./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/recursive-simple/id_i25_o25-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version cf1a7837 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_7039f9ee-c0f0-4881-9d5f-156c5047aafb/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7039f9ee-c0f0-4881-9d5f-156c5047aafb/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_7039f9ee-c0f0-4881-9d5f-156c5047aafb/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7039f9ee-c0f0-4881-9d5f-156c5047aafb/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/recursive-simple/id_i25_o25-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7039f9ee-c0f0-4881-9d5f-156c5047aafb/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_7039f9ee-c0f0-4881-9d5f-156c5047aafb/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 76955366716759eb9478710f6ef46e3de93d252b9c3177ff4beaca56ee5c75a7 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:53:59,204 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:53:59,323 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7039f9ee-c0f0-4881-9d5f-156c5047aafb/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-11 23:53:59,335 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-11 23:53:59,336 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-11 23:53:59,374 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:53:59,375 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:53:59,376 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:53:59,377 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:53:59,382 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:53:59,383 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:53:59,384 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:53:59,385 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-11 23:53:59,386 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-11 23:53:59,387 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-11 23:53:59,387 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:53:59,388 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:53:59,388 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:53:59,389 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:53:59,389 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-11 23:53:59,390 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:53:59,391 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-11 23:53:59,392 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:53:59,393 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:53:59,393 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:53:59,394 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:53:59,395 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:53:59,395 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:53:59,396 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:53:59,396 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:53:59,398 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:53:59,398 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-11 23:53:59,398 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-11 23:53:59,399 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:53:59,399 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_7039f9ee-c0f0-4881-9d5f-156c5047aafb/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7039f9ee-c0f0-4881-9d5f-156c5047aafb/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 76955366716759eb9478710f6ef46e3de93d252b9c3177ff4beaca56ee5c75a7 [2023-11-11 23:53:59,683 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:53:59,715 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:53:59,718 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:53:59,719 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:53:59,720 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:53:59,721 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7039f9ee-c0f0-4881-9d5f-156c5047aafb/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/recursive-simple/id_i25_o25-2.c [2023-11-11 23:54:02,793 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:54:02,984 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:54:02,985 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7039f9ee-c0f0-4881-9d5f-156c5047aafb/sv-benchmarks/c/recursive-simple/id_i25_o25-2.c [2023-11-11 23:54:02,991 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7039f9ee-c0f0-4881-9d5f-156c5047aafb/bin/ukojak-verify-0OAaufAVZV/data/761b49df8/f660f2b083c745a9b99614cdbc75c8b1/FLAGee6434476 [2023-11-11 23:54:03,009 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7039f9ee-c0f0-4881-9d5f-156c5047aafb/bin/ukojak-verify-0OAaufAVZV/data/761b49df8/f660f2b083c745a9b99614cdbc75c8b1 [2023-11-11 23:54:03,012 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:54:03,013 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:54:03,015 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:54:03,015 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:54:03,020 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:54:03,021 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:54:03" (1/1) ... [2023-11-11 23:54:03,022 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6cf71032 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:03, skipping insertion in model container [2023-11-11 23:54:03,022 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:54:03" (1/1) ... [2023-11-11 23:54:03,042 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:54:03,190 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:54:03,200 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:54:03,214 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:54:03,229 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:54:03,229 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:03 WrapperNode [2023-11-11 23:54:03,230 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:54:03,231 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:54:03,231 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:54:03,231 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:54:03,239 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:03" (1/1) ... [2023-11-11 23:54:03,249 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:03" (1/1) ... [2023-11-11 23:54:03,266 INFO L138 Inliner]: procedures = 13, calls = 10, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 19 [2023-11-11 23:54:03,266 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:54:03,267 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:54:03,267 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:54:03,267 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:54:03,276 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:03" (1/1) ... [2023-11-11 23:54:03,277 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:03" (1/1) ... [2023-11-11 23:54:03,278 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:03" (1/1) ... [2023-11-11 23:54:03,279 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:03" (1/1) ... [2023-11-11 23:54:03,281 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:03" (1/1) ... [2023-11-11 23:54:03,285 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:03" (1/1) ... [2023-11-11 23:54:03,293 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:03" (1/1) ... [2023-11-11 23:54:03,294 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:03" (1/1) ... [2023-11-11 23:54:03,296 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:54:03,297 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:54:03,297 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:54:03,297 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:54:03,298 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:03" (1/1) ... [2023-11-11 23:54:03,305 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:54:03,318 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7039f9ee-c0f0-4881-9d5f-156c5047aafb/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:54:03,337 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7039f9ee-c0f0-4881-9d5f-156c5047aafb/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:54:03,371 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7039f9ee-c0f0-4881-9d5f-156c5047aafb/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:54:03,380 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:54:03,380 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:54:03,380 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:54:03,381 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-11 23:54:03,381 INFO L130 BoogieDeclarations]: Found specification of procedure id [2023-11-11 23:54:03,381 INFO L138 BoogieDeclarations]: Found implementation of procedure id [2023-11-11 23:54:03,447 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:54:03,450 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:54:03,555 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:54:03,587 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:54:03,587 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-11 23:54:03,590 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:54:03 BoogieIcfgContainer [2023-11-11 23:54:03,590 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:54:03,591 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:54:03,591 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:54:03,602 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:54:03,602 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:54:03" (1/1) ... [2023-11-11 23:54:03,611 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-11 23:54:03,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:03,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 18 states and 19 transitions. [2023-11-11 23:54:03,670 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 19 transitions. [2023-11-11 23:54:03,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-11 23:54:03,675 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:03,676 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:03,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:03,872 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 23:54:03,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:03,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 21 states and 23 transitions. [2023-11-11 23:54:03,971 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2023-11-11 23:54:03,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-11 23:54:03,972 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:03,972 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:03,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:04,069 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 23:54:04,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:04,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 25 states and 28 transitions. [2023-11-11 23:54:04,261 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 28 transitions. [2023-11-11 23:54:04,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-11 23:54:04,262 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:04,263 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:04,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:04,399 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 23:54:04,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:04,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 30 states and 34 transitions. [2023-11-11 23:54:04,612 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 34 transitions. [2023-11-11 23:54:04,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-11 23:54:04,614 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:04,614 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:04,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:04,786 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:04,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:04,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 25 states and 27 transitions. [2023-11-11 23:54:04,831 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 27 transitions. [2023-11-11 23:54:04,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-11 23:54:04,832 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:04,832 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:04,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:05,016 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:05,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:05,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 30 states and 33 transitions. [2023-11-11 23:54:05,210 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 33 transitions. [2023-11-11 23:54:05,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-11 23:54:05,211 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:05,211 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:05,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:05,399 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:05,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:05,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 35 states and 39 transitions. [2023-11-11 23:54:05,630 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 39 transitions. [2023-11-11 23:54:05,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-11 23:54:05,631 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:05,631 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:05,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:05,833 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:06,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:06,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 40 states and 45 transitions. [2023-11-11 23:54:06,068 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 45 transitions. [2023-11-11 23:54:06,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-11 23:54:06,069 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:06,069 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:06,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:06,240 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 0 proven. 65 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:06,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:06,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 45 states and 51 transitions. [2023-11-11 23:54:06,505 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 51 transitions. [2023-11-11 23:54:06,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-11 23:54:06,506 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:06,507 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:06,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:06,686 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 0 proven. 93 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:06,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:06,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 50 states and 57 transitions. [2023-11-11 23:54:06,976 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 57 transitions. [2023-11-11 23:54:06,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-11 23:54:06,978 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:06,978 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:06,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:07,207 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 0 proven. 126 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:07,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:07,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 55 states and 63 transitions. [2023-11-11 23:54:07,545 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 63 transitions. [2023-11-11 23:54:07,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-11 23:54:07,546 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:07,547 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:07,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:07,774 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 0 proven. 164 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:08,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:08,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 60 states and 69 transitions. [2023-11-11 23:54:08,135 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 69 transitions. [2023-11-11 23:54:08,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-11 23:54:08,137 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:08,138 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:08,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:08,429 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 0 proven. 207 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:08,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:08,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 65 states and 75 transitions. [2023-11-11 23:54:08,790 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 75 transitions. [2023-11-11 23:54:08,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-11 23:54:08,792 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:08,792 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:08,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:09,071 INFO L134 CoverageAnalysis]: Checked inductivity of 255 backedges. 0 proven. 255 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:09,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:09,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 70 states and 81 transitions. [2023-11-11 23:54:09,417 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 81 transitions. [2023-11-11 23:54:09,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-11 23:54:09,419 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:09,419 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:09,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:09,721 INFO L134 CoverageAnalysis]: Checked inductivity of 308 backedges. 0 proven. 308 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:10,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:10,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 75 states and 87 transitions. [2023-11-11 23:54:10,093 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 87 transitions. [2023-11-11 23:54:10,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-11 23:54:10,094 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:10,095 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:10,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:10,489 INFO L134 CoverageAnalysis]: Checked inductivity of 366 backedges. 0 proven. 366 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:10,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:10,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 80 states and 93 transitions. [2023-11-11 23:54:10,872 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 93 transitions. [2023-11-11 23:54:10,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2023-11-11 23:54:10,875 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:10,875 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:10,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:11,294 INFO L134 CoverageAnalysis]: Checked inductivity of 429 backedges. 0 proven. 429 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:11,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:11,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 85 states and 99 transitions. [2023-11-11 23:54:11,746 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 99 transitions. [2023-11-11 23:54:11,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2023-11-11 23:54:11,747 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:11,747 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:11,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:12,189 INFO L134 CoverageAnalysis]: Checked inductivity of 497 backedges. 0 proven. 497 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:12,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:12,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 90 states and 105 transitions. [2023-11-11 23:54:12,652 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 105 transitions. [2023-11-11 23:54:12,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2023-11-11 23:54:12,653 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:12,654 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:12,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:13,057 INFO L134 CoverageAnalysis]: Checked inductivity of 570 backedges. 0 proven. 570 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:13,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:13,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 95 states and 111 transitions. [2023-11-11 23:54:13,549 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 111 transitions. [2023-11-11 23:54:13,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2023-11-11 23:54:13,550 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:13,550 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:13,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:14,022 INFO L134 CoverageAnalysis]: Checked inductivity of 648 backedges. 0 proven. 648 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:14,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:14,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 100 states and 117 transitions. [2023-11-11 23:54:14,519 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 117 transitions. [2023-11-11 23:54:14,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2023-11-11 23:54:14,520 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:14,521 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:14,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:14,984 INFO L134 CoverageAnalysis]: Checked inductivity of 731 backedges. 0 proven. 731 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:15,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:15,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 105 states and 123 transitions. [2023-11-11 23:54:15,496 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 123 transitions. [2023-11-11 23:54:15,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2023-11-11 23:54:15,497 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:15,497 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:15,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:16,010 INFO L134 CoverageAnalysis]: Checked inductivity of 819 backedges. 0 proven. 819 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:16,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:16,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 110 states and 129 transitions. [2023-11-11 23:54:16,566 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 129 transitions. [2023-11-11 23:54:16,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2023-11-11 23:54:16,566 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:16,567 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:16,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:17,138 INFO L134 CoverageAnalysis]: Checked inductivity of 912 backedges. 0 proven. 912 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:17,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:17,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 115 states and 135 transitions. [2023-11-11 23:54:17,700 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 135 transitions. [2023-11-11 23:54:17,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2023-11-11 23:54:17,701 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:17,702 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:17,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:18,373 INFO L134 CoverageAnalysis]: Checked inductivity of 1010 backedges. 0 proven. 1010 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:18,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:18,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 120 states and 141 transitions. [2023-11-11 23:54:18,942 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 141 transitions. [2023-11-11 23:54:18,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2023-11-11 23:54:18,943 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:18,944 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:18,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:19,615 INFO L134 CoverageAnalysis]: Checked inductivity of 1113 backedges. 0 proven. 1113 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:20,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:20,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 125 states and 147 transitions. [2023-11-11 23:54:20,201 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 147 transitions. [2023-11-11 23:54:20,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2023-11-11 23:54:20,203 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:20,203 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:20,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:20,861 INFO L134 CoverageAnalysis]: Checked inductivity of 1221 backedges. 0 proven. 1221 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:21,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:21,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 130 states and 153 transitions. [2023-11-11 23:54:21,500 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 153 transitions. [2023-11-11 23:54:21,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2023-11-11 23:54:21,501 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:21,502 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:21,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:22,341 INFO L134 CoverageAnalysis]: Checked inductivity of 1334 backedges. 0 proven. 1334 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:22,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:22,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 135 states and 159 transitions. [2023-11-11 23:54:22,954 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 159 transitions. [2023-11-11 23:54:22,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2023-11-11 23:54:22,955 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:22,955 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:22,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:23,680 INFO L134 CoverageAnalysis]: Checked inductivity of 1452 backedges. 0 proven. 1452 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:24,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:24,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 140 states and 165 transitions. [2023-11-11 23:54:24,335 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 165 transitions. [2023-11-11 23:54:24,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2023-11-11 23:54:24,337 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:24,337 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:24,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:25,138 INFO L134 CoverageAnalysis]: Checked inductivity of 1575 backedges. 0 proven. 1575 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:25,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:25,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 138 states and 162 transitions. [2023-11-11 23:54:25,765 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 162 transitions. [2023-11-11 23:54:25,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2023-11-11 23:54:25,768 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:25,768 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:25,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:26,069 INFO L134 CoverageAnalysis]: Checked inductivity of 1550 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1550 trivial. 0 not checked. [2023-11-11 23:54:26,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:26,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 142 states and 191 transitions. [2023-11-11 23:54:26,488 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 191 transitions. [2023-11-11 23:54:26,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2023-11-11 23:54:26,489 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:26,490 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:26,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:26,559 INFO L134 CoverageAnalysis]: Checked inductivity of 1550 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1550 trivial. 0 not checked. [2023-11-11 23:54:26,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:26,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 143 states and 191 transitions. [2023-11-11 23:54:26,603 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 191 transitions. [2023-11-11 23:54:26,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2023-11-11 23:54:26,605 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:26,605 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:26,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:26,787 INFO L134 CoverageAnalysis]: Checked inductivity of 1554 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1553 trivial. 0 not checked. [2023-11-11 23:54:27,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:27,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 142 states and 190 transitions. [2023-11-11 23:54:27,181 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 190 transitions. [2023-11-11 23:54:27,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2023-11-11 23:54:27,183 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:27,183 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:27,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:27,507 INFO L134 CoverageAnalysis]: Checked inductivity of 1555 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 1550 trivial. 0 not checked. [2023-11-11 23:54:28,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:28,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 147 states and 219 transitions. [2023-11-11 23:54:28,626 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 219 transitions. [2023-11-11 23:54:28,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2023-11-11 23:54:28,628 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:28,634 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:28,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:28,984 INFO L134 CoverageAnalysis]: Checked inductivity of 1565 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 1550 trivial. 0 not checked. [2023-11-11 23:54:29,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:29,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 152 states and 246 transitions. [2023-11-11 23:54:29,875 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 246 transitions. [2023-11-11 23:54:29,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2023-11-11 23:54:29,877 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:29,877 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:29,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:30,255 INFO L134 CoverageAnalysis]: Checked inductivity of 1580 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 1550 trivial. 0 not checked. [2023-11-11 23:54:31,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:31,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 157 states and 272 transitions. [2023-11-11 23:54:31,130 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 272 transitions. [2023-11-11 23:54:31,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2023-11-11 23:54:31,133 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:31,133 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:31,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:31,530 INFO L134 CoverageAnalysis]: Checked inductivity of 1600 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 1550 trivial. 0 not checked. [2023-11-11 23:54:32,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:32,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 162 states and 297 transitions. [2023-11-11 23:54:32,395 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 297 transitions. [2023-11-11 23:54:32,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2023-11-11 23:54:32,397 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:32,397 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:32,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:32,841 INFO L134 CoverageAnalysis]: Checked inductivity of 1625 backedges. 0 proven. 75 refuted. 0 times theorem prover too weak. 1550 trivial. 0 not checked. [2023-11-11 23:54:33,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:33,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 371 states to 167 states and 321 transitions. [2023-11-11 23:54:33,932 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 321 transitions. [2023-11-11 23:54:33,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2023-11-11 23:54:33,935 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:33,935 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:33,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:34,457 INFO L134 CoverageAnalysis]: Checked inductivity of 1655 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 1550 trivial. 0 not checked. [2023-11-11 23:54:35,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:35,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 405 states to 172 states and 344 transitions. [2023-11-11 23:54:35,455 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 344 transitions. [2023-11-11 23:54:35,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2023-11-11 23:54:35,457 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:35,458 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:35,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:36,018 INFO L134 CoverageAnalysis]: Checked inductivity of 1690 backedges. 0 proven. 140 refuted. 0 times theorem prover too weak. 1550 trivial. 0 not checked. [2023-11-11 23:54:36,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:37,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 177 states and 366 transitions. [2023-11-11 23:54:37,001 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 366 transitions. [2023-11-11 23:54:37,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2023-11-11 23:54:37,003 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:37,004 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:37,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:37,547 INFO L134 CoverageAnalysis]: Checked inductivity of 1730 backedges. 0 proven. 180 refuted. 0 times theorem prover too weak. 1550 trivial. 0 not checked. [2023-11-11 23:54:38,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:38,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 473 states to 182 states and 387 transitions. [2023-11-11 23:54:38,619 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 387 transitions. [2023-11-11 23:54:38,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2023-11-11 23:54:38,621 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:38,621 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:38,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:39,228 INFO L134 CoverageAnalysis]: Checked inductivity of 1775 backedges. 0 proven. 225 refuted. 0 times theorem prover too weak. 1550 trivial. 0 not checked. [2023-11-11 23:54:40,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:40,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 507 states to 187 states and 407 transitions. [2023-11-11 23:54:40,227 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 407 transitions. [2023-11-11 23:54:40,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2023-11-11 23:54:40,230 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:40,230 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:40,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:40,889 INFO L134 CoverageAnalysis]: Checked inductivity of 1825 backedges. 0 proven. 275 refuted. 0 times theorem prover too weak. 1550 trivial. 0 not checked. [2023-11-11 23:54:41,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:41,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 541 states to 192 states and 426 transitions. [2023-11-11 23:54:41,984 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 426 transitions. [2023-11-11 23:54:41,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2023-11-11 23:54:41,987 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:41,987 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:42,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:42,695 INFO L134 CoverageAnalysis]: Checked inductivity of 1880 backedges. 0 proven. 330 refuted. 0 times theorem prover too weak. 1550 trivial. 0 not checked. [2023-11-11 23:54:43,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:43,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 197 states and 444 transitions. [2023-11-11 23:54:43,839 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 444 transitions. [2023-11-11 23:54:43,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2023-11-11 23:54:43,843 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:43,843 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:43,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:44,533 INFO L134 CoverageAnalysis]: Checked inductivity of 1940 backedges. 0 proven. 390 refuted. 0 times theorem prover too weak. 1550 trivial. 0 not checked. [2023-11-11 23:54:45,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:45,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 609 states to 202 states and 461 transitions. [2023-11-11 23:54:45,654 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 461 transitions. [2023-11-11 23:54:45,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2023-11-11 23:54:45,658 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:45,658 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:45,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:46,395 INFO L134 CoverageAnalysis]: Checked inductivity of 2005 backedges. 0 proven. 455 refuted. 0 times theorem prover too weak. 1550 trivial. 0 not checked.