:28:53,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:53,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 105 states and 181 transitions. [2023-11-21 18:28:53,244 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 181 transitions. [2023-11-21 18:28:53,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-21 18:28:53,245 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:53,245 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:53,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:53,328 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 0 proven. 65 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:28:53,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:53,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 107 states and 182 transitions. [2023-11-21 18:28:53,663 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 182 transitions. [2023-11-21 18:28:53,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-21 18:28:53,663 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:53,664 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:53,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:53,729 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 0 proven. 65 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:28:54,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:54,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 109 states and 183 transitions. [2023-11-21 18:28:54,043 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 183 transitions. [2023-11-21 18:28:54,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-21 18:28:54,044 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:54,044 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:54,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:54,139 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 0 proven. 65 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:28:54,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:54,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 111 states and 184 transitions. [2023-11-21 18:28:54,444 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 184 transitions. [2023-11-21 18:28:54,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-21 18:28:54,445 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:54,445 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:54,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:54,468 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2023-11-21 18:28:55,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:55,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 114 states and 187 transitions. [2023-11-21 18:28:55,128 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 187 transitions. [2023-11-21 18:28:55,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-21 18:28:55,129 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:55,129 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:55,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:55,155 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2023-11-21 18:28:55,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:55,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 111 states and 183 transitions. [2023-11-21 18:28:55,455 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 183 transitions. [2023-11-21 18:28:55,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-21 18:28:55,456 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:55,456 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:55,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:55,584 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 0 proven. 75 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:28:56,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:56,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 116 states and 201 transitions. [2023-11-21 18:28:56,532 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 201 transitions. [2023-11-21 18:28:56,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-21 18:28:56,532 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:56,533 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:56,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:57,213 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 87 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:28:57,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:57,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 118 states and 202 transitions. [2023-11-21 18:28:57,568 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 202 transitions. [2023-11-21 18:28:57,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-21 18:28:57,569 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:57,569 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:57,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:57,873 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 0 proven. 93 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:28:58,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:58,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 123 states and 221 transitions. [2023-11-21 18:28:58,827 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 221 transitions. [2023-11-21 18:28:58,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-21 18:28:58,828 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:58,828 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:58,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:58,933 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 0 proven. 93 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:28:59,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:59,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 125 states and 222 transitions. [2023-11-21 18:28:59,279 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 222 transitions. [2023-11-21 18:28:59,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-21 18:28:59,280 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:59,280 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:59,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:59,364 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 0 proven. 93 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:28:59,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:59,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 127 states and 223 transitions. [2023-11-21 18:28:59,697 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 223 transitions. [2023-11-21 18:28:59,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-21 18:28:59,698 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:59,698 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:59,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:59,776 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 0 proven. 93 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:29:00,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:29:00,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 129 states and 224 transitions. [2023-11-21 18:29:00,135 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 224 transitions. [2023-11-21 18:29:00,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-21 18:29:00,136 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:29:00,136 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:29:00,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:29:00,228 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 0 proven. 93 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:29:00,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:29:00,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 131 states and 226 transitions. [2023-11-21 18:29:00,961 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 226 transitions. [2023-11-21 18:29:00,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-21 18:29:00,962 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:29:00,962 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:29:00,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:29:01,043 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 0 proven. 93 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:29:01,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:29:01,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 133 states and 227 transitions. [2023-11-21 18:29:01,376 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 227 transitions. [2023-11-21 18:29:01,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-21 18:29:01,376 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:29:01,377 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:29:01,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:29:01,401 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2023-11-21 18:29:02,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:29:02,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 136 states and 230 transitions. [2023-11-21 18:29:02,117 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 230 transitions. [2023-11-21 18:29:02,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-21 18:29:02,118 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:29:02,119 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:29:02,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:29:02,182 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2023-11-21 18:29:02,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:29:02,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 133 states and 226 transitions. [2023-11-21 18:29:02,574 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 226 transitions. [2023-11-21 18:29:02,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-21 18:29:02,574 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:29:02,574 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:29:02,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:29:02,737 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:29:03,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:29:03,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 138 states and 246 transitions. [2023-11-21 18:29:03,864 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 246 transitions. [2023-11-21 18:29:03,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-21 18:29:03,865 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:29:03,865 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:29:03,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:29:04,839 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 119 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:29:05,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:29:05,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 140 states and 247 transitions. [2023-11-21 18:29:05,253 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 247 transitions. [2023-11-21 18:29:05,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-21 18:29:05,254 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:29:05,254 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:29:05,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:29:05,633 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 18:29:06,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:29:06,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 145 states and 268 transitions. [2023-11-21 18:29:06,766 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 268 transitions. [2023-11-21 18:29:06,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-21 18:29:06,766 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:29:06,766 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:29:06,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:29:06,887 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 18:29:07,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:29:07,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 147 states and 269 transitions. [2023-11-21 18:29:07,339 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 269 transitions. [2023-11-21 18:29:07,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-21 18:29:07,340 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:29:07,340 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:29:07,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:29:07,431 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 18:29:07,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:29:07,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 149 states and 270 transitions. [2023-11-21 18:29:07,819 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 270 transitions. [2023-11-21 18:29:07,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-21 18:29:07,819 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:29:07,820 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:29:07,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:29:07,936 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 18:29:08,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:29:08,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 151 states and 271 transitions. [2023-11-21 18:29:08,339 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 271 transitions. [2023-11-21 18:29:08,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-21 18:29:08,340 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:29:08,340 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:29:08,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:29:08,444 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 18:29:08,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:29:08,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 153 states and 272 transitions. [2023-11-21 18:29:08,885 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 272 transitions. [2023-11-21 18:29:08,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-21 18:29:08,886 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:29:08,886 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:29:08,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:29:08,969 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 18:29:09,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:29:09,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 155 states and 274 transitions. [2023-11-21 18:29:09,708 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 274 transitions. [2023-11-21 18:29:09,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-21 18:29:09,709 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:29:09,709 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:29:09,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:29:09,790 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 18:29:10,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:29:10,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 157 states and 275 transitions. [2023-11-21 18:29:10,180 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 275 transitions. [2023-11-21 18:29:10,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-21 18:29:10,181 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:29:10,181 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:29:10,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:29:10,204 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2023-11-21 18:29:11,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:29:11,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 160 states and 278 transitions. [2023-11-21 18:29:11,130 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 278 transitions. [2023-11-21 18:29:11,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-21 18:29:11,130 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:29:11,131 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:29:11,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:29:11,165 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2023-11-21 18:29:11,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:29:11,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 157 states and 274 transitions. [2023-11-21 18:29:11,583 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 274 transitions. [2023-11-21 18:29:11,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-21 18:29:11,584 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:29:11,584 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:29:11,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:29:11,770 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 0 proven. 140 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:29:13,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:29:13,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 162 states and 296 transitions. [2023-11-21 18:29:13,068 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 296 transitions. [2023-11-21 18:29:13,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-21 18:29:13,069 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:29:13,069 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:29:13,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:29:14,337 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 156 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:29:14,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:29:14,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 164 states and 297 transitions. [2023-11-21 18:29:14,772 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 297 transitions. [2023-11-21 18:29:14,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-21 18:29:14,772 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:29:14,773 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:29:14,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:29:15,172 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 0 proven. 164 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:29:16,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:29:16,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 169 states and 320 transitions. [2023-11-21 18:29:16,398 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 320 transitions. [2023-11-21 18:29:16,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-21 18:29:16,399 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:29:16,399 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:29:16,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:29:16,494 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 0 proven. 164 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:29:16,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:29:16,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 171 states and 321 transitions. [2023-11-21 18:29:16,922 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 321 transitions. [2023-11-21 18:29:16,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-21 18:29:16,923 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:29:16,923 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:29:16,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:29:17,026 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 0 proven. 164 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:29:17,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:29:17,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 173 states and 322 transitions. [2023-11-21 18:29:17,503 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 322 transitions. [2023-11-21 18:29:17,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-21 18:29:17,503 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:29:17,504 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:29:17,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:29:17,601 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 0 proven. 164 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:29:18,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:29:18,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 323 states to 175 states and 323 transitions. [2023-11-21 18:29:18,063 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 323 transitions. [2023-11-21 18:29:18,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-21 18:29:18,064 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:29:18,064 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:29:18,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:29:18,220 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 0 proven. 164 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:29:18,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:29:18,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 177 states and 324 transitions. [2023-11-21 18:29:18,770 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 324 transitions. [2023-11-21 18:29:18,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-21 18:29:18,772 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:29:18,772 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:29:18,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:29:18,868 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 0 proven. 164 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:29:19,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:29:19,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 179 states and 325 transitions. [2023-11-21 18:29:19,341 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 325 transitions. [2023-11-21 18:29:19,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-21 18:29:19,342 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:29:19,342 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:29:19,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:29:19,439 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 0 proven. 164 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:29:20,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:29:20,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 181 states and 327 transitions. [2023-11-21 18:29:20,352 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 327 transitions. [2023-11-21 18:29:20,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-21 18:29:20,353 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:29:20,353 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:29:20,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:29:20,445 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 0 proven. 164 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:29:20,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:29:20,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 183 states and 328 transitions. [2023-11-21 18:29:20,936 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 328 transitions. [2023-11-21 18:29:20,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-21 18:29:20,936 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:29:20,937 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:29:20,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:29:20,960 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 133 trivial. 0 not checked. [2023-11-21 18:29:21,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:29:21,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 186 states and 331 transitions. [2023-11-21 18:29:21,957 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 331 transitions. [2023-11-21 18:29:21,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-21 18:29:21,958 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:29:21,958 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:29:21,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:29:21,984 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 133 trivial. 0 not checked.