./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/loop-lit/hh2012-ex3.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 30e01a73 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75ddf31f-14ac-4e6a-bc67-d3aae7c94437/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75ddf31f-14ac-4e6a-bc67-d3aae7c94437/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_75ddf31f-14ac-4e6a-bc67-d3aae7c94437/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75ddf31f-14ac-4e6a-bc67-d3aae7c94437/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/loop-lit/hh2012-ex3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75ddf31f-14ac-4e6a-bc67-d3aae7c94437/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_75ddf31f-14ac-4e6a-bc67-d3aae7c94437/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 3c7177334f88b94ca4ee99044935e396702561856a6f48616f98f91aafc609bb --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:02:29,833 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:02:29,962 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75ddf31f-14ac-4e6a-bc67-d3aae7c94437/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-23 20:02:29,969 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:02:29,970 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:02:30,016 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:02:30,018 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:02:30,019 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:02:30,020 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:02:30,026 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:02:30,027 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:02:30,027 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:02:30,028 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:02:30,030 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:02:30,031 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:02:30,031 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:02:30,032 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:02:30,032 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:02:30,033 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:02:30,033 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:02:30,034 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:02:30,035 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:02:30,035 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:02:30,037 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:02:30,038 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:02:30,039 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:02:30,040 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:02:30,040 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:02:30,041 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:02:30,041 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:02:30,043 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:02:30,043 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:02:30,044 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:02:30,044 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:02:30,045 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:02:30,045 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_75ddf31f-14ac-4e6a-bc67-d3aae7c94437/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75ddf31f-14ac-4e6a-bc67-d3aae7c94437/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3c7177334f88b94ca4ee99044935e396702561856a6f48616f98f91aafc609bb [2023-11-23 20:02:30,382 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:02:30,409 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:02:30,412 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:02:30,413 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:02:30,414 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:02:30,415 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75ddf31f-14ac-4e6a-bc67-d3aae7c94437/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/loop-lit/hh2012-ex3.i [2023-11-23 20:02:33,600 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:02:33,893 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:02:33,893 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75ddf31f-14ac-4e6a-bc67-d3aae7c94437/sv-benchmarks/c/loop-lit/hh2012-ex3.i [2023-11-23 20:02:33,903 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75ddf31f-14ac-4e6a-bc67-d3aae7c94437/bin/ukojak-verify-1t5iHCbJaC/data/1829c8397/47db5243940f4befa8de2d9eff72b08e/FLAG9d61acf80 [2023-11-23 20:02:33,925 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75ddf31f-14ac-4e6a-bc67-d3aae7c94437/bin/ukojak-verify-1t5iHCbJaC/data/1829c8397/47db5243940f4befa8de2d9eff72b08e [2023-11-23 20:02:33,931 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:02:33,933 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:02:33,938 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:02:33,939 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:02:33,944 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:02:33,945 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:02:33" (1/1) ... [2023-11-23 20:02:33,946 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@ed95811 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:02:33, skipping insertion in model container [2023-11-23 20:02:33,946 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:02:33" (1/1) ... [2023-11-23 20:02:33,969 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:02:34,165 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:02:34,175 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:02:34,192 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:02:34,206 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:02:34,207 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:02:34 WrapperNode [2023-11-23 20:02:34,207 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:02:34,208 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:02:34,209 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:02:34,209 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:02:34,216 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:02:34" (1/1) ... [2023-11-23 20:02:34,223 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:02:34" (1/1) ... [2023-11-23 20:02:34,243 INFO L138 Inliner]: procedures = 14, calls = 15, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 56 [2023-11-23 20:02:34,243 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:02:34,244 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:02:34,244 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:02:34,244 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:02:34,254 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:02:34" (1/1) ... [2023-11-23 20:02:34,254 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:02:34" (1/1) ... [2023-11-23 20:02:34,256 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:02:34" (1/1) ... [2023-11-23 20:02:34,256 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:02:34" (1/1) ... [2023-11-23 20:02:34,259 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:02:34" (1/1) ... [2023-11-23 20:02:34,262 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:02:34" (1/1) ... [2023-11-23 20:02:34,263 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:02:34" (1/1) ... [2023-11-23 20:02:34,264 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:02:34" (1/1) ... [2023-11-23 20:02:34,266 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:02:34,267 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:02:34,267 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:02:34,267 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:02:34,268 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:02:34" (1/1) ... [2023-11-23 20:02:34,273 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:02:34,290 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75ddf31f-14ac-4e6a-bc67-d3aae7c94437/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:02:34,308 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75ddf31f-14ac-4e6a-bc67-d3aae7c94437/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:02:34,323 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75ddf31f-14ac-4e6a-bc67-d3aae7c94437/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:02:34,348 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:02:34,348 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:02:34,349 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:02:34,349 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:02:34,349 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-23 20:02:34,349 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-23 20:02:34,416 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:02:34,418 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:02:34,577 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:02:34,620 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:02:34,621 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-23 20:02:34,622 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:02:34 BoogieIcfgContainer [2023-11-23 20:02:34,623 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:02:34,624 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:02:34,624 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:02:34,632 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:02:34,632 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:02:34" (1/1) ... [2023-11-23 20:02:34,639 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:02:34,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:02:34,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 38 states and 46 transitions. [2023-11-23 20:02:34,694 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 46 transitions. [2023-11-23 20:02:34,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-23 20:02:34,695 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:02:34,696 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:02:34,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:02:35,003 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 20:02:35,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:02:35,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 41 states and 52 transitions. [2023-11-23 20:02:35,088 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 52 transitions. [2023-11-23 20:02:35,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-23 20:02:35,092 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:02:35,092 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:02:35,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:02:35,186 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 20:02:35,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:02:35,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 45 states and 59 transitions. [2023-11-23 20:02:35,369 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 59 transitions. [2023-11-23 20:02:35,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-23 20:02:35,370 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:02:35,370 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:02:35,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:02:35,513 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 20:02:35,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:02:35,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 49 states and 66 transitions. [2023-11-23 20:02:35,852 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 66 transitions. [2023-11-23 20:02:35,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-23 20:02:35,852 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:02:35,852 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:02:35,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:02:35,948 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 20:02:35,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:02:35,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 50 states and 67 transitions. [2023-11-23 20:02:35,968 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 67 transitions. [2023-11-23 20:02:35,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-23 20:02:35,969 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:02:35,971 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:02:35,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:02:36,136 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:02:36,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:02:36,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 53 states and 73 transitions. [2023-11-23 20:02:36,205 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 73 transitions. [2023-11-23 20:02:36,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-23 20:02:36,205 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:02:36,206 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:02:36,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:02:36,316 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:02:36,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:02:36,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 57 states and 79 transitions. [2023-11-23 20:02:36,417 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 79 transitions. [2023-11-23 20:02:36,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-23 20:02:36,419 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:02:36,419 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:02:36,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:02:36,537 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:02:36,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:02:36,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 66 states and 93 transitions. [2023-11-23 20:02:36,995 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 93 transitions. [2023-11-23 20:02:36,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-23 20:02:36,996 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:02:36,997 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:02:37,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:02:37,112 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:02:37,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:02:37,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 77 states and 113 transitions. [2023-11-23 20:02:37,727 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 113 transitions. [2023-11-23 20:02:37,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-23 20:02:37,728 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:02:37,728 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:02:37,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:02:37,847 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:02:38,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:02:38,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 84 states and 124 transitions. [2023-11-23 20:02:38,270 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 124 transitions. [2023-11-23 20:02:38,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-23 20:02:38,271 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:02:38,272 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:02:38,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:02:38,400 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2023-11-23 20:02:38,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:02:38,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 86 states and 128 transitions. [2023-11-23 20:02:38,852 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 128 transitions. [2023-11-23 20:02:38,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-23 20:02:38,853 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:02:38,854 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:02:38,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:02:38,927 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-23 20:02:39,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:02:39,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 89 states and 133 transitions. [2023-11-23 20:02:39,069 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 133 transitions. [2023-11-23 20:02:39,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-23 20:02:39,071 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:02:39,071 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:02:39,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:02:39,230 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2023-11-23 20:02:39,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:02:39,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 88 states and 132 transitions. [2023-11-23 20:02:39,582 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 132 transitions. [2023-11-23 20:02:39,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-23 20:02:39,584 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:02:39,584 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:02:39,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:02:39,817 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-23 20:02:40,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:02:40,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 96 states and 146 transitions. [2023-11-23 20:02:40,600 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 146 transitions. [2023-11-23 20:02:40,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-23 20:02:40,602 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:02:40,602 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:02:40,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:02:40,797 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2023-11-23 20:02:41,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:02:41,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 101 states and 154 transitions. [2023-11-23 20:02:41,442 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 154 transitions. [2023-11-23 20:02:41,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-23 20:02:41,444 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:02:41,444 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:02:41,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:02:41,607 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2023-11-23 20:02:41,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:02:41,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 105 states and 159 transitions. [2023-11-23 20:02:41,852 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 159 transitions. [2023-11-23 20:02:41,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-23 20:02:41,853 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:02:41,853 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:02:41,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:02:42,027 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2023-11-23 20:02:43,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:02:43,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 116 states and 185 transitions. [2023-11-23 20:02:43,230 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 185 transitions. [2023-11-23 20:02:43,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-23 20:02:43,232 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:02:43,232 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:02:43,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:02:43,306 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2023-11-23 20:02:43,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:02:43,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 120 states and 190 transitions. [2023-11-23 20:02:43,564 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 190 transitions. [2023-11-23 20:02:43,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-23 20:02:43,565 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:02:43,565 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:02:43,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:02:43,732 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 10 proven. 9 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2023-11-23 20:02:44,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:02:44,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 126 states and 196 transitions. [2023-11-23 20:02:44,272 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 196 transitions. [2023-11-23 20:02:44,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-23 20:02:44,272 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:02:44,273 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:02:44,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:02:44,363 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2023-11-23 20:02:44,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:02:44,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 126 states and 195 transitions. [2023-11-23 20:02:44,603 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 195 transitions. [2023-11-23 20:02:44,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-23 20:02:44,604 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:02:44,604 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:02:44,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:02:44,709 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 98 trivial. 0 not checked. [2023-11-23 20:02:44,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:02:44,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 125 states and 194 transitions. [2023-11-23 20:02:44,817 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 194 transitions. [2023-11-23 20:02:44,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-23 20:02:44,818 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:02:44,818 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:02:44,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:02:44,916 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2023-11-23 20:02:45,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:02:45,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 129 states and 203 transitions. [2023-11-23 20:02:45,408 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 203 transitions. [2023-11-23 20:02:45,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-23 20:02:45,409 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:02:45,409 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:02:45,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:02:45,614 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 0 proven. 29 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2023-11-23 20:02:46,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:02:46,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 140 states and 224 transitions. [2023-11-23 20:02:46,566 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 224 transitions. [2023-11-23 20:02:46,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-23 20:02:46,567 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:02:46,568 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:02:46,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:02:46,859 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2023-11-23 20:02:47,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:02:47,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 146 states and 231 transitions. [2023-11-23 20:02:47,412 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 231 transitions. [2023-11-23 20:02:47,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-23 20:02:47,413 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:02:47,414 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:02:47,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:02:47,662 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2023-11-23 20:02:48,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:02:48,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 157 states and 256 transitions. [2023-11-23 20:02:48,770 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 256 transitions. [2023-11-23 20:02:48,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-23 20:02:48,771 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:02:48,771 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:02:48,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:02:49,064 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 31 proven. 14 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2023-11-23 20:02:49,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:02:49,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 162 states and 262 transitions. [2023-11-23 20:02:49,682 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 262 transitions. [2023-11-23 20:02:49,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-23 20:02:49,683 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:02:49,684 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:02:49,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:02:49,735 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 168 trivial. 0 not checked. [2023-11-23 20:02:50,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:02:50,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 162 states and 261 transitions. [2023-11-23 20:02:50,052 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 261 transitions. [2023-11-23 20:02:50,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-11-23 20:02:50,053 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:02:50,053 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:02:50,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:02:50,103 INFO L134 CoverageAnalysis]: Checked inductivity of 218 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 211 trivial. 0 not checked. [2023-11-23 20:02:50,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:02:50,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 162 states and 260 transitions. [2023-11-23 20:02:50,412 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 260 transitions. [2023-11-23 20:02:50,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-11-23 20:02:50,415 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:02:50,416 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:02:50,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:02:50,696 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 182 trivial. 0 not checked. [2023-11-23 20:02:51,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:02:51,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 169 states and 274 transitions. [2023-11-23 20:02:51,281 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 274 transitions. [2023-11-23 20:02:51,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2023-11-23 20:02:51,282 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:02:51,283 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:02:51,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:02:51,712 INFO L134 CoverageAnalysis]: Checked inductivity of 314 backedges. 58 proven. 16 refuted. 0 times theorem prover too weak. 240 trivial. 0 not checked. [2023-11-23 20:02:52,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:02:52,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 172 states and 279 transitions. [2023-11-23 20:02:52,270 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 279 transitions. [2023-11-23 20:02:52,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2023-11-23 20:02:52,271 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:02:52,272 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:02:52,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:02:52,640 INFO L134 CoverageAnalysis]: Checked inductivity of 318 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 240 trivial. 0 not checked. [2023-11-23 20:02:53,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:02:53,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 183 states and 305 transitions. [2023-11-23 20:02:53,922 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 305 transitions. [2023-11-23 20:02:53,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2023-11-23 20:02:53,923 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:02:53,923 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:02:53,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:02:54,403 INFO L134 CoverageAnalysis]: Checked inductivity of 322 backedges. 63 proven. 19 refuted. 0 times theorem prover too weak. 240 trivial. 0 not checked. [2023-11-23 20:02:55,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:02:55,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 185 states and 306 transitions. [2023-11-23 20:02:55,388 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 306 transitions. [2023-11-23 20:02:55,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2023-11-23 20:02:55,390 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:02:55,390 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:02:55,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:02:55,826 INFO L134 CoverageAnalysis]: Checked inductivity of 322 backedges. 63 proven. 19 refuted. 0 times theorem prover too weak. 240 trivial. 0 not checked. [2023-11-23 20:02:56,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:02:56,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 188 states and 309 transitions. [2023-11-23 20:02:56,513 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 309 transitions. [2023-11-23 20:02:56,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2023-11-23 20:02:56,519 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:02:56,519 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:02:56,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:02:56,605 INFO L134 CoverageAnalysis]: Checked inductivity of 376 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 366 trivial. 0 not checked. [2023-11-23 20:02:56,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:02:56,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 188 states and 308 transitions. [2023-11-23 20:02:56,988 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 308 transitions. [2023-11-23 20:02:56,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2023-11-23 20:02:56,990 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:02:56,990 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:02:57,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:02:57,037 INFO L134 CoverageAnalysis]: Checked inductivity of 376 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 366 trivial. 0 not checked. [2023-11-23 20:02:57,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:02:57,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 188 states and 307 transitions. [2023-11-23 20:02:57,399 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 307 transitions. [2023-11-23 20:02:57,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2023-11-23 20:02:57,401 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:02:57,401 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:02:57,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:02:57,445 INFO L134 CoverageAnalysis]: Checked inductivity of 376 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 366 trivial. 0 not checked. [2023-11-23 20:02:58,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:02:58,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 339 states to 188 states and 306 transitions. [2023-11-23 20:02:58,105 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 306 transitions. [2023-11-23 20:02:58,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2023-11-23 20:02:58,106 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:02:58,107 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:02:58,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:02:58,149 INFO L134 CoverageAnalysis]: Checked inductivity of 376 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 366 trivial. 0 not checked. [2023-11-23 20:02:58,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:02:58,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 339 states to 188 states and 305 transitions. [2023-11-23 20:02:58,456 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 305 transitions. [2023-11-23 20:02:58,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2023-11-23 20:02:58,457 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:02:58,457 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:02:58,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:02:59,311 INFO L134 CoverageAnalysis]: Checked inductivity of 450 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 434 trivial. 0 not checked. [2023-11-23 20:03:01,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:01,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 201 states and 325 transitions. [2023-11-23 20:03:01,656 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 325 transitions. [2023-11-23 20:03:01,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2023-11-23 20:03:01,657 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:01,658 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:01,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:01,952 INFO L134 CoverageAnalysis]: Checked inductivity of 450 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 434 trivial. 0 not checked. [2023-11-23 20:03:02,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:02,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 204 states and 329 transitions. [2023-11-23 20:03:02,397 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 329 transitions. [2023-11-23 20:03:02,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2023-11-23 20:03:02,399 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:02,400 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:02,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:02,677 INFO L134 CoverageAnalysis]: Checked inductivity of 450 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 380 trivial. 0 not checked. [2023-11-23 20:03:04,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:04,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 376 states to 212 states and 342 transitions. [2023-11-23 20:03:04,121 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 342 transitions. [2023-11-23 20:03:04,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2023-11-23 20:03:04,122 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:04,122 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:04,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:04,327 INFO L134 CoverageAnalysis]: Checked inductivity of 450 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 450 trivial. 0 not checked. [2023-11-23 20:03:04,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:04,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 211 states and 341 transitions. [2023-11-23 20:03:04,767 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 341 transitions. [2023-11-23 20:03:04,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2023-11-23 20:03:04,768 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:04,769 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:04,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:04,950 INFO L134 CoverageAnalysis]: Checked inductivity of 450 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 380 trivial. 0 not checked. [2023-11-23 20:03:05,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:05,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 377 states to 213 states and 343 transitions. [2023-11-23 20:03:05,027 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 343 transitions. [2023-11-23 20:03:05,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2023-11-23 20:03:05,028 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:05,028 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:05,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:05,339 INFO L134 CoverageAnalysis]: Checked inductivity of 460 backedges. 1 proven. 25 refuted. 0 times theorem prover too weak. 434 trivial. 0 not checked. [2023-11-23 20:03:05,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:05,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 216 states and 345 transitions. [2023-11-23 20:03:05,791 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 345 transitions. [2023-11-23 20:03:05,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2023-11-23 20:03:05,792 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:05,792 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:05,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:05,913 INFO L134 CoverageAnalysis]: Checked inductivity of 468 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 451 trivial. 0 not checked. [2023-11-23 20:03:06,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:06,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 219 states and 348 transitions. [2023-11-23 20:03:06,755 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 348 transitions. [2023-11-23 20:03:06,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2023-11-23 20:03:06,755 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:06,756 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:06,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:06,848 INFO L134 CoverageAnalysis]: Checked inductivity of 468 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 451 trivial. 0 not checked. [2023-11-23 20:03:07,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:07,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 222 states and 351 transitions. [2023-11-23 20:03:07,576 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 351 transitions. [2023-11-23 20:03:07,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2023-11-23 20:03:07,577 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:07,577 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:07,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:07,651 INFO L134 CoverageAnalysis]: Checked inductivity of 468 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 451 trivial. 0 not checked. [2023-11-23 20:03:08,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:08,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 225 states and 354 transitions. [2023-11-23 20:03:08,417 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 354 transitions. [2023-11-23 20:03:08,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2023-11-23 20:03:08,418 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:08,419 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:08,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:09,257 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 606 trivial. 0 not checked. [2023-11-23 20:03:10,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:10,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 394 states to 231 states and 360 transitions. [2023-11-23 20:03:10,613 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 360 transitions. [2023-11-23 20:03:10,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2023-11-23 20:03:10,614 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:10,615 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:10,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:10,729 INFO L134 CoverageAnalysis]: Checked inductivity of 689 backedges. 62 proven. 4 refuted. 0 times theorem prover too weak. 623 trivial. 0 not checked. [2023-11-23 20:03:11,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:11,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 401 states to 237 states and 367 transitions. [2023-11-23 20:03:11,545 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 367 transitions. [2023-11-23 20:03:11,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2023-11-23 20:03:11,547 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:11,547 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:11,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:11,965 INFO L134 CoverageAnalysis]: Checked inductivity of 947 backedges. 0 proven. 137 refuted. 0 times theorem prover too weak. 810 trivial. 0 not checked. [2023-11-23 20:03:13,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:13,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 243 states and 377 transitions. [2023-11-23 20:03:13,889 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 377 transitions. [2023-11-23 20:03:13,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2023-11-23 20:03:13,891 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:13,891 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:13,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:14,354 INFO L134 CoverageAnalysis]: Checked inductivity of 947 backedges. 0 proven. 137 refuted. 0 times theorem prover too weak. 810 trivial. 0 not checked. [2023-11-23 20:03:14,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:14,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 417 states to 247 states and 382 transitions. [2023-11-23 20:03:14,854 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 382 transitions. [2023-11-23 20:03:14,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2023-11-23 20:03:14,855 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:14,856 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:14,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:15,139 INFO L134 CoverageAnalysis]: Checked inductivity of 953 backedges. 117 proven. 9 refuted. 0 times theorem prover too weak. 827 trivial. 0 not checked.