./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/recursive-simple/id2_i5_o5-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 30e01a73 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ea08a1e-f3a3-4e22-8a00-4ff2dc40aa19/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ea08a1e-f3a3-4e22-8a00-4ff2dc40aa19/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ea08a1e-f3a3-4e22-8a00-4ff2dc40aa19/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ea08a1e-f3a3-4e22-8a00-4ff2dc40aa19/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/recursive-simple/id2_i5_o5-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ea08a1e-f3a3-4e22-8a00-4ff2dc40aa19/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ea08a1e-f3a3-4e22-8a00-4ff2dc40aa19/bin/ukojak-verify-1t5iHCbJaC --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 9c0fb6a0d32b99c9a776859d2bc15d9177dc584955a2c1baa8ac133e976f40f7 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:28:29,801 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:28:29,934 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ea08a1e-f3a3-4e22-8a00-4ff2dc40aa19/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-23 20:28:29,942 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:28:29,943 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:28:29,985 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:28:29,986 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:28:29,986 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:28:29,987 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:28:29,993 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:28:29,994 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:28:29,994 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:28:29,995 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:28:29,997 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:28:29,998 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:28:29,999 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:28:29,999 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:28:30,000 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:28:30,001 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:28:30,001 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:28:30,002 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:28:30,002 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:28:30,003 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:28:30,005 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:28:30,006 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:28:30,006 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:28:30,007 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:28:30,007 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:28:30,008 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:28:30,009 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:28:30,010 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:28:30,010 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:28:30,011 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:28:30,011 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:28:30,011 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:28:30,012 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_6ea08a1e-f3a3-4e22-8a00-4ff2dc40aa19/bin/ukojak-verify-1t5iHCbJaC/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ea08a1e-f3a3-4e22-8a00-4ff2dc40aa19/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9c0fb6a0d32b99c9a776859d2bc15d9177dc584955a2c1baa8ac133e976f40f7 [2023-11-23 20:28:30,279 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:28:30,302 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:28:30,305 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:28:30,306 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:28:30,307 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:28:30,308 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ea08a1e-f3a3-4e22-8a00-4ff2dc40aa19/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/recursive-simple/id2_i5_o5-2.c [2023-11-23 20:28:33,480 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:28:33,675 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:28:33,676 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ea08a1e-f3a3-4e22-8a00-4ff2dc40aa19/sv-benchmarks/c/recursive-simple/id2_i5_o5-2.c [2023-11-23 20:28:33,685 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ea08a1e-f3a3-4e22-8a00-4ff2dc40aa19/bin/ukojak-verify-1t5iHCbJaC/data/e9c319676/96d904e555d1430091b9ee37fd5e33ab/FLAG2c2a73c34 [2023-11-23 20:28:33,705 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ea08a1e-f3a3-4e22-8a00-4ff2dc40aa19/bin/ukojak-verify-1t5iHCbJaC/data/e9c319676/96d904e555d1430091b9ee37fd5e33ab [2023-11-23 20:28:33,713 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:28:33,716 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:28:33,719 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:28:33,719 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:28:33,726 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:28:33,727 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:28:33" (1/1) ... [2023-11-23 20:28:33,728 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@68f04213 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:28:33, skipping insertion in model container [2023-11-23 20:28:33,728 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:28:33" (1/1) ... [2023-11-23 20:28:33,757 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:28:33,916 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:28:33,925 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:28:33,939 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:28:33,955 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:28:33,956 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:28:33 WrapperNode [2023-11-23 20:28:33,956 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:28:33,958 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:28:33,958 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:28:33,958 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:28:33,967 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:28:33" (1/1) ... [2023-11-23 20:28:33,977 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:28:33" (1/1) ... [2023-11-23 20:28:33,994 INFO L138 Inliner]: procedures = 14, calls = 11, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 19 [2023-11-23 20:28:33,995 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:28:33,995 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:28:33,996 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:28:33,996 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:28:34,005 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:28:33" (1/1) ... [2023-11-23 20:28:34,005 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:28:33" (1/1) ... [2023-11-23 20:28:34,007 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:28:33" (1/1) ... [2023-11-23 20:28:34,007 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:28:33" (1/1) ... [2023-11-23 20:28:34,010 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:28:33" (1/1) ... [2023-11-23 20:28:34,012 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:28:33" (1/1) ... [2023-11-23 20:28:34,013 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:28:33" (1/1) ... [2023-11-23 20:28:34,014 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:28:33" (1/1) ... [2023-11-23 20:28:34,016 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:28:34,017 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:28:34,017 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:28:34,017 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:28:34,018 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:28:33" (1/1) ... [2023-11-23 20:28:34,024 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:28:34,040 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ea08a1e-f3a3-4e22-8a00-4ff2dc40aa19/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:28:34,058 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ea08a1e-f3a3-4e22-8a00-4ff2dc40aa19/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:28:34,077 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ea08a1e-f3a3-4e22-8a00-4ff2dc40aa19/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:28:34,097 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:28:34,097 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:28:34,098 INFO L130 BoogieDeclarations]: Found specification of procedure id2 [2023-11-23 20:28:34,098 INFO L138 BoogieDeclarations]: Found implementation of procedure id2 [2023-11-23 20:28:34,098 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:28:34,098 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:28:34,099 INFO L130 BoogieDeclarations]: Found specification of procedure id [2023-11-23 20:28:34,099 INFO L138 BoogieDeclarations]: Found implementation of procedure id [2023-11-23 20:28:34,170 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:28:34,173 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:28:34,333 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:28:34,398 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:28:34,399 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-23 20:28:34,401 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:28:34 BoogieIcfgContainer [2023-11-23 20:28:34,401 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:28:34,403 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:28:34,404 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:28:34,415 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:28:34,415 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:28:34" (1/1) ... [2023-11-23 20:28:34,426 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:28:34,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:28:34,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 32 states and 34 transitions. [2023-11-23 20:28:34,504 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 34 transitions. [2023-11-23 20:28:34,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-23 20:28:34,508 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:28:34,509 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:28:34,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:28:34,831 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:28:34,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:28:34,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 35 states and 38 transitions. [2023-11-23 20:28:34,930 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 38 transitions. [2023-11-23 20:28:34,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-23 20:28:34,931 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:28:34,931 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:28:34,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:28:35,032 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:28:35,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:28:35,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 39 states and 43 transitions. [2023-11-23 20:28:35,222 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 43 transitions. [2023-11-23 20:28:35,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-23 20:28:35,223 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:28:35,223 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:28:35,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:28:35,325 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:28:35,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:28:35,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 44 states and 49 transitions. [2023-11-23 20:28:35,408 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 49 transitions. [2023-11-23 20:28:35,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-23 20:28:35,408 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:28:35,409 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:28:35,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:28:35,513 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:28:35,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:28:35,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 49 states and 55 transitions. [2023-11-23 20:28:35,732 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 55 transitions. [2023-11-23 20:28:35,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-23 20:28:35,734 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:28:35,734 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:28:35,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:28:35,937 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:28:36,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:28:36,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 54 states and 61 transitions. [2023-11-23 20:28:36,160 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 61 transitions. [2023-11-23 20:28:36,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-23 20:28:36,162 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:28:36,162 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:28:36,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:28:36,333 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:28:36,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:28:36,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 43 states and 47 transitions. [2023-11-23 20:28:36,435 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 47 transitions. [2023-11-23 20:28:36,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-23 20:28:36,436 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:28:36,437 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:28:36,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:28:36,638 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:28:36,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:28:36,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 48 states and 53 transitions. [2023-11-23 20:28:36,859 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 53 transitions. [2023-11-23 20:28:36,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-23 20:28:36,861 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:28:36,862 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:28:36,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:28:37,029 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:28:37,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:28:37,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 53 states and 59 transitions. [2023-11-23 20:28:37,340 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 59 transitions. [2023-11-23 20:28:37,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-23 20:28:37,342 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:28:37,342 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:28:37,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:28:37,519 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:28:37,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:28:37,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 58 states and 65 transitions. [2023-11-23 20:28:37,773 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 65 transitions. [2023-11-23 20:28:37,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-23 20:28:37,774 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:28:37,775 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:28:37,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:28:37,905 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-23 20:28:38,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:28:38,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 62 states and 73 transitions. [2023-11-23 20:28:38,079 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 73 transitions. [2023-11-23 20:28:38,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-23 20:28:38,086 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:28:38,086 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:28:38,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:28:38,130 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-23 20:28:38,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:28:38,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 63 states and 74 transitions. [2023-11-23 20:28:38,148 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 74 transitions. [2023-11-23 20:28:38,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-23 20:28:38,149 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:28:38,149 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:28:38,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:28:38,389 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 39 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:28:38,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:28:38,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 68 states and 77 transitions. [2023-11-23 20:28:38,749 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 77 transitions. [2023-11-23 20:28:38,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-23 20:28:38,750 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:28:38,750 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:28:38,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:28:38,920 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2023-11-23 20:28:39,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:28:39,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 72 states and 84 transitions. [2023-11-23 20:28:39,076 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 84 transitions. [2023-11-23 20:28:39,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-23 20:28:39,077 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:28:39,078 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:28:39,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:28:39,156 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-23 20:28:39,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:28:39,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 71 states and 83 transitions. [2023-11-23 20:28:39,319 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 83 transitions. [2023-11-23 20:28:39,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-23 20:28:39,320 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:28:39,321 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:28:39,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:28:39,358 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2023-11-23 20:28:39,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:28:39,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 72 states and 84 transitions. [2023-11-23 20:28:39,379 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 84 transitions. [2023-11-23 20:28:39,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-23 20:28:39,380 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:28:39,380 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:28:39,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:28:39,603 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 54 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:28:39,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:28:39,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 77 states and 89 transitions. [2023-11-23 20:28:39,981 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 89 transitions. [2023-11-23 20:28:39,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-23 20:28:39,982 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:28:39,982 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:28:39,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:28:40,154 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-23 20:28:40,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:28:40,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 82 states and 97 transitions. [2023-11-23 20:28:40,693 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 97 transitions. [2023-11-23 20:28:40,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-23 20:28:40,694 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:28:40,694 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:28:40,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:28:40,803 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2023-11-23 20:28:40,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:28:41,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 81 states and 96 transitions. [2023-11-23 20:28:41,000 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 96 transitions. [2023-11-23 20:28:41,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-23 20:28:41,001 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:28:41,001 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:28:41,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:28:41,286 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:28:41,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:28:41,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 86 states and 101 transitions. [2023-11-23 20:28:41,713 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 101 transitions. [2023-11-23 20:28:41,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-23 20:28:41,713 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:28:41,714 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:28:41,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:28:41,894 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2023-11-23 20:28:42,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:28:42,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 91 states and 108 transitions. [2023-11-23 20:28:42,453 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 108 transitions. [2023-11-23 20:28:42,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-23 20:28:42,454 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:28:42,454 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:28:42,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:28:42,659 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-23 20:28:43,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:28:43,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 96 states and 114 transitions. [2023-11-23 20:28:43,117 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 114 transitions. [2023-11-23 20:28:43,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-23 20:28:43,118 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:28:43,119 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:28:43,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:28:43,461 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 92 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:28:43,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:28:43,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 101 states and 119 transitions. [2023-11-23 20:28:43,950 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 119 transitions. [2023-11-23 20:28:43,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-23 20:28:43,951 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:28:43,951 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:28:43,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:28:44,598 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 15 proven. 24 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:28:49,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:28:49,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 113 states and 136 transitions. [2023-11-23 20:28:49,558 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 136 transitions. [2023-11-23 20:28:49,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-23 20:28:49,559 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:28:49,559 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:28:49,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:28:49,863 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-23 20:28:50,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:28:50,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 114 states and 137 transitions. [2023-11-23 20:28:50,670 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 137 transitions. [2023-11-23 20:28:50,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-23 20:28:50,671 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:28:50,671 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:28:50,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:28:51,059 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 0 proven. 115 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:28:51,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:28:51,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 119 states and 142 transitions. [2023-11-23 20:28:51,657 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 142 transitions. [2023-11-23 20:28:51,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-23 20:28:51,659 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:28:51,659 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:28:51,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:28:51,985 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-23 20:28:52,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:28:52,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 118 states and 141 transitions. [2023-11-23 20:28:52,727 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 141 transitions. [2023-11-23 20:28:52,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-23 20:28:52,728 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:28:52,728 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:28:52,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:28:53,134 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 0 proven. 140 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:28:53,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:28:53,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 123 states and 146 transitions. [2023-11-23 20:28:53,899 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 146 transitions. [2023-11-23 20:28:53,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-23 20:28:53,901 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:28:53,901 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:28:53,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:28:54,296 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 0 proven. 168 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:28:55,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:28:55,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 128 states and 151 transitions. [2023-11-23 20:28:55,092 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 151 transitions. [2023-11-23 20:28:55,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2023-11-23 20:28:55,095 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:28:55,095 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:28:55,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:28:55,606 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 0 proven. 198 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:28:56,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:28:56,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 133 states and 156 transitions. [2023-11-23 20:28:56,354 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 156 transitions. [2023-11-23 20:28:56,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2023-11-23 20:28:56,358 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:28:56,358 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:28:56,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:28:56,826 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 0 proven. 231 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:28:57,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:28:57,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 138 states and 161 transitions. [2023-11-23 20:28:57,627 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 161 transitions. [2023-11-23 20:28:57,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2023-11-23 20:28:57,629 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:28:57,629 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:28:57,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:28:58,150 INFO L134 CoverageAnalysis]: Checked inductivity of 266 backedges. 0 proven. 266 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:28:58,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:28:58,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 143 states and 166 transitions. [2023-11-23 20:28:58,891 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 166 transitions. [2023-11-23 20:28:58,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2023-11-23 20:28:58,892 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:28:58,892 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:28:58,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:28:59,498 INFO L134 CoverageAnalysis]: Checked inductivity of 304 backedges. 0 proven. 304 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:29:00,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:29:00,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 148 states and 171 transitions. [2023-11-23 20:29:00,291 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 171 transitions. [2023-11-23 20:29:00,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2023-11-23 20:29:00,293 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:29:00,293 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:29:00,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:29:00,935 INFO L134 CoverageAnalysis]: Checked inductivity of 344 backedges. 0 proven. 344 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:29:01,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:29:01,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 153 states and 176 transitions. [2023-11-23 20:29:01,913 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 176 transitions. [2023-11-23 20:29:01,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2023-11-23 20:29:01,914 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:29:01,914 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:29:01,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:29:02,481 INFO L134 CoverageAnalysis]: Checked inductivity of 387 backedges. 0 proven. 387 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:29:03,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:29:03,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 158 states and 181 transitions. [2023-11-23 20:29:03,410 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 181 transitions. [2023-11-23 20:29:03,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2023-11-23 20:29:03,411 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:29:03,411 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:29:03,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:29:04,050 INFO L134 CoverageAnalysis]: Checked inductivity of 432 backedges. 0 proven. 432 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:29:04,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:29:04,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 163 states and 186 transitions. [2023-11-23 20:29:04,960 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 186 transitions. [2023-11-23 20:29:04,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2023-11-23 20:29:04,961 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:29:04,962 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:29:04,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:29:05,601 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 0 proven. 480 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:29:06,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:29:06,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 168 states and 191 transitions. [2023-11-23 20:29:06,449 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 191 transitions. [2023-11-23 20:29:06,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2023-11-23 20:29:06,450 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:29:06,450 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:29:06,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:29:07,176 INFO L134 CoverageAnalysis]: Checked inductivity of 530 backedges. 0 proven. 530 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:29:08,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:29:08,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 173 states and 196 transitions. [2023-11-23 20:29:08,165 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 196 transitions. [2023-11-23 20:29:08,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2023-11-23 20:29:08,166 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:29:08,166 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:29:08,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:29:08,871 INFO L134 CoverageAnalysis]: Checked inductivity of 583 backedges. 0 proven. 583 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:29:09,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:29:09,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 369 states to 178 states and 201 transitions. [2023-11-23 20:29:09,740 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 201 transitions. [2023-11-23 20:29:09,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2023-11-23 20:29:09,742 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:29:09,742 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:29:09,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:29:10,508 INFO L134 CoverageAnalysis]: Checked inductivity of 638 backedges. 0 proven. 638 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:29:11,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:29:11,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 183 states and 206 transitions. [2023-11-23 20:29:11,483 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 206 transitions. [2023-11-23 20:29:11,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2023-11-23 20:29:11,486 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:29:11,488 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:29:11,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:29:12,325 INFO L134 CoverageAnalysis]: Checked inductivity of 696 backedges. 0 proven. 696 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:29:13,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:29:13,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 188 states and 211 transitions. [2023-11-23 20:29:13,227 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 211 transitions. [2023-11-23 20:29:13,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2023-11-23 20:29:13,228 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:29:13,229 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:29:13,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:29:14,094 INFO L134 CoverageAnalysis]: Checked inductivity of 756 backedges. 0 proven. 756 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:29:15,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:29:15,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 401 states to 193 states and 216 transitions. [2023-11-23 20:29:15,047 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 216 transitions. [2023-11-23 20:29:15,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2023-11-23 20:29:15,049 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:29:15,049 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:29:15,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:29:15,912 INFO L134 CoverageAnalysis]: Checked inductivity of 819 backedges. 0 proven. 819 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:29:16,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:29:16,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 411 states to 198 states and 221 transitions. [2023-11-23 20:29:16,870 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 221 transitions. [2023-11-23 20:29:16,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2023-11-23 20:29:16,871 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:29:16,871 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:29:16,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:29:17,817 INFO L134 CoverageAnalysis]: Checked inductivity of 884 backedges. 0 proven. 884 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.