./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/array-crafted/bAnd1.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_7a6af870-be90-4385-95ec-4eb082b5c35b/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a6af870-be90-4385-95ec-4eb082b5c35b/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_7a6af870-be90-4385-95ec-4eb082b5c35b/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a6af870-be90-4385-95ec-4eb082b5c35b/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/array-crafted/bAnd1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a6af870-be90-4385-95ec-4eb082b5c35b/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_7a6af870-be90-4385-95ec-4eb082b5c35b/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 ad5600d67d8e26bbe74b5b2723c79b08c56f70a1300290f9b8c920a6b187d1e0 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:52:49,785 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:52:49,903 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a6af870-be90-4385-95ec-4eb082b5c35b/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-21 18:52:49,910 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:52:49,911 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:52:49,971 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:52:49,972 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:52:49,973 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:52:49,974 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:52:49,979 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:52:49,980 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:52:49,981 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:52:49,981 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:52:49,983 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:52:49,984 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:52:49,984 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:52:49,985 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:52:49,985 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:52:49,986 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:52:49,986 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:52:49,987 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:52:49,988 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:52:49,988 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:52:49,989 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:52:49,991 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:52:49,991 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:52:49,992 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:52:49,992 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:52:49,993 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:52:49,993 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:52:49,995 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:52:49,995 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:52:49,996 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:52:49,996 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:52:49,996 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:52:49,997 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_7a6af870-be90-4385-95ec-4eb082b5c35b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a6af870-be90-4385-95ec-4eb082b5c35b/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ad5600d67d8e26bbe74b5b2723c79b08c56f70a1300290f9b8c920a6b187d1e0 [2023-11-21 18:52:50,345 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:52:50,377 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:52:50,379 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:52:50,381 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:52:50,381 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:52:50,383 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a6af870-be90-4385-95ec-4eb082b5c35b/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/array-crafted/bAnd1.i [2023-11-21 18:52:53,467 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:52:53,709 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:52:53,710 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a6af870-be90-4385-95ec-4eb082b5c35b/sv-benchmarks/c/array-crafted/bAnd1.i [2023-11-21 18:52:53,720 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a6af870-be90-4385-95ec-4eb082b5c35b/bin/ukojak-verify-i0I2FZA1j2/data/d281ef4c9/f2cf9dc8ca3d4d7fbfa4efae24ba0000/FLAG4d015a878 [2023-11-21 18:52:53,742 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a6af870-be90-4385-95ec-4eb082b5c35b/bin/ukojak-verify-i0I2FZA1j2/data/d281ef4c9/f2cf9dc8ca3d4d7fbfa4efae24ba0000 [2023-11-21 18:52:53,744 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:52:53,746 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:52:53,747 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:52:53,747 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:52:53,753 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:52:53,753 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:52:53" (1/1) ... [2023-11-21 18:52:53,754 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5e31057d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:52:53, skipping insertion in model container [2023-11-21 18:52:53,755 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:52:53" (1/1) ... [2023-11-21 18:52:53,776 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:52:53,959 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:52:53,970 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:52:53,994 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:52:54,010 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:52:54,011 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:52:54 WrapperNode [2023-11-21 18:52:54,011 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:52:54,012 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:52:54,012 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:52:54,012 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:52:54,020 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:52:54" (1/1) ... [2023-11-21 18:52:54,028 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:52:54" (1/1) ... [2023-11-21 18:52:54,053 INFO L138 Inliner]: procedures = 16, calls = 32, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 86 [2023-11-21 18:52:54,054 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:52:54,055 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:52:54,055 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:52:54,055 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:52:54,069 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:52:54" (1/1) ... [2023-11-21 18:52:54,070 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:52:54" (1/1) ... [2023-11-21 18:52:54,083 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:52:54" (1/1) ... [2023-11-21 18:52:54,084 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:52:54" (1/1) ... [2023-11-21 18:52:54,092 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:52:54" (1/1) ... [2023-11-21 18:52:54,097 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:52:54" (1/1) ... [2023-11-21 18:52:54,099 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:52:54" (1/1) ... [2023-11-21 18:52:54,100 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:52:54" (1/1) ... [2023-11-21 18:52:54,103 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:52:54,104 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:52:54,104 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:52:54,104 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:52:54,105 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:52:54" (1/1) ... [2023-11-21 18:52:54,113 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:52:54,136 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a6af870-be90-4385-95ec-4eb082b5c35b/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:52:54,157 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a6af870-be90-4385-95ec-4eb082b5c35b/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:52:54,160 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a6af870-be90-4385-95ec-4eb082b5c35b/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:52:54,193 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:52:54,194 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:52:54,194 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 18:52:54,194 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-21 18:52:54,194 INFO L130 BoogieDeclarations]: Found specification of procedure bAnd [2023-11-21 18:52:54,195 INFO L138 BoogieDeclarations]: Found implementation of procedure bAnd [2023-11-21 18:52:54,195 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:52:54,195 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:52:54,195 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-21 18:52:54,196 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:52:54,272 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:52:54,273 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:52:54,578 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:52:54,703 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:52:54,704 INFO L308 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-21 18:52:54,706 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:52:54 BoogieIcfgContainer [2023-11-21 18:52:54,706 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:52:54,707 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:52:54,707 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:52:54,716 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:52:54,716 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:52:54" (1/1) ... [2023-11-21 18:52:54,724 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:52:54,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:54,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 29 states and 33 transitions. [2023-11-21 18:52:54,782 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 33 transitions. [2023-11-21 18:52:54,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-21 18:52:54,783 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:54,784 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:54,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:55,095 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 18:52:55,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:55,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 31 states and 36 transitions. [2023-11-21 18:52:55,175 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 36 transitions. [2023-11-21 18:52:55,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-21 18:52:55,175 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:55,176 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:55,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:55,295 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 18:52:55,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:55,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 32 states and 37 transitions. [2023-11-21 18:52:55,314 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 37 transitions. [2023-11-21 18:52:55,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-21 18:52:55,315 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:55,315 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:55,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:55,431 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:52:55,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:55,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 34 states and 40 transitions. [2023-11-21 18:52:55,594 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 40 transitions. [2023-11-21 18:52:55,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-21 18:52:55,610 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:55,611 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:55,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:55,732 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:52:55,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:55,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 33 states and 39 transitions. [2023-11-21 18:52:55,846 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 39 transitions. [2023-11-21 18:52:55,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-21 18:52:55,847 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:55,848 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:55,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:56,008 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:52:56,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:56,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 34 states and 40 transitions. [2023-11-21 18:52:56,097 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 40 transitions. [2023-11-21 18:52:56,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-21 18:52:56,098 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:56,098 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:56,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:56,276 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:52:56,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:56,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 31 states and 35 transitions. [2023-11-21 18:52:56,338 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 35 transitions. [2023-11-21 18:52:56,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-21 18:52:56,339 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:56,340 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:56,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:56,464 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-21 18:52:56,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:56,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 33 states and 38 transitions. [2023-11-21 18:52:56,542 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 38 transitions. [2023-11-21 18:52:56,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-21 18:52:56,542 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:56,543 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:56,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:56,610 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-21 18:52:56,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:56,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 34 states and 39 transitions. [2023-11-21 18:52:56,634 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 39 transitions. [2023-11-21 18:52:56,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-21 18:52:56,635 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:56,635 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:56,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:56,774 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:52:56,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:56,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 37 states and 42 transitions. [2023-11-21 18:52:56,957 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 42 transitions. [2023-11-21 18:52:56,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-21 18:52:56,959 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:56,959 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:56,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:57,134 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:52:57,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:57,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 40 states and 45 transitions. [2023-11-21 18:52:57,426 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 45 transitions. [2023-11-21 18:52:57,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-21 18:52:57,426 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:57,427 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:57,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:57,643 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:52:57,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:57,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 43 states and 48 transitions. [2023-11-21 18:52:57,917 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 48 transitions. [2023-11-21 18:52:57,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-21 18:52:57,917 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:57,918 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:57,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:58,140 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:52:58,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:58,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 46 states and 51 transitions. [2023-11-21 18:52:58,436 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 51 transitions. [2023-11-21 18:52:58,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-21 18:52:58,437 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:58,437 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:58,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:58,743 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:52:59,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:59,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 49 states and 54 transitions. [2023-11-21 18:52:59,089 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 54 transitions. [2023-11-21 18:52:59,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-21 18:52:59,090 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:59,090 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:59,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:59,406 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:52:59,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:59,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 52 states and 57 transitions. [2023-11-21 18:52:59,775 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 57 transitions. [2023-11-21 18:52:59,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-21 18:52:59,776 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:59,776 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:59,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:00,078 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 0 proven. 92 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:53:00,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:00,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 55 states and 60 transitions. [2023-11-21 18:53:00,479 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 60 transitions. [2023-11-21 18:53:00,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-21 18:53:00,480 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:00,480 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:00,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:00,811 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 0 proven. 117 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:53:01,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:01,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 58 states and 63 transitions. [2023-11-21 18:53:01,245 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 63 transitions. [2023-11-21 18:53:01,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-21 18:53:01,246 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:01,246 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:01,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:01,632 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 145 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:53:02,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:02,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 61 states and 66 transitions. [2023-11-21 18:53:02,092 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 66 transitions. [2023-11-21 18:53:02,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-21 18:53:02,093 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:02,093 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:02,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:02,576 INFO L134 CoverageAnalysis]: Checked inductivity of 178 backedges. 0 proven. 176 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:53:03,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:03,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 64 states and 69 transitions. [2023-11-21 18:53:03,068 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 69 transitions. [2023-11-21 18:53:03,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-21 18:53:03,069 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:03,069 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:03,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:03,479 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:53:04,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:04,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 67 states and 72 transitions. [2023-11-21 18:53:04,017 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 72 transitions. [2023-11-21 18:53:04,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-21 18:53:04,018 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:04,018 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:04,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:04,506 INFO L134 CoverageAnalysis]: Checked inductivity of 249 backedges. 0 proven. 247 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:53:05,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:05,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 70 states and 75 transitions. [2023-11-21 18:53:05,041 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 75 transitions. [2023-11-21 18:53:05,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-21 18:53:05,042 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:05,043 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:05,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:05,596 INFO L134 CoverageAnalysis]: Checked inductivity of 289 backedges. 0 proven. 287 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:53:06,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:06,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 73 states and 78 transitions. [2023-11-21 18:53:06,171 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 78 transitions. [2023-11-21 18:53:06,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-21 18:53:06,172 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:06,172 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:06,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:06,657 INFO L134 CoverageAnalysis]: Checked inductivity of 332 backedges. 0 proven. 330 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:53:07,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:07,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 76 states and 81 transitions. [2023-11-21 18:53:07,265 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 81 transitions. [2023-11-21 18:53:07,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-21 18:53:07,266 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:07,267 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:07,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:07,836 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 0 proven. 376 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:53:08,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:08,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 79 states and 84 transitions. [2023-11-21 18:53:08,481 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 84 transitions. [2023-11-21 18:53:08,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-21 18:53:08,482 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:08,482 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:08,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:09,140 INFO L134 CoverageAnalysis]: Checked inductivity of 427 backedges. 0 proven. 425 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:53:09,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:09,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 82 states and 87 transitions. [2023-11-21 18:53:09,781 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 87 transitions. [2023-11-21 18:53:09,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-21 18:53:09,782 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:09,782 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:09,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:10,401 INFO L134 CoverageAnalysis]: Checked inductivity of 479 backedges. 0 proven. 477 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:53:11,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:11,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 85 states and 90 transitions. [2023-11-21 18:53:11,064 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 90 transitions. [2023-11-21 18:53:11,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-11-21 18:53:11,065 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:11,065 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:11,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:11,758 INFO L134 CoverageAnalysis]: Checked inductivity of 534 backedges. 0 proven. 532 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:53:12,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:12,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 88 states and 93 transitions. [2023-11-21 18:53:12,476 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 93 transitions. [2023-11-21 18:53:12,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2023-11-21 18:53:12,476 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:12,477 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:12,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:13,247 INFO L134 CoverageAnalysis]: Checked inductivity of 592 backedges. 0 proven. 590 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:53:14,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:14,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 91 states and 96 transitions. [2023-11-21 18:53:14,005 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 96 transitions. [2023-11-21 18:53:14,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-11-21 18:53:14,005 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:14,005 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:14,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:14,806 INFO L134 CoverageAnalysis]: Checked inductivity of 653 backedges. 0 proven. 651 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:53:15,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:15,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 94 states and 99 transitions. [2023-11-21 18:53:15,582 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 99 transitions. [2023-11-21 18:53:15,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2023-11-21 18:53:15,582 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:15,582 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:15,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:16,416 INFO L134 CoverageAnalysis]: Checked inductivity of 717 backedges. 0 proven. 715 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:53:17,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:17,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 97 states and 102 transitions. [2023-11-21 18:53:17,226 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 102 transitions. [2023-11-21 18:53:17,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2023-11-21 18:53:17,227 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:17,227 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:17,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:18,151 INFO L134 CoverageAnalysis]: Checked inductivity of 784 backedges. 0 proven. 782 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:53:19,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:19,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 100 states and 105 transitions. [2023-11-21 18:53:19,006 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 105 transitions. [2023-11-21 18:53:19,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2023-11-21 18:53:19,006 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:19,006 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:19,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:19,889 INFO L134 CoverageAnalysis]: Checked inductivity of 854 backedges. 0 proven. 852 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:53:20,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:20,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 103 states and 108 transitions. [2023-11-21 18:53:20,745 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 108 transitions. [2023-11-21 18:53:20,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2023-11-21 18:53:20,746 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:20,747 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:20,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:21,667 INFO L134 CoverageAnalysis]: Checked inductivity of 927 backedges. 0 proven. 925 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:53:22,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:22,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 106 states and 111 transitions. [2023-11-21 18:53:22,493 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 111 transitions. [2023-11-21 18:53:22,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2023-11-21 18:53:22,494 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:22,495 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:22,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:23,496 INFO L134 CoverageAnalysis]: Checked inductivity of 1003 backedges. 0 proven. 1001 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:53:24,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:24,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 109 states and 114 transitions. [2023-11-21 18:53:24,376 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 114 transitions. [2023-11-21 18:53:24,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2023-11-21 18:53:24,377 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:24,377 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:24,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:25,375 INFO L134 CoverageAnalysis]: Checked inductivity of 1082 backedges. 0 proven. 1080 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:53:26,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:26,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 112 states and 117 transitions. [2023-11-21 18:53:26,216 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 117 transitions. [2023-11-21 18:53:26,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2023-11-21 18:53:26,217 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:26,217 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:26,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:27,252 INFO L134 CoverageAnalysis]: Checked inductivity of 1164 backedges. 0 proven. 1162 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:53:28,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:28,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 115 states and 120 transitions. [2023-11-21 18:53:28,197 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 120 transitions. [2023-11-21 18:53:28,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2023-11-21 18:53:28,198 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:28,198 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:28,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:29,346 INFO L134 CoverageAnalysis]: Checked inductivity of 1249 backedges. 0 proven. 1247 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:53:30,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:30,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 118 states and 123 transitions. [2023-11-21 18:53:30,273 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 123 transitions. [2023-11-21 18:53:30,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2023-11-21 18:53:30,273 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:30,274 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:30,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:31,367 INFO L134 CoverageAnalysis]: Checked inductivity of 1337 backedges. 0 proven. 1335 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:53:32,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:32,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 121 states and 126 transitions. [2023-11-21 18:53:32,330 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 126 transitions. [2023-11-21 18:53:32,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2023-11-21 18:53:32,331 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:32,331 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:32,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:33,558 INFO L134 CoverageAnalysis]: Checked inductivity of 1428 backedges. 0 proven. 1426 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:53:34,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:34,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 124 states and 129 transitions. [2023-11-21 18:53:34,573 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 129 transitions. [2023-11-21 18:53:34,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2023-11-21 18:53:34,574 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:34,574 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:34,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:35,789 INFO L134 CoverageAnalysis]: Checked inductivity of 1522 backedges. 0 proven. 1520 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked.