./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/ldv-memsafety/ArraysOfVariableLength5.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version cf1a7837 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_724e0be7-9254-4ec0-985c-d244c466bcb0/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_724e0be7-9254-4ec0-985c-d244c466bcb0/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_724e0be7-9254-4ec0-985c-d244c466bcb0/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_724e0be7-9254-4ec0-985c-d244c466bcb0/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-memsafety/ArraysOfVariableLength5.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_724e0be7-9254-4ec0-985c-d244c466bcb0/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_724e0be7-9254-4ec0-985c-d244c466bcb0/bin/ukojak-verify-0OAaufAVZV --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 c60dc3ce59c2c65912da9b7b458247bdc42b4524b29b39bec7ce63758c18c031 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:57:33,690 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:57:33,804 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_724e0be7-9254-4ec0-985c-d244c466bcb0/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-11 23:57:33,811 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-11 23:57:33,816 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-11 23:57:33,856 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:57:33,863 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:57:33,863 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:57:33,864 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:57:33,869 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:57:33,870 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:57:33,870 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:57:33,871 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-11 23:57:33,872 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-11 23:57:33,873 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-11 23:57:33,873 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:57:33,873 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:57:33,874 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:57:33,874 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:57:33,875 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-11 23:57:33,875 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:57:33,876 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-11 23:57:33,876 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:57:33,877 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:57:33,877 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:57:33,877 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:57:33,878 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:57:33,879 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:57:33,879 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:57:33,879 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:57:33,881 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:57:33,881 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-11 23:57:33,881 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-11 23:57:33,881 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:57:33,882 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_724e0be7-9254-4ec0-985c-d244c466bcb0/bin/ukojak-verify-0OAaufAVZV/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_724e0be7-9254-4ec0-985c-d244c466bcb0/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c60dc3ce59c2c65912da9b7b458247bdc42b4524b29b39bec7ce63758c18c031 [2023-11-11 23:57:34,191 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:57:34,212 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:57:34,214 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:57:34,216 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:57:34,216 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:57:34,218 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_724e0be7-9254-4ec0-985c-d244c466bcb0/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/ldv-memsafety/ArraysOfVariableLength5.c [2023-11-11 23:57:37,379 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:57:37,592 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:57:37,592 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_724e0be7-9254-4ec0-985c-d244c466bcb0/sv-benchmarks/c/ldv-memsafety/ArraysOfVariableLength5.c [2023-11-11 23:57:37,598 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_724e0be7-9254-4ec0-985c-d244c466bcb0/bin/ukojak-verify-0OAaufAVZV/data/32a81bbc0/17fb00f340884f9eb16f88499075225d/FLAG00e4a0e39 [2023-11-11 23:57:37,613 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_724e0be7-9254-4ec0-985c-d244c466bcb0/bin/ukojak-verify-0OAaufAVZV/data/32a81bbc0/17fb00f340884f9eb16f88499075225d [2023-11-11 23:57:37,616 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:57:37,618 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:57:37,619 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:57:37,619 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:57:37,625 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:57:37,625 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:57:37" (1/1) ... [2023-11-11 23:57:37,627 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4df6bf6e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:57:37, skipping insertion in model container [2023-11-11 23:57:37,627 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:57:37" (1/1) ... [2023-11-11 23:57:37,665 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:57:37,885 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:57:37,896 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:57:37,913 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:57:37,927 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:57:37,927 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:57:37 WrapperNode [2023-11-11 23:57:37,928 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:57:37,929 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:57:37,929 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:57:37,929 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:57:37,937 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:57:37" (1/1) ... [2023-11-11 23:57:37,943 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:57:37" (1/1) ... [2023-11-11 23:57:37,963 INFO L138 Inliner]: procedures = 8, calls = 14, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 74 [2023-11-11 23:57:37,964 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:57:37,964 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:57:37,965 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:57:37,965 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:57:37,974 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:57:37" (1/1) ... [2023-11-11 23:57:37,974 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:57:37" (1/1) ... [2023-11-11 23:57:37,976 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:57:37" (1/1) ... [2023-11-11 23:57:37,976 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:57:37" (1/1) ... [2023-11-11 23:57:37,981 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:57:37" (1/1) ... [2023-11-11 23:57:37,985 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:57:37" (1/1) ... [2023-11-11 23:57:37,986 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:57:37" (1/1) ... [2023-11-11 23:57:37,987 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:57:37" (1/1) ... [2023-11-11 23:57:37,989 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:57:37,990 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:57:37,991 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:57:37,991 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:57:37,992 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:57:37" (1/1) ... [2023-11-11 23:57:37,998 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:57:38,014 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_724e0be7-9254-4ec0-985c-d244c466bcb0/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:57:38,026 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_724e0be7-9254-4ec0-985c-d244c466bcb0/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:57:38,040 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_724e0be7-9254-4ec0-985c-d244c466bcb0/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:57:38,067 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-11 23:57:38,068 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:57:38,068 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:57:38,068 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-11 23:57:38,068 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-11 23:57:38,068 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-11 23:57:38,140 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:57:38,142 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:57:38,332 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:57:38,386 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:57:38,386 INFO L302 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-11 23:57:38,388 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:57:38 BoogieIcfgContainer [2023-11-11 23:57:38,389 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:57:38,390 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:57:38,390 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:57:38,400 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:57:38,400 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:57:38" (1/1) ... [2023-11-11 23:57:38,408 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-11 23:57:38,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:57:38,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 19 states and 22 transitions. [2023-11-11 23:57:38,458 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 22 transitions. [2023-11-11 23:57:38,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-11 23:57:38,460 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:57:38,461 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:57:38,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:57:38,836 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:57:38,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:57:38,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 21 states and 26 transitions. [2023-11-11 23:57:38,907 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 26 transitions. [2023-11-11 23:57:38,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-11 23:57:38,907 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:57:38,908 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:57:38,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:57:39,039 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:57:39,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:57:39,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 23 states and 30 transitions. [2023-11-11 23:57:39,164 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 30 transitions. [2023-11-11 23:57:39,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-11 23:57:39,166 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:57:39,166 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:57:39,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:57:39,275 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:57:39,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:57:39,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 24 states and 31 transitions. [2023-11-11 23:57:39,295 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 31 transitions. [2023-11-11 23:57:39,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-11 23:57:39,296 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:57:39,296 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:57:39,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:57:39,466 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:57:39,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:57:39,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 26 states and 36 transitions. [2023-11-11 23:57:39,563 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 36 transitions. [2023-11-11 23:57:39,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-11 23:57:39,568 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:57:39,568 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:57:39,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:57:39,839 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:57:40,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:57:40,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 29 states and 45 transitions. [2023-11-11 23:57:40,235 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 45 transitions. [2023-11-11 23:57:40,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-11 23:57:40,236 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:57:40,236 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:57:40,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:57:40,295 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:57:40,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:57:40,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 30 states and 46 transitions. [2023-11-11 23:57:40,321 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 46 transitions. [2023-11-11 23:57:40,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-11 23:57:40,321 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:57:40,322 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:57:40,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:57:40,382 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:57:40,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:57:40,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 33 states and 51 transitions. [2023-11-11 23:57:40,440 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 51 transitions. [2023-11-11 23:57:40,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-11 23:57:40,441 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:57:40,441 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:57:40,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:57:40,475 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:57:40,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:57:40,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 52 transitions. [2023-11-11 23:57:40,490 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 52 transitions. [2023-11-11 23:57:40,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-11 23:57:40,490 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:57:40,491 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:57:40,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:57:40,588 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:57:40,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:57:40,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 36 states and 58 transitions. [2023-11-11 23:57:40,792 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 58 transitions. [2023-11-11 23:57:40,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-11 23:57:40,793 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:57:40,793 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:57:40,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:57:40,890 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:57:41,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:57:41,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 39 states and 63 transitions. [2023-11-11 23:57:41,176 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 63 transitions. [2023-11-11 23:57:41,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-11 23:57:41,177 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:57:41,177 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:57:41,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:57:41,406 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:57:41,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:57:41,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 42 states and 69 transitions. [2023-11-11 23:57:41,796 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 69 transitions. [2023-11-11 23:57:41,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-11 23:57:41,797 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:57:41,797 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:57:41,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:57:41,998 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:57:42,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:57:42,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 49 states and 81 transitions. [2023-11-11 23:57:42,965 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 81 transitions. [2023-11-11 23:57:42,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-11 23:57:42,966 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:57:42,966 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:57:42,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:57:43,237 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 4 proven. 8 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:57:43,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:57:43,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 50 states and 81 transitions. [2023-11-11 23:57:43,353 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 81 transitions. [2023-11-11 23:57:43,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-11 23:57:43,355 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:57:43,355 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:57:43,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:57:43,466 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-11 23:57:43,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:57:43,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 53 states and 87 transitions. [2023-11-11 23:57:43,639 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 87 transitions. [2023-11-11 23:57:43,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-11 23:57:43,645 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:57:43,645 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:57:43,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:57:43,828 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 16 proven. 5 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-11 23:57:43,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:57:43,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 49 states and 71 transitions. [2023-11-11 23:57:43,907 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 71 transitions. [2023-11-11 23:57:43,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-11 23:57:43,908 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:57:43,908 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:57:43,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:57:44,160 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 12 proven. 10 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-11 23:57:44,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:57:44,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 51 states and 73 transitions. [2023-11-11 23:57:44,404 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 73 transitions. [2023-11-11 23:57:44,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-11 23:57:44,404 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:57:44,405 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:57:44,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:57:44,508 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-11 23:57:44,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:57:44,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 55 states and 78 transitions. [2023-11-11 23:57:44,797 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 78 transitions. [2023-11-11 23:57:44,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-11 23:57:44,798 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:57:44,798 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:57:44,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:57:45,342 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 24 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:57:47,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:57:47,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 63 states and 86 transitions. [2023-11-11 23:57:47,090 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 86 transitions. [2023-11-11 23:57:47,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-11 23:57:47,090 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:57:47,091 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:57:47,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:57:47,351 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-11 23:57:47,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:57:47,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 66 states and 92 transitions. [2023-11-11 23:57:47,914 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 92 transitions. [2023-11-11 23:57:47,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-11 23:57:47,915 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:57:47,916 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:57:47,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:57:48,174 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 36 proven. 9 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2023-11-11 23:57:48,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:57:48,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 69 states and 99 transitions. [2023-11-11 23:57:48,721 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 99 transitions. [2023-11-11 23:57:48,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-11 23:57:48,722 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:57:48,722 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:57:48,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:57:49,452 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 46 proven. 11 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2023-11-11 23:57:50,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:57:50,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 71 states and 100 transitions. [2023-11-11 23:57:50,225 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 100 transitions. [2023-11-11 23:57:50,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-11 23:57:50,225 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:57:50,225 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:57:50,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:57:50,395 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 3 proven. 7 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2023-11-11 23:57:50,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:57:50,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 67 states and 92 transitions. [2023-11-11 23:57:50,477 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 92 transitions. [2023-11-11 23:57:50,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-11 23:57:50,477 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:57:50,478 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:57:50,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:57:50,955 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 0 proven. 75 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-11 23:57:53,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:57:53,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 80 states and 107 transitions. [2023-11-11 23:57:53,584 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 107 transitions. [2023-11-11 23:57:53,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-11 23:57:53,585 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:57:53,585 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:57:53,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:57:53,984 INFO L134 CoverageAnalysis]: Checked inductivity of 203 backedges. 88 proven. 18 refuted. 0 times theorem prover too weak. 97 trivial. 0 not checked. [2023-11-11 23:57:54,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:57:54,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 83 states and 115 transitions. [2023-11-11 23:57:54,648 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 115 transitions. [2023-11-11 23:57:54,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-11 23:57:54,649 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:57:54,649 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:57:54,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:57:54,852 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 97 trivial. 0 not checked. [2023-11-11 23:57:55,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:57:55,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 87 states and 120 transitions. [2023-11-11 23:57:55,158 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 120 transitions. [2023-11-11 23:57:55,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-11 23:57:55,159 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:57:55,159 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:57:55,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:57:55,297 INFO L134 CoverageAnalysis]: Checked inductivity of 221 backedges. 102 proven. 4 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2023-11-11 23:57:55,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:57:55,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 89 states and 121 transitions. [2023-11-11 23:57:55,654 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 121 transitions. [2023-11-11 23:57:55,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-11 23:57:55,654 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:57:55,654 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:57:55,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:57:56,391 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 0 proven. 185 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2023-11-11 23:58:00,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:58:00,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 105 states and 139 transitions. [2023-11-11 23:58:00,112 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 139 transitions. [2023-11-11 23:58:00,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-11-11 23:58:00,113 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:58:00,113 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:58:00,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:58:00,527 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 175 proven. 30 refuted. 0 times theorem prover too weak. 230 trivial. 0 not checked. [2023-11-11 23:58:01,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:58:01,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 108 states and 148 transitions. [2023-11-11 23:58:01,458 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 148 transitions. [2023-11-11 23:58:01,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-11-11 23:58:01,458 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:58:01,459 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:58:01,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:58:01,738 INFO L134 CoverageAnalysis]: Checked inductivity of 254 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 230 trivial. 0 not checked. [2023-11-11 23:58:02,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:58:02,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 112 states and 153 transitions. [2023-11-11 23:58:02,131 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 153 transitions. [2023-11-11 23:58:02,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2023-11-11 23:58:02,132 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:58:02,132 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:58:02,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:58:02,298 INFO L134 CoverageAnalysis]: Checked inductivity of 460 backedges. 195 proven. 5 refuted. 0 times theorem prover too weak. 260 trivial. 0 not checked. [2023-11-11 23:58:02,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:58:02,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 114 states and 154 transitions. [2023-11-11 23:58:02,727 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 154 transitions. [2023-11-11 23:58:02,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2023-11-11 23:58:02,728 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:58:02,728 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:58:02,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:58:03,204 INFO L134 CoverageAnalysis]: Checked inductivity of 485 backedges. 210 proven. 45 refuted. 0 times theorem prover too weak. 230 trivial. 0 not checked. [2023-11-11 23:58:04,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:58:04,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 117 states and 163 transitions. [2023-11-11 23:58:04,096 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 163 transitions. [2023-11-11 23:58:04,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2023-11-11 23:58:04,097 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:58:04,097 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:58:04,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:58:05,894 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 239 proven. 94 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2023-11-11 23:58:12,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:58:12,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 137 states and 186 transitions. [2023-11-11 23:58:12,753 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 186 transitions. [2023-11-11 23:58:12,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2023-11-11 23:58:12,754 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:58:12,755 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:58:12,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:58:13,023 INFO L134 CoverageAnalysis]: Checked inductivity of 855 backedges. 333 proven. 6 refuted. 0 times theorem prover too weak. 516 trivial. 0 not checked. [2023-11-11 23:58:13,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:58:13,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 139 states and 187 transitions. [2023-11-11 23:58:13,525 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 187 transitions. [2023-11-11 23:58:13,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2023-11-11 23:58:13,526 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:58:13,526 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:58:13,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:58:13,898 INFO L134 CoverageAnalysis]: Checked inductivity of 511 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 471 trivial. 0 not checked. [2023-11-11 23:58:14,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:58:14,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 143 states and 192 transitions. [2023-11-11 23:58:14,424 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 192 transitions. [2023-11-11 23:58:14,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2023-11-11 23:58:14,424 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:58:14,425 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:58:14,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:58:15,093 INFO L134 CoverageAnalysis]: Checked inductivity of 891 backedges. 357 proven. 63 refuted. 0 times theorem prover too weak. 471 trivial. 0 not checked. [2023-11-11 23:58:16,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:58:16,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 146 states and 202 transitions. [2023-11-11 23:58:16,127 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 202 transitions. [2023-11-11 23:58:16,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2023-11-11 23:58:16,128 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:58:16,128 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:58:16,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:58:17,405 INFO L134 CoverageAnalysis]: Checked inductivity of 861 backedges. 0 proven. 735 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2023-11-11 23:58:25,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:58:25,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 168 states and 227 transitions. [2023-11-11 23:58:25,523 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 227 transitions. [2023-11-11 23:58:25,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2023-11-11 23:58:25,524 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:58:25,524 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms