./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/ps3-ll_valuebound50.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 527bcce2 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5cd1b51-6a4e-4205-b09b-db20c07ae708/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5cd1b51-6a4e-4205-b09b-db20c07ae708/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_f5cd1b51-6a4e-4205-b09b-db20c07ae708/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5cd1b51-6a4e-4205-b09b-db20c07ae708/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/ps3-ll_valuebound50.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5cd1b51-6a4e-4205-b09b-db20c07ae708/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_f5cd1b51-6a4e-4205-b09b-db20c07ae708/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 2bbd590b471bbc2b8578e4cdd51bc82209f70d419c139ae39968994eaddc5edf --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:41:46,994 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:41:47,090 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5cd1b51-6a4e-4205-b09b-db20c07ae708/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-21 18:41:47,095 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:41:47,096 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:41:47,121 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:41:47,122 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:41:47,123 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:41:47,124 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:41:47,124 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:41:47,125 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:41:47,126 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:41:47,126 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:41:47,127 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:41:47,128 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:41:47,128 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:41:47,129 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:41:47,130 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:41:47,130 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:41:47,131 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:41:47,131 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:41:47,132 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:41:47,133 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:41:47,133 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:41:47,134 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:41:47,134 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:41:47,135 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:41:47,135 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:41:47,136 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:41:47,136 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:41:47,137 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:41:47,137 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:41:47,138 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:41:47,138 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:41:47,138 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:41:47,139 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_f5cd1b51-6a4e-4205-b09b-db20c07ae708/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5cd1b51-6a4e-4205-b09b-db20c07ae708/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2bbd590b471bbc2b8578e4cdd51bc82209f70d419c139ae39968994eaddc5edf [2023-11-21 18:41:47,420 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:41:47,450 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:41:47,453 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:41:47,455 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:41:47,455 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:41:47,457 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5cd1b51-6a4e-4205-b09b-db20c07ae708/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/nla-digbench-scaling/ps3-ll_valuebound50.c [2023-11-21 18:41:50,596 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:41:50,809 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:41:50,810 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5cd1b51-6a4e-4205-b09b-db20c07ae708/sv-benchmarks/c/nla-digbench-scaling/ps3-ll_valuebound50.c [2023-11-21 18:41:50,818 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5cd1b51-6a4e-4205-b09b-db20c07ae708/bin/ukojak-verify-i0I2FZA1j2/data/3e4bc221c/7d5cf07b8bc44e36a2a1d8bc8f22fb40/FLAGf8d1df6b2 [2023-11-21 18:41:50,832 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5cd1b51-6a4e-4205-b09b-db20c07ae708/bin/ukojak-verify-i0I2FZA1j2/data/3e4bc221c/7d5cf07b8bc44e36a2a1d8bc8f22fb40 [2023-11-21 18:41:50,835 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:41:50,844 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:41:50,845 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:41:50,845 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:41:50,851 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:41:50,852 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:41:50" (1/1) ... [2023-11-21 18:41:50,856 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@12edadf4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:50, skipping insertion in model container [2023-11-21 18:41:50,856 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:41:50" (1/1) ... [2023-11-21 18:41:50,884 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:41:51,084 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:41:51,096 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:41:51,119 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:41:51,132 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:41:51,133 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:51 WrapperNode [2023-11-21 18:41:51,133 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:41:51,134 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:41:51,135 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:41:51,135 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:41:51,143 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:51" (1/1) ... [2023-11-21 18:41:51,149 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:51" (1/1) ... [2023-11-21 18:41:51,174 INFO L138 Inliner]: procedures = 14, calls = 11, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 87 [2023-11-21 18:41:51,174 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:41:51,175 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:41:51,175 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:41:51,175 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:41:51,185 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:51" (1/1) ... [2023-11-21 18:41:51,186 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:51" (1/1) ... [2023-11-21 18:41:51,188 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:51" (1/1) ... [2023-11-21 18:41:51,189 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:51" (1/1) ... [2023-11-21 18:41:51,193 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:51" (1/1) ... [2023-11-21 18:41:51,196 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:51" (1/1) ... [2023-11-21 18:41:51,197 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:51" (1/1) ... [2023-11-21 18:41:51,199 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:51" (1/1) ... [2023-11-21 18:41:51,201 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:41:51,202 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:41:51,202 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:41:51,203 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:41:51,203 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:51" (1/1) ... [2023-11-21 18:41:51,209 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:41:51,244 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5cd1b51-6a4e-4205-b09b-db20c07ae708/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:41:51,257 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5cd1b51-6a4e-4205-b09b-db20c07ae708/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:41:51,284 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5cd1b51-6a4e-4205-b09b-db20c07ae708/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:41:51,306 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:41:51,307 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:41:51,307 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:41:51,307 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:41:51,307 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-21 18:41:51,307 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-21 18:41:51,394 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:41:51,396 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:41:51,819 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:41:51,957 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:41:51,958 INFO L308 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-21 18:41:51,959 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:41:51 BoogieIcfgContainer [2023-11-21 18:41:51,960 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:41:51,962 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:41:51,962 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:41:51,972 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:41:51,972 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:41:51" (1/1) ... [2023-11-21 18:41:51,986 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:41:52,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:52,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 97 states and 99 transitions. [2023-11-21 18:41:52,046 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 99 transitions. [2023-11-21 18:41:52,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-21 18:41:52,049 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:52,050 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:52,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:52,215 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 18:41:52,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:52,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 97 states and 98 transitions. [2023-11-21 18:41:52,253 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 98 transitions. [2023-11-21 18:41:52,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-21 18:41:52,254 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:52,254 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:52,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:52,341 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 18:41:52,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:52,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 99 states and 101 transitions. [2023-11-21 18:41:52,373 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 101 transitions. [2023-11-21 18:41:52,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-21 18:41:52,374 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:52,374 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:52,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:52,449 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 18:41:52,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:52,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 102 states and 105 transitions. [2023-11-21 18:41:52,511 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 105 transitions. [2023-11-21 18:41:52,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-21 18:41:52,511 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:52,512 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:52,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:52,556 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 18:41:52,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:52,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 106 states and 112 transitions. [2023-11-21 18:41:52,715 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 112 transitions. [2023-11-21 18:41:52,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-21 18:41:52,715 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:52,716 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:52,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:52,749 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 18:41:52,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:52,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 107 states and 113 transitions. [2023-11-21 18:41:52,763 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 113 transitions. [2023-11-21 18:41:52,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-21 18:41:52,763 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:52,764 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:52,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:52,779 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 18:41:52,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:52,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 106 states and 112 transitions. [2023-11-21 18:41:52,786 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 112 transitions. [2023-11-21 18:41:52,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-21 18:41:52,786 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:52,787 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:52,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:52,809 INFO L262 TraceCheckSpWp]: Trace formula consists of 37 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:41:52,813 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:41:52,833 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 18:41:52,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:52,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 108 states and 114 transitions. [2023-11-21 18:41:52,851 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 114 transitions. [2023-11-21 18:41:52,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-21 18:41:52,852 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:52,852 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:52,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:52,869 INFO L262 TraceCheckSpWp]: Trace formula consists of 38 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:41:52,870 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:41:52,886 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 18:41:52,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:52,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 109 states and 115 transitions. [2023-11-21 18:41:52,901 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 115 transitions. [2023-11-21 18:41:52,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-21 18:41:52,901 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:52,902 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:52,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:52,919 INFO L262 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:41:52,920 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:41:52,945 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 18:41:52,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:52,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 110 states and 116 transitions. [2023-11-21 18:41:52,965 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 116 transitions. [2023-11-21 18:41:52,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-21 18:41:52,966 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:52,966 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:52,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:52,987 INFO L262 TraceCheckSpWp]: Trace formula consists of 40 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:41:52,989 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:41:53,061 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 18:41:53,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:53,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 118 states and 125 transitions. [2023-11-21 18:41:53,250 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 125 transitions. [2023-11-21 18:41:53,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-21 18:41:53,251 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:53,251 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:53,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:53,270 INFO L262 TraceCheckSpWp]: Trace formula consists of 41 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 18:41:53,271 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:41:53,368 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 18:41:53,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:53,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 126 states and 134 transitions. [2023-11-21 18:41:53,532 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 134 transitions. [2023-11-21 18:41:53,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-21 18:41:53,532 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:53,533 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:53,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:53,551 INFO L262 TraceCheckSpWp]: Trace formula consists of 42 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:41:53,552 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:41:53,592 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 18:41:53,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:53,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 127 states and 136 transitions. [2023-11-21 18:41:53,647 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 136 transitions. [2023-11-21 18:41:53,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-21 18:41:53,648 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:53,648 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:53,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:53,665 INFO L262 TraceCheckSpWp]: Trace formula consists of 43 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:41:53,666 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:41:53,700 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 18:41:53,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:53,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 129 states and 139 transitions. [2023-11-21 18:41:53,745 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 139 transitions. [2023-11-21 18:41:53,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-21 18:41:53,745 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:53,746 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:53,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:53,771 INFO L262 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:41:53,772 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:41:53,778 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 18:41:53,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:53,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 128 states and 138 transitions. [2023-11-21 18:41:53,785 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 138 transitions. [2023-11-21 18:41:53,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-21 18:41:53,786 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:53,787 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:53,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:53,812 INFO L262 TraceCheckSpWp]: Trace formula consists of 45 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:41:53,812 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:41:53,837 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 18:41:53,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:53,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 131 states and 141 transitions. [2023-11-21 18:41:53,867 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 141 transitions. [2023-11-21 18:41:53,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-21 18:41:53,868 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:53,868 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:53,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:53,887 INFO L262 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 18:41:53,888 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:41:53,970 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 18:41:54,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:54,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 137 states and 147 transitions. [2023-11-21 18:41:54,063 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 147 transitions. [2023-11-21 18:41:54,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-21 18:41:54,064 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:54,065 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:54,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:54,091 INFO L262 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 18:41:54,095 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:41:54,195 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 18:41:54,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:54,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 143 states and 154 transitions. [2023-11-21 18:41:54,255 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 154 transitions. [2023-11-21 18:41:54,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-21 18:41:54,255 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:54,256 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:54,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:54,282 INFO L262 TraceCheckSpWp]: Trace formula consists of 48 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:41:54,284 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:41:54,366 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 18:41:54,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:54,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 144 states and 156 transitions. [2023-11-21 18:41:54,544 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 156 transitions. [2023-11-21 18:41:54,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-21 18:41:54,545 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:54,546 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:54,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:54,580 INFO L262 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:41:54,582 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:41:54,657 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 18:41:54,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:54,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 146 states and 160 transitions. [2023-11-21 18:41:54,855 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 160 transitions. [2023-11-21 18:41:54,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-21 18:41:54,858 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:54,859 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:54,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:54,885 INFO L262 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:41:54,886 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:41:54,968 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 18:41:55,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:55,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 149 states and 165 transitions. [2023-11-21 18:41:55,132 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 165 transitions. [2023-11-21 18:41:55,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-21 18:41:55,133 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:55,133 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:55,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:55,153 INFO L262 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:41:55,154 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:41:55,202 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 18:41:55,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:55,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 171 states and 195 transitions. [2023-11-21 18:41:55,924 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 195 transitions. [2023-11-21 18:41:55,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-21 18:41:55,925 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:55,925 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:55,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:55,957 INFO L262 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:41:55,967 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:41:56,040 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 18:41:56,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:56,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 176 states and 204 transitions. [2023-11-21 18:41:56,463 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 204 transitions. [2023-11-21 18:41:56,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-21 18:41:56,464 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:56,464 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:56,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:56,487 INFO L262 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:41:56,488 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:41:56,573 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 18:41:57,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:57,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 199 states and 236 transitions. [2023-11-21 18:41:57,485 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 236 transitions. [2023-11-21 18:41:57,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-21 18:41:57,485 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:57,486 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:57,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:57,506 INFO L262 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:41:57,507 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:41:57,579 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 18:41:58,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:58,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 202 states and 240 transitions. [2023-11-21 18:41:58,156 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 240 transitions. [2023-11-21 18:41:58,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-21 18:41:58,157 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:58,157 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:58,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:58,181 INFO L262 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:41:58,182 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:41:58,213 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 18:41:58,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:58,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 205 states and 247 transitions. [2023-11-21 18:41:58,528 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 247 transitions. [2023-11-21 18:41:58,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-21 18:41:58,529 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:58,529 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:58,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:58,556 INFO L262 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:41:58,557 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:41:58,621 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 18:41:59,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:59,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 209 states and 252 transitions. [2023-11-21 18:41:59,385 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 252 transitions. [2023-11-21 18:41:59,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-21 18:41:59,386 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:59,386 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:59,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:59,405 INFO L262 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:41:59,406 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:41:59,440 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 18:41:59,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:59,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 213 states and 260 transitions. [2023-11-21 18:41:59,781 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 260 transitions. [2023-11-21 18:41:59,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-21 18:41:59,782 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:59,783 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:59,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:59,823 INFO L262 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:41:59,826 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:41:59,829 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 18:41:59,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:59,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 212 states and 259 transitions. [2023-11-21 18:41:59,854 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 259 transitions. [2023-11-21 18:41:59,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-21 18:41:59,854 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:59,855 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:59,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:59,874 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:41:59,875 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:41:59,878 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 18:41:59,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:59,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 211 states and 258 transitions. [2023-11-21 18:41:59,912 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 258 transitions. [2023-11-21 18:41:59,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-21 18:41:59,914 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:59,914 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:59,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:59,934 INFO L262 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:41:59,935 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:42:00,019 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 18:42:01,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:01,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 217 states and 265 transitions. [2023-11-21 18:42:01,062 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 265 transitions. [2023-11-21 18:42:01,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-21 18:42:01,062 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:01,062 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:01,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:01,084 INFO L262 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 18:42:01,085 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:42:01,192 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 18:42:02,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:02,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 226 states and 280 transitions. [2023-11-21 18:42:02,118 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 280 transitions. [2023-11-21 18:42:02,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-21 18:42:02,118 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:02,119 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:02,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:02,141 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:42:02,142 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:42:02,247 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 18:42:03,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:03,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 233 states and 289 transitions. [2023-11-21 18:42:03,029 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 289 transitions. [2023-11-21 18:42:03,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-21 18:42:03,030 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:03,030 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:03,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:03,049 INFO L262 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:42:03,050 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:42:03,095 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 18:42:03,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:03,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 245 states and 306 transitions. [2023-11-21 18:42:03,840 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 306 transitions. [2023-11-21 18:42:03,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-21 18:42:03,841 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:03,841 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:03,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:03,860 INFO L262 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:42:03,861 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:42:03,989 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 18:42:04,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:04,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 253 states and 316 transitions. [2023-11-21 18:42:04,838 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 316 transitions. [2023-11-21 18:42:04,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-21 18:42:04,839 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:04,839 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:04,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:04,863 INFO L262 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:42:04,864 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:42:04,986 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 18:42:05,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:05,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 265 states and 336 transitions. [2023-11-21 18:42:05,931 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 336 transitions. [2023-11-21 18:42:05,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-21 18:42:05,932 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:05,932 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:05,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:05,951 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:42:05,952 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:42:06,094 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 18:42:07,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:07,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 274 states and 347 transitions. [2023-11-21 18:42:07,292 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 347 transitions. [2023-11-21 18:42:07,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-21 18:42:07,293 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:07,293 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:07,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:07,314 INFO L262 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:42:07,315 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:42:07,450 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 18:42:08,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:08,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 284 states and 359 transitions. [2023-11-21 18:42:08,930 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 359 transitions. [2023-11-21 18:42:08,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-21 18:42:08,931 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:08,931 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:08,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:08,950 INFO L262 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:42:08,951 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:42:09,030 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 18:42:09,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:09,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 369 states to 285 states and 360 transitions. [2023-11-21 18:42:09,216 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 360 transitions. [2023-11-21 18:42:09,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-21 18:42:09,217 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:09,217 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:09,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:09,242 INFO L262 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:42:09,243 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:42:09,334 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 18:42:10,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:10,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 284 states and 359 transitions. [2023-11-21 18:42:10,210 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 359 transitions. [2023-11-21 18:42:10,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-21 18:42:10,211 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:10,211 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:10,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:10,236 INFO L262 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-21 18:42:10,237 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:42:10,510 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 18:42:10,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:10,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 377 states to 289 states and 368 transitions. [2023-11-21 18:42:10,996 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 368 transitions. [2023-11-21 18:42:10,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-21 18:42:10,997 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:10,997 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:11,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:11,021 INFO L262 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:42:11,022 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:42:11,116 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 18:42:11,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:11,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 376 states to 288 states and 367 transitions. [2023-11-21 18:42:11,914 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 367 transitions. [2023-11-21 18:42:11,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-21 18:42:11,914 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:11,915 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:11,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:11,969 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:42:11,970 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:42:12,024 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 18:42:12,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:12,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 292 states and 375 transitions. [2023-11-21 18:42:12,269 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 375 transitions. [2023-11-21 18:42:12,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-21 18:42:12,269 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:12,269 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:12,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:12,299 INFO L262 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:42:12,300 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:42:12,311 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 18:42:12,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:12,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 291 states and 374 transitions. [2023-11-21 18:42:12,333 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 374 transitions. [2023-11-21 18:42:12,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-21 18:42:12,333 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:12,333 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:12,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:12,354 INFO L262 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:42:12,355 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:42:12,463 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 18:42:12,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:12,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 296 states and 381 transitions. [2023-11-21 18:42:12,909 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 381 transitions. [2023-11-21 18:42:12,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-21 18:42:12,910 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:12,910 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:12,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:12,930 INFO L262 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:42:12,931 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:42:13,075 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 18:42:14,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:14,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 295 states and 380 transitions. [2023-11-21 18:42:14,892 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 380 transitions. [2023-11-21 18:42:14,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-21 18:42:14,893 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:14,893 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:14,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:14,917 INFO L262 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:42:14,918 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:42:15,091 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 18:42:18,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:18,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 406 states to 310 states and 397 transitions. [2023-11-21 18:42:18,428 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 397 transitions. [2023-11-21 18:42:18,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-21 18:42:18,428 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:18,428 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:18,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:18,449 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 18:42:18,450 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:42:18,685 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 18:42:19,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:19,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 411 states to 313 states and 402 transitions. [2023-11-21 18:42:19,380 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 402 transitions. [2023-11-21 18:42:19,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-21 18:42:19,380 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:19,380 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:19,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:19,405 INFO L262 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:42:19,406 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:42:19,555 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 18:42:20,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:20,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 410 states to 312 states and 401 transitions. [2023-11-21 18:42:20,374 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 401 transitions. [2023-11-21 18:42:20,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-21 18:42:20,374 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:20,374 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:20,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:20,395 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:42:20,396 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:42:20,460 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 18:42:20,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:20,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 415 states to 316 states and 406 transitions. [2023-11-21 18:42:20,822 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 406 transitions. [2023-11-21 18:42:20,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-21 18:42:20,822 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:20,822 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:20,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:20,846 INFO L262 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:42:20,847 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:42:21,033 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 18:42:26,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:26,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 333 states and 425 transitions. [2023-11-21 18:42:26,452 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 425 transitions. [2023-11-21 18:42:26,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-21 18:42:26,453 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:26,453 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:26,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:26,482 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:42:26,483 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:42:26,542 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 18:42:26,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:26,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 337 states and 430 transitions. [2023-11-21 18:42:26,827 INFO L276 IsEmpty]: Start isEmpty. Operand 337 states and 430 transitions. [2023-11-21 18:42:26,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-21 18:42:26,828 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:26,828 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:26,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:26,851 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:42:26,852 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:42:27,056 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 18:42:30,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:30,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 336 states and 429 transitions. [2023-11-21 18:42:30,292 INFO L276 IsEmpty]: Start isEmpty. Operand 336 states and 429 transitions. [2023-11-21 18:42:30,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-21 18:42:30,293 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:30,293 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:30,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:30,320 INFO L262 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 18:42:30,321 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:42:30,503 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 18:42:31,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:31,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 342 states and 436 transitions. [2023-11-21 18:42:31,383 INFO L276 IsEmpty]: Start isEmpty. Operand 342 states and 436 transitions. [2023-11-21 18:42:31,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-21 18:42:31,383 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:31,384 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:31,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:31,416 INFO L262 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 18:42:31,417 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:42:31,913 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 18:42:33,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:33,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 456 states to 350 states and 447 transitions. [2023-11-21 18:42:33,471 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states and 447 transitions. [2023-11-21 18:42:33,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-21 18:42:33,472 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:33,472 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:33,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:33,499 INFO L262 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:42:33,500 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:42:33,565 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 18:42:34,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:34,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 354 states and 453 transitions. [2023-11-21 18:42:34,315 INFO L276 IsEmpty]: Start isEmpty. Operand 354 states and 453 transitions. [2023-11-21 18:42:34,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-21 18:42:34,315 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:34,315 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:34,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:34,337 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 18:42:34,339 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:42:34,404 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 18:42:34,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:34,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 356 states and 457 transitions. [2023-11-21 18:42:34,519 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 457 transitions. [2023-11-21 18:42:34,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-21 18:42:34,520 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:34,520 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:34,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:34,546 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 18:42:34,548 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:42:34,654 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 18:42:35,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:35,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 476 states to 363 states and 467 transitions. [2023-11-21 18:42:35,687 INFO L276 IsEmpty]: Start isEmpty. Operand 363 states and 467 transitions. [2023-11-21 18:42:35,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-21 18:42:35,688 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:35,688 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:35,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:35,718 INFO L262 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 18:42:35,719 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:42:36,260 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 18:42:37,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:37,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 486 states to 369 states and 477 transitions. [2023-11-21 18:42:37,945 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 477 transitions. [2023-11-21 18:42:37,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-21 18:42:37,946 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:37,946 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:37,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:37,972 INFO L262 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-21 18:42:37,974 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:42:38,465 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 18:42:40,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:40,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 497 states to 374 states and 488 transitions. [2023-11-21 18:42:40,005 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 488 transitions. [2023-11-21 18:42:40,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-21 18:42:40,006 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:40,006 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:40,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:40,051 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-21 18:42:40,053 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:42:40,262 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 18:42:40,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:40,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 378 states and 491 transitions. [2023-11-21 18:42:40,863 INFO L276 IsEmpty]: Start isEmpty. Operand 378 states and 491 transitions. [2023-11-21 18:42:40,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-21 18:42:40,864 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:40,865 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:40,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:40,892 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-21 18:42:40,894 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:42:41,109 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 18:42:41,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:41,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 503 states to 379 states and 494 transitions. [2023-11-21 18:42:41,241 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 494 transitions. [2023-11-21 18:42:41,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-21 18:42:41,243 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:41,244 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:41,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:41,279 INFO L262 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:42:41,282 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:42:41,395 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 18:42:42,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:42,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 527 states to 404 states and 518 transitions. [2023-11-21 18:42:42,108 INFO L276 IsEmpty]: Start isEmpty. Operand 404 states and 518 transitions. [2023-11-21 18:42:42,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-21 18:42:42,109 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:42,109 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:42,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:42,140 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:42:42,142 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:42:42,346 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 23 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked.