./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench/ps3.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 527bcce2 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48c24b7-09c6-4abd-94d9-66881d54ae59/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48c24b7-09c6-4abd-94d9-66881d54ae59/bin/ukojak-verify-i0I2FZA1j2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48c24b7-09c6-4abd-94d9-66881d54ae59/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48c24b7-09c6-4abd-94d9-66881d54ae59/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench/ps3.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48c24b7-09c6-4abd-94d9-66881d54ae59/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48c24b7-09c6-4abd-94d9-66881d54ae59/bin/ukojak-verify-i0I2FZA1j2 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 1d8fc0d7ff43a42f656480fc7d5233c0c79cd0a3f75294139e465d6ac8237bd1 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:42:48,061 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:42:48,194 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48c24b7-09c6-4abd-94d9-66881d54ae59/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-21 18:42:48,204 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:42:48,205 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:42:48,245 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:42:48,247 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:42:48,247 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:42:48,248 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:42:48,253 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:42:48,254 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:42:48,255 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:42:48,255 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:42:48,257 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:42:48,258 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:42:48,258 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:42:48,258 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:42:48,259 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:42:48,259 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:42:48,260 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:42:48,260 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:42:48,261 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:42:48,262 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:42:48,262 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:42:48,263 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:42:48,263 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:42:48,264 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:42:48,264 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:42:48,265 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:42:48,265 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:42:48,267 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:42:48,267 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:42:48,267 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:42:48,268 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:42:48,268 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:42:48,268 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_b48c24b7-09c6-4abd-94d9-66881d54ae59/bin/ukojak-verify-i0I2FZA1j2/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48c24b7-09c6-4abd-94d9-66881d54ae59/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1d8fc0d7ff43a42f656480fc7d5233c0c79cd0a3f75294139e465d6ac8237bd1 [2023-11-21 18:42:48,526 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:42:48,548 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:42:48,551 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:42:48,553 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:42:48,553 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:42:48,557 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48c24b7-09c6-4abd-94d9-66881d54ae59/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/nla-digbench/ps3.c [2023-11-21 18:42:51,654 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:42:51,889 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:42:51,890 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48c24b7-09c6-4abd-94d9-66881d54ae59/sv-benchmarks/c/nla-digbench/ps3.c [2023-11-21 18:42:51,898 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48c24b7-09c6-4abd-94d9-66881d54ae59/bin/ukojak-verify-i0I2FZA1j2/data/01947784c/5b49d9fb4206432d9b1d9231681e1382/FLAG3a9767023 [2023-11-21 18:42:51,916 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48c24b7-09c6-4abd-94d9-66881d54ae59/bin/ukojak-verify-i0I2FZA1j2/data/01947784c/5b49d9fb4206432d9b1d9231681e1382 [2023-11-21 18:42:51,920 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:42:51,922 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:42:51,923 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:42:51,924 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:42:51,931 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:42:51,932 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:42:51" (1/1) ... [2023-11-21 18:42:51,934 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@649be40b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:42:51, skipping insertion in model container [2023-11-21 18:42:51,934 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:42:51" (1/1) ... [2023-11-21 18:42:51,959 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:42:52,170 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:42:52,183 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:42:52,215 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:42:52,230 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:42:52,230 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:42:52 WrapperNode [2023-11-21 18:42:52,231 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:42:52,232 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:42:52,232 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:42:52,233 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:42:52,241 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:42:52" (1/1) ... [2023-11-21 18:42:52,249 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:42:52" (1/1) ... [2023-11-21 18:42:52,283 INFO L138 Inliner]: procedures = 14, calls = 16, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 89 [2023-11-21 18:42:52,283 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:42:52,284 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:42:52,284 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:42:52,285 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:42:52,300 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:42:52" (1/1) ... [2023-11-21 18:42:52,300 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:42:52" (1/1) ... [2023-11-21 18:42:52,308 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:42:52" (1/1) ... [2023-11-21 18:42:52,309 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:42:52" (1/1) ... [2023-11-21 18:42:52,313 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:42:52" (1/1) ... [2023-11-21 18:42:52,318 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:42:52" (1/1) ... [2023-11-21 18:42:52,319 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:42:52" (1/1) ... [2023-11-21 18:42:52,321 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:42:52" (1/1) ... [2023-11-21 18:42:52,323 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:42:52,324 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:42:52,325 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:42:52,325 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:42:52,326 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:42:52" (1/1) ... [2023-11-21 18:42:52,337 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:42:52,355 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48c24b7-09c6-4abd-94d9-66881d54ae59/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:42:52,378 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48c24b7-09c6-4abd-94d9-66881d54ae59/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:42:52,398 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48c24b7-09c6-4abd-94d9-66881d54ae59/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:42:52,434 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:42:52,435 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:42:52,435 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:42:52,435 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:42:52,436 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-21 18:42:52,436 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-21 18:42:52,496 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:42:52,498 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:42:52,966 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:42:53,025 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:42:53,032 INFO L308 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-21 18:42:53,034 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:42:53 BoogieIcfgContainer [2023-11-21 18:42:53,034 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:42:53,035 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:42:53,035 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:42:53,046 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:42:53,046 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:42:53" (1/1) ... [2023-11-21 18:42:53,055 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:42:53,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:53,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 97 states and 99 transitions. [2023-11-21 18:42:53,107 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 99 transitions. [2023-11-21 18:42:53,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-21 18:42:53,109 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:53,110 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:53,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:53,234 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:42:53,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:53,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 97 states and 98 transitions. [2023-11-21 18:42:53,254 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 98 transitions. [2023-11-21 18:42:53,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-21 18:42:53,254 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:53,254 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:53,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:53,349 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:42:53,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:53,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 99 states and 101 transitions. [2023-11-21 18:42:53,387 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 101 transitions. [2023-11-21 18:42:53,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-21 18:42:53,388 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:53,388 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:53,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:53,438 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:42:53,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:53,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 100 states and 102 transitions. [2023-11-21 18:42:53,454 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 102 transitions. [2023-11-21 18:42:53,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-21 18:42:53,454 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:53,455 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:53,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:53,515 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:42:53,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:53,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 104 states and 108 transitions. [2023-11-21 18:42:53,608 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 108 transitions. [2023-11-21 18:42:53,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-21 18:42:53,609 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:53,609 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:53,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:53,655 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:42:53,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:53,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 105 states and 109 transitions. [2023-11-21 18:42:53,670 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 109 transitions. [2023-11-21 18:42:53,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-21 18:42:53,670 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:53,671 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:53,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:53,688 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:42:53,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:53,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 104 states and 108 transitions. [2023-11-21 18:42:53,696 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 108 transitions. [2023-11-21 18:42:53,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-21 18:42:53,697 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:53,697 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:53,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:53,725 INFO L262 TraceCheckSpWp]: Trace formula consists of 48 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:42:53,730 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:42:53,753 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:42:53,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:53,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 106 states and 110 transitions. [2023-11-21 18:42:53,796 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 110 transitions. [2023-11-21 18:42:53,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-21 18:42:53,797 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:53,798 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:53,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:53,838 INFO L262 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:42:53,840 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:42:53,868 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:42:53,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:53,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 107 states and 111 transitions. [2023-11-21 18:42:53,890 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 111 transitions. [2023-11-21 18:42:53,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-21 18:42:53,890 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:53,891 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:53,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:53,933 INFO L262 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:42:53,934 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:42:53,957 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:42:53,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:53,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 108 states and 112 transitions. [2023-11-21 18:42:53,979 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 112 transitions. [2023-11-21 18:42:53,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-21 18:42:53,980 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:53,980 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:54,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:54,022 INFO L262 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:42:54,024 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:42:54,080 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:42:54,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:54,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 115 states and 121 transitions. [2023-11-21 18:42:54,224 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 121 transitions. [2023-11-21 18:42:54,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-21 18:42:54,225 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:54,225 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:54,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:54,289 INFO L262 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 18:42:54,290 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:42:54,425 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:42:54,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:54,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 123 states and 130 transitions. [2023-11-21 18:42:54,615 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 130 transitions. [2023-11-21 18:42:54,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-21 18:42:54,615 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:54,616 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:54,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:54,645 INFO L262 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:42:54,646 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:42:54,681 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:42:54,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:54,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 124 states and 132 transitions. [2023-11-21 18:42:54,721 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 132 transitions. [2023-11-21 18:42:54,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-21 18:42:54,724 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:54,724 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:54,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:54,749 INFO L262 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:42:54,755 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:42:54,798 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:42:54,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:54,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 126 states and 135 transitions. [2023-11-21 18:42:54,847 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 135 transitions. [2023-11-21 18:42:54,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-21 18:42:54,848 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:54,848 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:54,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:54,877 INFO L262 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:42:54,878 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:42:54,883 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:42:54,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:54,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 125 states and 134 transitions. [2023-11-21 18:42:54,890 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 134 transitions. [2023-11-21 18:42:54,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-21 18:42:54,891 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:54,891 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:54,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:54,914 INFO L262 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:42:54,915 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:42:54,941 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:42:54,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:54,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 128 states and 137 transitions. [2023-11-21 18:42:54,971 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 137 transitions. [2023-11-21 18:42:54,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-21 18:42:54,974 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:54,974 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:55,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:55,009 INFO L262 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 18:42:55,011 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:42:55,108 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:42:55,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:55,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 134 states and 143 transitions. [2023-11-21 18:42:55,198 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 143 transitions. [2023-11-21 18:42:55,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-21 18:42:55,199 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:55,200 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:55,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:55,219 INFO L262 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 18:42:55,221 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:42:55,311 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:42:55,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:55,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 140 states and 150 transitions. [2023-11-21 18:42:55,383 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 150 transitions. [2023-11-21 18:42:55,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-21 18:42:55,383 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:55,384 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:55,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:55,407 INFO L262 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:42:55,410 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:42:55,483 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:42:55,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:55,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 141 states and 152 transitions. [2023-11-21 18:42:55,652 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 152 transitions. [2023-11-21 18:42:55,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-21 18:42:55,653 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:55,653 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:55,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:55,681 INFO L262 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:42:55,683 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:42:55,756 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:42:55,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:55,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 143 states and 156 transitions. [2023-11-21 18:42:55,958 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 156 transitions. [2023-11-21 18:42:55,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-21 18:42:55,966 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:55,966 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:55,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:55,995 INFO L262 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:42:55,996 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:42:56,069 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:42:56,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:56,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 146 states and 161 transitions. [2023-11-21 18:42:56,249 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 161 transitions. [2023-11-21 18:42:56,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-21 18:42:56,255 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:56,256 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:56,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:56,277 INFO L262 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:42:56,278 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:42:56,331 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:42:57,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:57,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 168 states and 191 transitions. [2023-11-21 18:42:57,055 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 191 transitions. [2023-11-21 18:42:57,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-21 18:42:57,056 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:57,056 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:57,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:57,080 INFO L262 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:42:57,081 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:42:57,145 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:42:57,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:57,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 173 states and 200 transitions. [2023-11-21 18:42:57,635 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 200 transitions. [2023-11-21 18:42:57,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-21 18:42:57,635 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:57,635 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:57,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:57,662 INFO L262 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:42:57,663 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:42:57,744 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:42:58,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:58,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 196 states and 232 transitions. [2023-11-21 18:42:58,720 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 232 transitions. [2023-11-21 18:42:58,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-21 18:42:58,721 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:58,721 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:58,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:58,746 INFO L262 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:42:58,747 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:42:58,820 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:42:59,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:59,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 199 states and 236 transitions. [2023-11-21 18:42:59,423 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 236 transitions. [2023-11-21 18:42:59,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-21 18:42:59,424 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:59,424 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:59,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:59,461 INFO L262 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:42:59,462 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:42:59,500 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:42:59,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:59,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 202 states and 243 transitions. [2023-11-21 18:42:59,831 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 243 transitions. [2023-11-21 18:42:59,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-21 18:42:59,831 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:59,832 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:59,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:59,859 INFO L262 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:42:59,860 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:42:59,921 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:43:00,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:00,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 206 states and 248 transitions. [2023-11-21 18:43:00,673 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 248 transitions. [2023-11-21 18:43:00,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-21 18:43:00,674 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:00,674 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:00,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:00,703 INFO L262 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:43:00,709 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:43:00,743 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:43:01,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:01,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 210 states and 256 transitions. [2023-11-21 18:43:01,080 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 256 transitions. [2023-11-21 18:43:01,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-21 18:43:01,080 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:01,081 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:01,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:01,101 INFO L262 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:43:01,102 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:43:01,104 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:43:01,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:01,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 209 states and 255 transitions. [2023-11-21 18:43:01,120 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 255 transitions. [2023-11-21 18:43:01,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-21 18:43:01,120 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:01,121 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:01,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:01,141 INFO L262 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:43:01,142 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:43:01,144 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:43:01,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:01,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 208 states and 254 transitions. [2023-11-21 18:43:01,158 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 254 transitions. [2023-11-21 18:43:01,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-21 18:43:01,158 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:01,159 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:01,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:01,177 INFO L262 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:43:01,178 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:43:01,256 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:43:02,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:02,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 214 states and 261 transitions. [2023-11-21 18:43:02,297 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 261 transitions. [2023-11-21 18:43:02,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-21 18:43:02,298 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:02,298 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:02,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:02,325 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 18:43:02,327 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:43:02,428 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:43:03,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:03,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 223 states and 276 transitions. [2023-11-21 18:43:03,358 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 276 transitions. [2023-11-21 18:43:03,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-21 18:43:03,358 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:03,358 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:03,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:03,384 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:43:03,385 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:43:03,505 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:43:04,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:04,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 230 states and 285 transitions. [2023-11-21 18:43:04,340 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 285 transitions. [2023-11-21 18:43:04,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-21 18:43:04,341 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:04,341 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:04,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:04,369 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:43:04,370 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:43:04,425 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:43:05,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:05,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 242 states and 302 transitions. [2023-11-21 18:43:05,236 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 302 transitions. [2023-11-21 18:43:05,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-21 18:43:05,237 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:05,238 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:05,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:05,258 INFO L262 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:43:05,259 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:43:05,346 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:43:06,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:06,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 250 states and 312 transitions. [2023-11-21 18:43:06,082 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 312 transitions. [2023-11-21 18:43:06,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-21 18:43:06,083 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:06,083 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:06,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:06,106 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:43:06,108 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:43:06,271 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:43:07,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:07,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 262 states and 331 transitions. [2023-11-21 18:43:07,257 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 331 transitions. [2023-11-21 18:43:07,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-21 18:43:07,258 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:07,258 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:07,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:07,301 INFO L262 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:43:07,305 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:43:07,444 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:43:08,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:08,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 271 states and 342 transitions. [2023-11-21 18:43:08,451 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 342 transitions. [2023-11-21 18:43:08,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-21 18:43:08,451 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:08,452 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:08,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:08,473 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:43:08,474 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:43:08,612 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:43:10,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:10,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 281 states and 354 transitions. [2023-11-21 18:43:10,050 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 354 transitions. [2023-11-21 18:43:10,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-21 18:43:10,051 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:10,051 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:10,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:10,085 INFO L262 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:43:10,086 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:43:10,180 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:43:10,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:10,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 284 states and 359 transitions. [2023-11-21 18:43:10,449 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 359 transitions. [2023-11-21 18:43:10,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-21 18:43:10,450 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:10,450 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:10,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:10,486 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:43:10,487 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:43:10,591 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:43:11,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:11,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 367 states to 283 states and 358 transitions. [2023-11-21 18:43:11,548 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 358 transitions. [2023-11-21 18:43:11,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-21 18:43:11,549 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:11,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:11,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:11,576 INFO L262 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-21 18:43:11,578 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:43:11,839 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:43:12,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:12,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 376 states to 288 states and 367 transitions. [2023-11-21 18:43:12,361 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 367 transitions. [2023-11-21 18:43:12,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-21 18:43:12,361 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:12,362 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:12,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:12,388 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:43:12,390 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:43:12,469 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:43:13,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:13,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 287 states and 366 transitions. [2023-11-21 18:43:13,192 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 366 transitions. [2023-11-21 18:43:13,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-21 18:43:13,192 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:13,193 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:13,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:13,218 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:43:13,219 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:43:13,280 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:43:13,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:13,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 291 states and 375 transitions. [2023-11-21 18:43:13,705 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 375 transitions. [2023-11-21 18:43:13,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-21 18:43:13,705 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:13,705 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:13,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:13,731 INFO L262 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:43:13,732 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:43:13,735 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:43:13,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:13,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 290 states and 374 transitions. [2023-11-21 18:43:13,756 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 374 transitions. [2023-11-21 18:43:13,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-21 18:43:13,757 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:13,757 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:13,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:13,780 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:43:13,781 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:43:13,891 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:43:14,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:14,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 295 states and 382 transitions. [2023-11-21 18:43:14,512 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 382 transitions. [2023-11-21 18:43:14,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-21 18:43:14,512 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:14,512 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:14,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:14,537 INFO L262 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:43:14,538 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:43:14,647 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:43:16,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:16,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 294 states and 381 transitions. [2023-11-21 18:43:16,133 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 381 transitions. [2023-11-21 18:43:16,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-21 18:43:16,133 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:16,134 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:16,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:16,165 INFO L262 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:43:16,166 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:43:16,349 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:43:19,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:19,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 407 states to 309 states and 398 transitions. [2023-11-21 18:43:19,564 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 398 transitions. [2023-11-21 18:43:19,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-21 18:43:19,565 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:19,565 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:19,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:19,594 INFO L262 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 18:43:19,595 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:43:19,828 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 3 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:43:20,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:20,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 413 states to 313 states and 404 transitions. [2023-11-21 18:43:20,635 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 404 transitions. [2023-11-21 18:43:20,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-21 18:43:20,638 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:20,639 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:20,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:20,662 INFO L262 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:43:20,663 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:43:20,819 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:43:21,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:21,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 312 states and 403 transitions. [2023-11-21 18:43:21,646 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 403 transitions. [2023-11-21 18:43:21,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-21 18:43:21,647 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:21,647 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:21,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:21,682 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:43:21,683 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:43:21,765 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:43:22,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:22,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 417 states to 316 states and 408 transitions. [2023-11-21 18:43:22,167 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 408 transitions. [2023-11-21 18:43:22,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-21 18:43:22,168 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:22,168 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:22,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:22,191 INFO L262 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:43:22,192 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:43:22,397 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:43:27,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:27,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 436 states to 333 states and 427 transitions. [2023-11-21 18:43:27,339 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 427 transitions. [2023-11-21 18:43:27,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-21 18:43:27,339 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:27,340 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:27,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:27,364 INFO L262 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:43:27,366 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:43:27,433 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:43:27,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:27,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 441 states to 337 states and 432 transitions. [2023-11-21 18:43:27,732 INFO L276 IsEmpty]: Start isEmpty. Operand 337 states and 432 transitions. [2023-11-21 18:43:27,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-21 18:43:27,732 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:27,732 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:27,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:27,759 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:43:27,760 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:43:27,981 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:43:30,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:30,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 336 states and 431 transitions. [2023-11-21 18:43:30,800 INFO L276 IsEmpty]: Start isEmpty. Operand 336 states and 431 transitions. [2023-11-21 18:43:30,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-21 18:43:30,801 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:30,801 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:30,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:30,828 INFO L262 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 18:43:30,829 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:43:30,991 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:43:31,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:31,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 342 states and 438 transitions. [2023-11-21 18:43:31,821 INFO L276 IsEmpty]: Start isEmpty. Operand 342 states and 438 transitions. [2023-11-21 18:43:31,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-21 18:43:31,821 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:31,822 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:31,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:31,854 INFO L262 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 18:43:31,856 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:43:32,333 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:43:33,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:33,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 458 states to 350 states and 449 transitions. [2023-11-21 18:43:33,683 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states and 449 transitions. [2023-11-21 18:43:33,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-21 18:43:33,684 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:33,684 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:33,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:33,708 INFO L262 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:43:33,709 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:43:33,778 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:43:34,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:34,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 464 states to 354 states and 455 transitions. [2023-11-21 18:43:34,498 INFO L276 IsEmpty]: Start isEmpty. Operand 354 states and 455 transitions. [2023-11-21 18:43:34,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-21 18:43:34,499 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:34,499 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:34,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:34,523 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 18:43:34,524 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:43:34,594 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 3 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:43:34,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:34,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 468 states to 356 states and 459 transitions. [2023-11-21 18:43:34,660 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 459 transitions. [2023-11-21 18:43:34,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-21 18:43:34,661 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:34,661 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:34,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:34,686 INFO L262 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 18:43:34,687 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:43:34,785 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:43:35,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:35,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 478 states to 363 states and 469 transitions. [2023-11-21 18:43:35,657 INFO L276 IsEmpty]: Start isEmpty. Operand 363 states and 469 transitions. [2023-11-21 18:43:35,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-21 18:43:35,658 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:35,658 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:35,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:35,685 INFO L262 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 18:43:35,687 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:43:36,215 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:43:38,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:38,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 369 states and 479 transitions. [2023-11-21 18:43:38,048 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 479 transitions. [2023-11-21 18:43:38,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-21 18:43:38,048 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:38,049 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:38,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:38,070 INFO L262 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-21 18:43:38,071 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:43:38,444 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:43:39,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:39,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 499 states to 374 states and 490 transitions. [2023-11-21 18:43:39,649 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 490 transitions. [2023-11-21 18:43:39,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-21 18:43:39,650 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:39,650 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:39,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:39,679 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-21 18:43:39,681 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:43:39,842 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:43:40,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:40,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 502 states to 378 states and 493 transitions. [2023-11-21 18:43:40,311 INFO L276 IsEmpty]: Start isEmpty. Operand 378 states and 493 transitions. [2023-11-21 18:43:40,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-21 18:43:40,312 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:40,312 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:40,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:40,339 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-21 18:43:40,340 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:43:40,517 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:43:40,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:40,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 505 states to 379 states and 496 transitions. [2023-11-21 18:43:40,622 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 496 transitions. [2023-11-21 18:43:40,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-21 18:43:40,624 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:40,625 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:40,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:40,651 INFO L262 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:43:40,652 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:43:40,737 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:43:41,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:41,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 529 states to 404 states and 520 transitions. [2023-11-21 18:43:41,355 INFO L276 IsEmpty]: Start isEmpty. Operand 404 states and 520 transitions. [2023-11-21 18:43:41,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-21 18:43:41,356 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:41,356 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:41,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:41,382 INFO L262 TraceCheckSpWp]: Trace formula consists of 113 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:43:41,383 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:43:41,533 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 23 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:43:43,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:43,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 580 states to 433 states and 571 transitions. [2023-11-21 18:43:43,215 INFO L276 IsEmpty]: Start isEmpty. Operand 433 states and 571 transitions. [2023-11-21 18:43:43,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-21 18:43:43,216 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:43,216 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:43,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:43,249 INFO L262 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:43:43,252 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:43:43,280 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:43:43,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:43,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 582 states to 433 states and 570 transitions. [2023-11-21 18:43:43,637 INFO L276 IsEmpty]: Start isEmpty. Operand 433 states and 570 transitions. [2023-11-21 18:43:43,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-21 18:43:43,637 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:43,638 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:43,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:43,678 INFO L262 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:43:43,680 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:43:43,716 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:43:44,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:44,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 585 states to 435 states and 573 transitions. [2023-11-21 18:43:44,031 INFO L276 IsEmpty]: Start isEmpty. Operand 435 states and 573 transitions. [2023-11-21 18:43:44,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-21 18:43:44,032 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:44,033 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:44,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:44,059 INFO L262 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:43:44,060 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:43:44,097 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-21 18:43:44,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:44,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 587 states to 435 states and 572 transitions. [2023-11-21 18:43:44,682 INFO L276 IsEmpty]: Start isEmpty. Operand 435 states and 572 transitions. [2023-11-21 18:43:44,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-21 18:43:44,683 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:44,684 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:44,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:44,723 INFO L262 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:43:44,727 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:43:44,761 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked.