./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/ps6-ll_valuebound50.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_643339d8-55fd-41be-9f4f-c88d6d3e9260/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_643339d8-55fd-41be-9f4f-c88d6d3e9260/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_643339d8-55fd-41be-9f4f-c88d6d3e9260/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_643339d8-55fd-41be-9f4f-c88d6d3e9260/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/ps6-ll_valuebound50.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_643339d8-55fd-41be-9f4f-c88d6d3e9260/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_643339d8-55fd-41be-9f4f-c88d6d3e9260/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 aa3033c827040052fc2b3f2ac84da9b892249c5596676af10298d2e88bf55166 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:52:18,090 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:52:18,215 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_643339d8-55fd-41be-9f4f-c88d6d3e9260/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-21 18:52:18,220 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:52:18,220 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:52:18,249 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:52:18,251 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:52:18,252 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:52:18,253 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:52:18,260 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:52:18,261 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:52:18,262 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:52:18,262 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:52:18,264 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:52:18,265 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:52:18,265 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:52:18,267 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:52:18,267 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:52:18,268 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:52:18,268 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:52:18,268 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:52:18,269 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:52:18,270 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:52:18,270 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:52:18,270 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:52:18,271 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:52:18,271 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:52:18,272 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:52:18,272 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:52:18,273 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:52:18,273 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:52:18,274 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:52:18,274 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:52:18,274 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:52:18,274 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:52:18,275 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_643339d8-55fd-41be-9f4f-c88d6d3e9260/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_643339d8-55fd-41be-9f4f-c88d6d3e9260/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> aa3033c827040052fc2b3f2ac84da9b892249c5596676af10298d2e88bf55166 [2023-11-21 18:52:18,567 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:52:18,595 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:52:18,598 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:52:18,599 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:52:18,600 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:52:18,602 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_643339d8-55fd-41be-9f4f-c88d6d3e9260/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/nla-digbench-scaling/ps6-ll_valuebound50.c [2023-11-21 18:52:21,667 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:52:21,903 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:52:21,903 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_643339d8-55fd-41be-9f4f-c88d6d3e9260/sv-benchmarks/c/nla-digbench-scaling/ps6-ll_valuebound50.c [2023-11-21 18:52:21,912 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_643339d8-55fd-41be-9f4f-c88d6d3e9260/bin/ukojak-verify-i0I2FZA1j2/data/de00dec06/33a9395a9a4a4bac928aff612cbb9165/FLAGded972ffd [2023-11-21 18:52:21,935 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_643339d8-55fd-41be-9f4f-c88d6d3e9260/bin/ukojak-verify-i0I2FZA1j2/data/de00dec06/33a9395a9a4a4bac928aff612cbb9165 [2023-11-21 18:52:21,940 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:52:21,942 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:52:21,945 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:52:21,945 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:52:21,951 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:52:21,952 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:52:21" (1/1) ... [2023-11-21 18:52:21,955 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@75819b03 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:52:21, skipping insertion in model container [2023-11-21 18:52:21,955 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:52:21" (1/1) ... [2023-11-21 18:52:21,980 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:52:22,220 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:52:22,233 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:52:22,256 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:52:22,271 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:52:22,272 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:52:22 WrapperNode [2023-11-21 18:52:22,272 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:52:22,273 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:52:22,274 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:52:22,274 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:52:22,281 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:52:22" (1/1) ... [2023-11-21 18:52:22,290 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:52:22" (1/1) ... [2023-11-21 18:52:22,337 INFO L138 Inliner]: procedures = 14, calls = 13, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 144 [2023-11-21 18:52:22,337 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:52:22,338 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:52:22,338 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:52:22,338 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:52:22,348 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:52:22" (1/1) ... [2023-11-21 18:52:22,349 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:52:22" (1/1) ... [2023-11-21 18:52:22,351 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:52:22" (1/1) ... [2023-11-21 18:52:22,352 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:52:22" (1/1) ... [2023-11-21 18:52:22,358 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:52:22" (1/1) ... [2023-11-21 18:52:22,361 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:52:22" (1/1) ... [2023-11-21 18:52:22,363 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:52:22" (1/1) ... [2023-11-21 18:52:22,365 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:52:22" (1/1) ... [2023-11-21 18:52:22,370 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:52:22,371 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:52:22,371 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:52:22,371 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:52:22,372 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:52:22" (1/1) ... [2023-11-21 18:52:22,384 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:52:22,412 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_643339d8-55fd-41be-9f4f-c88d6d3e9260/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:52:22,427 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_643339d8-55fd-41be-9f4f-c88d6d3e9260/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:52:22,447 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_643339d8-55fd-41be-9f4f-c88d6d3e9260/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:52:22,474 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:52:22,475 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-21 18:52:22,475 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-21 18:52:22,475 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:52:22,476 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:52:22,477 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:52:22,477 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-21 18:52:22,477 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-21 18:52:22,553 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:52:22,555 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:52:23,317 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:52:23,367 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:52:23,368 INFO L308 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-21 18:52:23,369 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:52:23 BoogieIcfgContainer [2023-11-21 18:52:23,370 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:52:23,371 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:52:23,371 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:52:23,390 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:52:23,391 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:52:23" (1/1) ... [2023-11-21 18:52:23,402 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:52:23,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:23,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 219 states and 223 transitions. [2023-11-21 18:52:23,487 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 223 transitions. [2023-11-21 18:52:23,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-21 18:52:23,491 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:23,492 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:23,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:23,687 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 18:52:23,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:23,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 219 states and 222 transitions. [2023-11-21 18:52:23,737 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 222 transitions. [2023-11-21 18:52:23,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-21 18:52:23,738 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:23,739 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:23,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:23,879 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 18:52:23,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:23,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 221 states and 225 transitions. [2023-11-21 18:52:23,920 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 225 transitions. [2023-11-21 18:52:23,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-21 18:52:23,922 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:23,923 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:23,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:24,016 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 18:52:24,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:24,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 222 states and 226 transitions. [2023-11-21 18:52:24,034 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 226 transitions. [2023-11-21 18:52:24,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-21 18:52:24,035 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:24,035 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:24,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:24,074 INFO L262 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:52:24,079 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:52:24,099 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 18:52:24,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:24,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 223 states and 227 transitions. [2023-11-21 18:52:24,116 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 227 transitions. [2023-11-21 18:52:24,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-21 18:52:24,116 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:24,117 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:24,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:24,141 INFO L262 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:52:24,142 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:52:24,145 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 18:52:24,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:24,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 222 states and 226 transitions. [2023-11-21 18:52:24,152 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 226 transitions. [2023-11-21 18:52:24,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-21 18:52:24,153 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:24,153 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:24,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:24,175 INFO L262 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:52:24,176 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:52:24,191 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 18:52:24,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:24,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 224 states and 228 transitions. [2023-11-21 18:52:24,210 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 228 transitions. [2023-11-21 18:52:24,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-21 18:52:24,211 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:24,211 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:24,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:24,235 INFO L262 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:52:24,236 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:52:24,252 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 18:52:24,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:24,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 225 states and 229 transitions. [2023-11-21 18:52:24,266 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 229 transitions. [2023-11-21 18:52:24,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-21 18:52:24,267 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:24,268 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:24,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:24,302 INFO L262 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:52:24,304 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:52:24,324 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 18:52:24,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:24,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 226 states and 230 transitions. [2023-11-21 18:52:24,344 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 230 transitions. [2023-11-21 18:52:24,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-21 18:52:24,348 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:24,348 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:24,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:24,371 INFO L262 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:52:24,372 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:52:24,375 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 18:52:24,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:24,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 225 states and 229 transitions. [2023-11-21 18:52:24,381 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 229 transitions. [2023-11-21 18:52:24,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-21 18:52:24,382 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:24,382 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:24,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:24,404 INFO L262 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:52:24,405 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:52:24,426 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 18:52:24,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:24,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 227 states and 231 transitions. [2023-11-21 18:52:24,445 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 231 transitions. [2023-11-21 18:52:24,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-21 18:52:24,446 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:24,446 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:24,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:24,468 INFO L262 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:52:24,470 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:52:24,493 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 18:52:24,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:24,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 228 states and 232 transitions. [2023-11-21 18:52:24,537 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 232 transitions. [2023-11-21 18:52:24,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-21 18:52:24,538 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:24,538 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:24,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:24,588 INFO L262 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:52:24,590 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:52:24,612 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 18:52:24,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:24,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 229 states and 233 transitions. [2023-11-21 18:52:24,638 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 233 transitions. [2023-11-21 18:52:24,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-21 18:52:24,639 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:24,640 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:24,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:24,672 INFO L262 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:52:24,673 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:52:24,676 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 18:52:24,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:24,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 228 states and 232 transitions. [2023-11-21 18:52:24,683 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 232 transitions. [2023-11-21 18:52:24,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-21 18:52:24,684 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:24,685 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:24,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:24,721 INFO L262 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:52:24,722 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:52:24,765 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 18:52:24,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:24,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 230 states and 235 transitions. [2023-11-21 18:52:24,803 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 235 transitions. [2023-11-21 18:52:24,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-21 18:52:24,809 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:24,812 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:24,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:24,845 INFO L262 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:52:24,852 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:52:24,889 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 18:52:24,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:24,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 233 states and 238 transitions. [2023-11-21 18:52:24,939 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 238 transitions. [2023-11-21 18:52:24,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-21 18:52:24,951 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:24,952 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:24,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:24,974 INFO L262 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:52:24,976 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:52:24,979 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 18:52:24,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:24,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 232 states and 237 transitions. [2023-11-21 18:52:24,987 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 237 transitions. [2023-11-21 18:52:24,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-21 18:52:24,987 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:24,989 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:25,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:25,019 INFO L262 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:52:25,024 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:52:25,053 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 18:52:25,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:25,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 235 states and 240 transitions. [2023-11-21 18:52:25,079 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 240 transitions. [2023-11-21 18:52:25,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-21 18:52:25,080 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:25,080 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:25,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:25,101 INFO L262 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:52:25,102 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:52:25,131 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 18:52:25,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:25,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 236 states and 241 transitions. [2023-11-21 18:52:25,146 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 241 transitions. [2023-11-21 18:52:25,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-21 18:52:25,147 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:25,147 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:25,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:25,170 INFO L262 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:52:25,171 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:52:25,203 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 18:52:25,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:25,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 237 states and 242 transitions. [2023-11-21 18:52:25,220 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 242 transitions. [2023-11-21 18:52:25,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-21 18:52:25,221 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:25,222 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:25,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:25,245 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:52:25,245 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:52:25,247 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 18:52:25,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:25,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 236 states and 241 transitions. [2023-11-21 18:52:25,254 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 241 transitions. [2023-11-21 18:52:25,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-21 18:52:25,256 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:25,256 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:25,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:25,285 INFO L262 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:52:25,286 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:52:25,324 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 18:52:25,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:25,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 238 states and 243 transitions. [2023-11-21 18:52:25,345 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 243 transitions. [2023-11-21 18:52:25,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-21 18:52:25,346 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:25,346 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:25,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:25,368 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:52:25,369 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:52:25,410 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 18:52:25,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:25,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 239 states and 244 transitions. [2023-11-21 18:52:25,429 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 244 transitions. [2023-11-21 18:52:25,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-21 18:52:25,430 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:25,430 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:25,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:25,452 INFO L262 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:52:25,453 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:52:25,497 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 18:52:25,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:25,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 240 states and 245 transitions. [2023-11-21 18:52:25,513 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 245 transitions. [2023-11-21 18:52:25,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-21 18:52:25,513 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:25,513 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:25,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:25,536 INFO L262 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:52:25,537 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:52:25,581 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 18:52:25,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:25,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 241 states and 246 transitions. [2023-11-21 18:52:25,608 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 246 transitions. [2023-11-21 18:52:25,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-21 18:52:25,608 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:25,608 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:25,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:25,636 INFO L262 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:52:25,637 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:52:25,640 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 18:52:25,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:25,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 240 states and 245 transitions. [2023-11-21 18:52:25,650 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 245 transitions. [2023-11-21 18:52:25,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-21 18:52:25,650 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:25,650 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:25,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:25,676 INFO L262 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:52:25,677 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:52:25,705 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 18:52:25,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:25,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 239 states and 244 transitions. [2023-11-21 18:52:25,741 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 244 transitions. [2023-11-21 18:52:25,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-21 18:52:25,741 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:25,742 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:25,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:25,764 INFO L262 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:52:25,765 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:52:25,796 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 18:52:25,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:25,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 238 states and 243 transitions. [2023-11-21 18:52:25,857 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 243 transitions. [2023-11-21 18:52:25,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-21 18:52:25,858 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:25,858 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:25,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:25,881 INFO L262 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:52:25,882 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:52:25,884 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 18:52:25,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:25,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 237 states and 242 transitions. [2023-11-21 18:52:25,893 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 242 transitions. [2023-11-21 18:52:25,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-21 18:52:25,893 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:25,894 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:25,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:25,917 INFO L262 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:52:25,918 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:52:25,957 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 18:52:26,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:26,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 236 states and 241 transitions. [2023-11-21 18:52:26,096 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 241 transitions. [2023-11-21 18:52:26,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-21 18:52:26,097 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:26,097 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:26,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:26,120 INFO L262 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:52:26,122 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:52:26,168 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 18:52:26,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:26,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 235 states and 240 transitions. [2023-11-21 18:52:26,332 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 240 transitions. [2023-11-21 18:52:26,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-21 18:52:26,333 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:26,333 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:26,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:26,358 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:52:26,360 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:52:26,410 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 18:52:26,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:26,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 234 states and 239 transitions. [2023-11-21 18:52:26,634 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 239 transitions. [2023-11-21 18:52:26,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-21 18:52:26,634 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:26,634 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:26,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:26,663 INFO L262 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:52:26,663 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:52:26,665 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 18:52:26,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:26,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 233 states and 238 transitions. [2023-11-21 18:52:26,693 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 238 transitions. [2023-11-21 18:52:26,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-21 18:52:26,694 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:26,694 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:26,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:26,721 INFO L262 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:52:26,722 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:52:26,781 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 18:52:27,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:27,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 232 states and 237 transitions. [2023-11-21 18:52:27,023 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 237 transitions. [2023-11-21 18:52:27,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-21 18:52:27,023 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:27,023 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:27,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:27,051 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:52:27,052 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:52:27,106 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 18:52:27,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:27,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 242 states and 247 transitions. [2023-11-21 18:52:27,222 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 247 transitions. [2023-11-21 18:52:27,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-21 18:52:27,223 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:27,223 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:27,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:27,247 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:52:27,248 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:52:27,251 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 18:52:27,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:27,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 241 states and 246 transitions. [2023-11-21 18:52:27,260 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 246 transitions. [2023-11-21 18:52:27,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-21 18:52:27,260 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:27,261 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:27,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:27,287 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:52:27,288 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:52:27,290 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 18:52:27,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:27,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 240 states and 245 transitions. [2023-11-21 18:52:27,300 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 245 transitions. [2023-11-21 18:52:27,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-21 18:52:27,300 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:27,300 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:27,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:27,325 INFO L262 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:52:27,326 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:52:27,424 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 18:52:27,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:27,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 239 states and 244 transitions. [2023-11-21 18:52:27,499 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 244 transitions. [2023-11-21 18:52:27,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-21 18:52:27,502 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:27,502 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:27,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:27,527 INFO L262 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:52:27,529 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:52:27,583 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 18:52:27,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:27,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 243 states and 248 transitions. [2023-11-21 18:52:27,677 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 248 transitions. [2023-11-21 18:52:27,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-21 18:52:27,678 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:27,678 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:27,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:27,726 INFO L262 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:52:27,727 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:52:27,729 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 18:52:27,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:27,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 242 states and 247 transitions. [2023-11-21 18:52:27,739 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 247 transitions. [2023-11-21 18:52:27,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-21 18:52:27,739 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:27,740 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:27,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:27,771 INFO L262 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:52:27,772 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:52:27,843 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 18:52:28,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:28,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 282 states and 289 transitions. [2023-11-21 18:52:28,094 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 289 transitions. [2023-11-21 18:52:28,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-21 18:52:28,094 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:28,095 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:28,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:28,129 INFO L262 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:52:28,130 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:52:28,201 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 18:52:28,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:28,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 323 states and 332 transitions. [2023-11-21 18:52:28,559 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 332 transitions. [2023-11-21 18:52:28,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-21 18:52:28,560 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:28,560 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:28,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:28,592 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:52:28,594 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:52:28,766 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 18:52:29,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:29,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 325 states and 335 transitions. [2023-11-21 18:52:29,310 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 335 transitions. [2023-11-21 18:52:29,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-21 18:52:29,310 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:29,311 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:29,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:29,345 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:52:29,347 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:52:29,411 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 18:52:29,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:29,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 327 states and 338 transitions. [2023-11-21 18:52:29,580 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 338 transitions. [2023-11-21 18:52:29,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-21 18:52:29,580 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:29,581 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:29,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:29,612 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:52:29,613 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:52:29,733 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 18:52:29,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:29,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 330 states and 343 transitions. [2023-11-21 18:52:29,971 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 343 transitions. [2023-11-21 18:52:29,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-21 18:52:29,971 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:29,972 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:30,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:30,004 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:52:30,006 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:52:30,109 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 18:52:31,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:31,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 396 states to 376 states and 396 transitions. [2023-11-21 18:52:31,043 INFO L276 IsEmpty]: Start isEmpty. Operand 376 states and 396 transitions. [2023-11-21 18:52:31,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-21 18:52:31,043 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:31,044 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:31,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:31,075 INFO L262 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:52:31,076 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:52:31,196 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 18:52:31,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:31,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 403 states to 380 states and 403 transitions. [2023-11-21 18:52:31,710 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 403 transitions. [2023-11-21 18:52:31,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-21 18:52:31,710 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:31,711 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:31,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:31,741 INFO L262 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:52:31,742 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:52:31,860 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 18:52:33,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:33,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 458 states to 427 states and 458 transitions. [2023-11-21 18:52:33,010 INFO L276 IsEmpty]: Start isEmpty. Operand 427 states and 458 transitions. [2023-11-21 18:52:33,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-21 18:52:33,010 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:33,010 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:33,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:33,042 INFO L262 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:52:33,044 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:52:33,158 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 18:52:33,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:33,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 467 states to 432 states and 467 transitions. [2023-11-21 18:52:33,848 INFO L276 IsEmpty]: Start isEmpty. Operand 432 states and 467 transitions. [2023-11-21 18:52:33,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-21 18:52:33,848 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:33,848 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:33,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:33,877 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:52:33,879 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:52:33,954 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 18:52:34,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:34,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 472 states to 435 states and 472 transitions. [2023-11-21 18:52:34,312 INFO L276 IsEmpty]: Start isEmpty. Operand 435 states and 472 transitions. [2023-11-21 18:52:34,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-21 18:52:34,313 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:34,313 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:34,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:34,341 INFO L262 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:52:34,342 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:52:34,345 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 18:52:34,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:34,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 471 states to 434 states and 471 transitions. [2023-11-21 18:52:34,366 INFO L276 IsEmpty]: Start isEmpty. Operand 434 states and 471 transitions. [2023-11-21 18:52:34,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-21 18:52:34,366 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:34,366 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:34,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:34,393 INFO L262 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:52:34,394 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:52:34,455 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 18:52:34,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:34,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 477 states to 438 states and 477 transitions. [2023-11-21 18:52:34,756 INFO L276 IsEmpty]: Start isEmpty. Operand 438 states and 477 transitions. [2023-11-21 18:52:34,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-21 18:52:34,757 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:34,757 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:34,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:34,797 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:52:34,798 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:52:34,947 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 18:52:35,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:35,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 445 states and 488 transitions. [2023-11-21 18:52:35,784 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states and 488 transitions. [2023-11-21 18:52:35,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-21 18:52:35,785 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:35,785 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:35,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:35,815 INFO L262 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:52:35,816 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:52:35,819 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 18:52:35,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:35,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 487 states to 444 states and 487 transitions. [2023-11-21 18:52:35,841 INFO L276 IsEmpty]: Start isEmpty. Operand 444 states and 487 transitions. [2023-11-21 18:52:35,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-21 18:52:35,842 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:35,842 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:35,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:35,869 INFO L262 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:52:35,870 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:52:36,022 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 18:52:37,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:37,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 499 states to 452 states and 499 transitions. [2023-11-21 18:52:37,006 INFO L276 IsEmpty]: Start isEmpty. Operand 452 states and 499 transitions. [2023-11-21 18:52:37,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-21 18:52:37,007 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:37,007 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:37,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:37,036 INFO L262 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 18:52:37,037 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:52:37,153 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 18:52:38,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:38,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 518 states to 465 states and 518 transitions. [2023-11-21 18:52:38,582 INFO L276 IsEmpty]: Start isEmpty. Operand 465 states and 518 transitions. [2023-11-21 18:52:38,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-21 18:52:38,583 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:38,583 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:38,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:38,612 INFO L262 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:52:38,613 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:52:38,797 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 18:52:39,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:39,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 527 states to 472 states and 527 transitions. [2023-11-21 18:52:39,279 INFO L276 IsEmpty]: Start isEmpty. Operand 472 states and 527 transitions. [2023-11-21 18:52:39,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-21 18:52:39,280 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:39,280 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:39,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:39,312 INFO L262 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:52:39,313 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:52:39,411 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 18:52:39,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:39,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 529 states to 473 states and 529 transitions. [2023-11-21 18:52:39,483 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 529 transitions. [2023-11-21 18:52:39,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-21 18:52:39,483 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:39,484 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:39,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:39,531 INFO L262 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:52:39,532 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:52:39,535 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 18:52:39,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:39,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 528 states to 472 states and 528 transitions. [2023-11-21 18:52:39,555 INFO L276 IsEmpty]: Start isEmpty. Operand 472 states and 528 transitions. [2023-11-21 18:52:39,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-21 18:52:39,556 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:39,556 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:39,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:39,584 INFO L262 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:52:39,585 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:52:39,707 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 18:52:39,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:39,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 530 states to 474 states and 530 transitions. [2023-11-21 18:52:39,848 INFO L276 IsEmpty]: Start isEmpty. Operand 474 states and 530 transitions. [2023-11-21 18:52:39,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-21 18:52:39,848 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:39,849 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:39,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:39,876 INFO L262 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:52:39,878 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:52:40,073 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 18:52:40,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:40,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 541 states to 483 states and 541 transitions. [2023-11-21 18:52:40,545 INFO L276 IsEmpty]: Start isEmpty. Operand 483 states and 541 transitions. [2023-11-21 18:52:40,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-21 18:52:40,546 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:40,546 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:40,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:40,577 INFO L262 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:52:40,578 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:52:40,581 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 18:52:40,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:40,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 540 states to 482 states and 540 transitions. [2023-11-21 18:52:40,626 INFO L276 IsEmpty]: Start isEmpty. Operand 482 states and 540 transitions. [2023-11-21 18:52:40,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-21 18:52:40,627 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:40,627 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:40,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:40,655 INFO L262 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:52:40,656 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:52:40,846 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 18:52:41,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:41,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 552 states to 492 states and 552 transitions. [2023-11-21 18:52:41,383 INFO L276 IsEmpty]: Start isEmpty. Operand 492 states and 552 transitions. [2023-11-21 18:52:41,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-21 18:52:41,383 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:41,384 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:41,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:41,414 INFO L262 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 18:52:41,416 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:52:41,501 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 18:52:41,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:41,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 555 states to 495 states and 555 transitions. [2023-11-21 18:52:41,543 INFO L276 IsEmpty]: Start isEmpty. Operand 495 states and 555 transitions. [2023-11-21 18:52:41,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-11-21 18:52:41,543 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:41,543 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:41,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:41,573 INFO L262 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:52:41,574 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:52:41,755 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 18:52:42,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:42,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 568 states to 506 states and 568 transitions. [2023-11-21 18:52:42,346 INFO L276 IsEmpty]: Start isEmpty. Operand 506 states and 568 transitions. [2023-11-21 18:52:42,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-11-21 18:52:42,347 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:42,347 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:42,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:42,381 INFO L262 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:52:42,382 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:52:42,459 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 18:52:42,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:42,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 570 states to 507 states and 570 transitions. [2023-11-21 18:52:42,523 INFO L276 IsEmpty]: Start isEmpty. Operand 507 states and 570 transitions. [2023-11-21 18:52:42,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-11-21 18:52:42,524 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:42,524 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:42,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:42,551 INFO L262 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:52:42,553 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:52:42,556 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 18:52:42,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:42,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 569 states to 506 states and 569 transitions. [2023-11-21 18:52:42,577 INFO L276 IsEmpty]: Start isEmpty. Operand 506 states and 569 transitions. [2023-11-21 18:52:42,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-11-21 18:52:42,577 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:42,578 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:42,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:42,609 INFO L262 TraceCheckSpWp]: Trace formula consists of 113 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:52:42,610 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:52:42,685 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 18:52:42,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:42,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 571 states to 508 states and 571 transitions. [2023-11-21 18:52:42,769 INFO L276 IsEmpty]: Start isEmpty. Operand 508 states and 571 transitions. [2023-11-21 18:52:42,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-11-21 18:52:42,770 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:42,770 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:42,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:42,799 INFO L262 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:52:42,800 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:52:42,862 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 18:52:42,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:42,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 570 states to 507 states and 570 transitions. [2023-11-21 18:52:42,942 INFO L276 IsEmpty]: Start isEmpty. Operand 507 states and 570 transitions. [2023-11-21 18:52:42,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-11-21 18:52:42,942 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:42,943 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:42,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:42,972 INFO L262 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:52:42,973 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:52:43,136 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:52:43,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:43,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 592 states to 523 states and 592 transitions. [2023-11-21 18:52:43,966 INFO L276 IsEmpty]: Start isEmpty. Operand 523 states and 592 transitions. [2023-11-21 18:52:43,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2023-11-21 18:52:43,967 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:43,967 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:43,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:43,998 INFO L262 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:52:43,999 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:52:44,053 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 18:52:44,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:44,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 591 states to 522 states and 591 transitions. [2023-11-21 18:52:44,122 INFO L276 IsEmpty]: Start isEmpty. Operand 522 states and 591 transitions. [2023-11-21 18:52:44,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2023-11-21 18:52:44,125 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:44,125 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:44,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:44,154 INFO L262 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:52:44,155 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:52:44,319 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 18:52:45,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:45,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 614 states to 538 states and 614 transitions. [2023-11-21 18:52:45,474 INFO L276 IsEmpty]: Start isEmpty. Operand 538 states and 614 transitions. [2023-11-21 18:52:45,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2023-11-21 18:52:45,475 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:45,475 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:45,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:45,503 INFO L262 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:52:45,504 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:52:45,506 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 18:52:45,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:45,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 613 states to 537 states and 613 transitions. [2023-11-21 18:52:45,522 INFO L276 IsEmpty]: Start isEmpty. Operand 537 states and 613 transitions. [2023-11-21 18:52:45,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-21 18:52:45,522 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:45,522 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:45,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:45,550 INFO L262 TraceCheckSpWp]: Trace formula consists of 113 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:52:45,551 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:52:45,633 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 18:52:45,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:45,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 612 states to 536 states and 612 transitions. [2023-11-21 18:52:45,737 INFO L276 IsEmpty]: Start isEmpty. Operand 536 states and 612 transitions. [2023-11-21 18:52:45,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-21 18:52:45,738 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:45,739 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:45,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:45,771 INFO L262 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:52:45,773 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:52:45,873 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:52:46,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:46,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 618 states to 540 states and 618 transitions. [2023-11-21 18:52:46,466 INFO L276 IsEmpty]: Start isEmpty. Operand 540 states and 618 transitions. [2023-11-21 18:52:46,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-11-21 18:52:46,467 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:46,467 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:46,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:46,496 INFO L262 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:52:46,497 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:52:46,582 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 18:52:46,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:46,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 617 states to 539 states and 617 transitions. [2023-11-21 18:52:46,675 INFO L276 IsEmpty]: Start isEmpty. Operand 539 states and 617 transitions. [2023-11-21 18:52:46,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-11-21 18:52:46,676 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:46,676 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:46,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:46,706 INFO L262 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:52:46,708 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:52:46,801 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:52:47,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:47,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 625 states to 545 states and 625 transitions. [2023-11-21 18:52:47,343 INFO L276 IsEmpty]: Start isEmpty. Operand 545 states and 625 transitions. [2023-11-21 18:52:47,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-11-21 18:52:47,344 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:47,344 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:47,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:47,377 INFO L262 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:52:47,379 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:52:47,471 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 18:52:47,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:47,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 624 states to 544 states and 624 transitions. [2023-11-21 18:52:47,578 INFO L276 IsEmpty]: Start isEmpty. Operand 544 states and 624 transitions. [2023-11-21 18:52:47,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-11-21 18:52:47,579 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:47,579 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:47,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:47,611 INFO L262 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 18:52:47,613 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:52:47,689 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:52:47,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:47,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 626 states to 546 states and 626 transitions. [2023-11-21 18:52:47,854 INFO L276 IsEmpty]: Start isEmpty. Operand 546 states and 626 transitions. [2023-11-21 18:52:47,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2023-11-21 18:52:47,855 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:47,855 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:47,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:47,887 INFO L262 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:52:47,888 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:52:47,891 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 18:52:47,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:47,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 625 states to 545 states and 625 transitions. [2023-11-21 18:52:47,909 INFO L276 IsEmpty]: Start isEmpty. Operand 545 states and 625 transitions. [2023-11-21 18:52:47,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2023-11-21 18:52:47,909 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:47,910 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:47,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:47,943 INFO L262 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:52:47,945 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:52:48,039 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 18:52:48,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:48,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 624 states to 544 states and 624 transitions. [2023-11-21 18:52:48,155 INFO L276 IsEmpty]: Start isEmpty. Operand 544 states and 624 transitions. [2023-11-21 18:52:48,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2023-11-21 18:52:48,155 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:48,156 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:48,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:48,189 INFO L262 TraceCheckSpWp]: Trace formula consists of 123 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:52:48,191 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:52:48,301 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:52:48,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:48,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 627 states to 546 states and 627 transitions. [2023-11-21 18:52:48,426 INFO L276 IsEmpty]: Start isEmpty. Operand 546 states and 627 transitions. [2023-11-21 18:52:48,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2023-11-21 18:52:48,427 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:48,427 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:48,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:48,456 INFO L262 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:52:48,458 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:52:48,679 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 18:52:49,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:49,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 626 states to 545 states and 626 transitions. [2023-11-21 18:52:49,233 INFO L276 IsEmpty]: Start isEmpty. Operand 545 states and 626 transitions. [2023-11-21 18:52:49,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2023-11-21 18:52:49,233 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:49,234 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:49,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:49,270 INFO L262 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:52:49,272 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:52:49,362 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:52:49,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:49,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 629 states to 548 states and 629 transitions. [2023-11-21 18:52:49,498 INFO L276 IsEmpty]: Start isEmpty. Operand 548 states and 629 transitions. [2023-11-21 18:52:49,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2023-11-21 18:52:49,499 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:49,499 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:49,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:49,535 INFO L262 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:52:49,536 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:52:49,748 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 18:52:50,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:50,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 628 states to 547 states and 628 transitions. [2023-11-21 18:52:50,360 INFO L276 IsEmpty]: Start isEmpty. Operand 547 states and 628 transitions. [2023-11-21 18:52:50,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2023-11-21 18:52:50,361 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:50,362 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:50,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:50,395 INFO L262 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 18:52:50,397 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:52:50,481 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:52:50,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:50,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 630 states to 549 states and 630 transitions. [2023-11-21 18:52:50,550 INFO L276 IsEmpty]: Start isEmpty. Operand 549 states and 630 transitions. [2023-11-21 18:52:50,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2023-11-21 18:52:50,551 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:50,551 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:50,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:50,580 INFO L262 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:52:50,581 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:52:50,821 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 18:52:51,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:51,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 655 states to 572 states and 655 transitions. [2023-11-21 18:52:51,827 INFO L276 IsEmpty]: Start isEmpty. Operand 572 states and 655 transitions. [2023-11-21 18:52:51,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2023-11-21 18:52:51,828 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:51,828 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:51,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:51,856 INFO L262 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:52:51,857 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:52:51,860 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 18:52:51,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:51,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 654 states to 571 states and 654 transitions. [2023-11-21 18:52:51,891 INFO L276 IsEmpty]: Start isEmpty. Operand 571 states and 654 transitions. [2023-11-21 18:52:51,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2023-11-21 18:52:51,892 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:51,892 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:51,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:51,926 INFO L262 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:52:51,928 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:52:52,059 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:52:52,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:52,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 657 states to 573 states and 657 transitions. [2023-11-21 18:52:52,130 INFO L276 IsEmpty]: Start isEmpty. Operand 573 states and 657 transitions. [2023-11-21 18:52:52,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2023-11-21 18:52:52,130 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:52,130 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:52,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:52,157 INFO L262 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:52:52,158 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:52:52,290 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 18:52:52,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:52,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 656 states to 572 states and 656 transitions. [2023-11-21 18:52:52,439 INFO L276 IsEmpty]: Start isEmpty. Operand 572 states and 656 transitions. [2023-11-21 18:52:52,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2023-11-21 18:52:52,440 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:52,440 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:52,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:52,473 INFO L262 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:52:52,475 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:52:52,561 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:52:52,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:52,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 659 states to 575 states and 659 transitions. [2023-11-21 18:52:52,688 INFO L276 IsEmpty]: Start isEmpty. Operand 575 states and 659 transitions. [2023-11-21 18:52:52,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2023-11-21 18:52:52,688 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:52,689 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:52,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:52,726 INFO L262 TraceCheckSpWp]: Trace formula consists of 123 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:52:52,727 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:52:52,847 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 18:52:53,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:53,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 658 states to 574 states and 658 transitions. [2023-11-21 18:52:53,086 INFO L276 IsEmpty]: Start isEmpty. Operand 574 states and 658 transitions. [2023-11-21 18:52:53,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2023-11-21 18:52:53,087 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:53,087 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:53,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:53,127 INFO L262 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 18:52:53,150 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:52:53,274 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:52:53,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:53,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 660 states to 576 states and 660 transitions. [2023-11-21 18:52:53,356 INFO L276 IsEmpty]: Start isEmpty. Operand 576 states and 660 transitions. [2023-11-21 18:52:53,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2023-11-21 18:52:53,357 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:53,357 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:53,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:53,393 INFO L262 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:52:53,395 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:52:53,400 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 18:52:53,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:53,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 659 states to 575 states and 659 transitions. [2023-11-21 18:52:53,442 INFO L276 IsEmpty]: Start isEmpty. Operand 575 states and 659 transitions. [2023-11-21 18:52:53,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2023-11-21 18:52:53,442 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:53,443 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:53,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:53,477 INFO L262 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:52:53,479 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:52:53,622 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 18:52:54,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:54,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 658 states to 574 states and 658 transitions. [2023-11-21 18:52:54,017 INFO L276 IsEmpty]: Start isEmpty. Operand 574 states and 658 transitions. [2023-11-21 18:52:54,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2023-11-21 18:52:54,018 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:54,018 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:54,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:54,048 INFO L262 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:52:54,050 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:52:54,198 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 18:52:54,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:54,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 657 states to 573 states and 657 transitions. [2023-11-21 18:52:54,663 INFO L276 IsEmpty]: Start isEmpty. Operand 573 states and 657 transitions. [2023-11-21 18:52:54,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2023-11-21 18:52:54,664 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:54,664 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:54,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:54,721 INFO L262 TraceCheckSpWp]: Trace formula consists of 132 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:52:54,723 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:52:54,817 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:52:54,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:54,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 660 states to 576 states and 660 transitions. [2023-11-21 18:52:54,979 INFO L276 IsEmpty]: Start isEmpty. Operand 576 states and 660 transitions. [2023-11-21 18:52:54,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2023-11-21 18:52:54,979 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:54,979 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:55,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:55,011 INFO L262 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:52:55,013 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:52:55,168 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 18:52:55,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:55,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 659 states to 575 states and 659 transitions. [2023-11-21 18:52:55,630 INFO L276 IsEmpty]: Start isEmpty. Operand 575 states and 659 transitions. [2023-11-21 18:52:55,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2023-11-21 18:52:55,630 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:55,631 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:55,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:55,661 INFO L262 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:52:55,662 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:52:55,665 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 18:52:55,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:55,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 658 states to 574 states and 658 transitions. [2023-11-21 18:52:55,694 INFO L276 IsEmpty]: Start isEmpty. Operand 574 states and 658 transitions. [2023-11-21 18:52:55,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2023-11-21 18:52:55,694 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:55,694 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:55,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:55,730 INFO L262 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 18:52:55,732 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:52:55,822 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:52:55,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:55,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 660 states to 576 states and 660 transitions. [2023-11-21 18:52:55,854 INFO L276 IsEmpty]: Start isEmpty. Operand 576 states and 660 transitions. [2023-11-21 18:52:55,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2023-11-21 18:52:55,855 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:55,855 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:55,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:55,886 INFO L262 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:52:55,887 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:52:56,056 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 18:52:56,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:56,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 659 states to 575 states and 659 transitions. [2023-11-21 18:52:56,622 INFO L276 IsEmpty]: Start isEmpty. Operand 575 states and 659 transitions. [2023-11-21 18:52:56,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2023-11-21 18:52:56,624 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:56,626 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:56,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:56,663 INFO L262 TraceCheckSpWp]: Trace formula consists of 135 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:52:56,665 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:52:56,774 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:52:56,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:56,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 661 states to 576 states and 661 transitions. [2023-11-21 18:52:56,849 INFO L276 IsEmpty]: Start isEmpty. Operand 576 states and 661 transitions. [2023-11-21 18:52:56,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2023-11-21 18:52:56,850 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:56,850 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:56,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:56,884 INFO L262 TraceCheckSpWp]: Trace formula consists of 130 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:52:56,885 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:52:57,130 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 18:52:57,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:57,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 660 states to 575 states and 660 transitions. [2023-11-21 18:52:57,510 INFO L276 IsEmpty]: Start isEmpty. Operand 575 states and 660 transitions. [2023-11-21 18:52:57,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2023-11-21 18:52:57,511 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:57,511 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:57,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:57,545 INFO L262 TraceCheckSpWp]: Trace formula consists of 136 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:52:57,547 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:52:57,648 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:52:57,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:57,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 662 states to 577 states and 662 transitions. [2023-11-21 18:52:57,752 INFO L276 IsEmpty]: Start isEmpty. Operand 577 states and 662 transitions. [2023-11-21 18:52:57,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2023-11-21 18:52:57,752 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:57,753 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:57,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:57,783 INFO L262 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:52:57,785 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:52:57,787 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 18:52:57,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:57,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 661 states to 576 states and 661 transitions. [2023-11-21 18:52:57,822 INFO L276 IsEmpty]: Start isEmpty. Operand 576 states and 661 transitions. [2023-11-21 18:52:57,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2023-11-21 18:52:57,822 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:57,823 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:57,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:57,855 INFO L262 TraceCheckSpWp]: Trace formula consists of 132 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:52:57,856 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:52:57,859 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 18:52:57,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:57,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 660 states to 575 states and 660 transitions. [2023-11-21 18:52:57,922 INFO L276 IsEmpty]: Start isEmpty. Operand 575 states and 660 transitions. [2023-11-21 18:52:57,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2023-11-21 18:52:57,923 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:57,923 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:57,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:57,956 INFO L262 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 18:52:57,958 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:52:58,056 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:52:58,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:58,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 663 states to 578 states and 663 transitions. [2023-11-21 18:52:58,095 INFO L276 IsEmpty]: Start isEmpty. Operand 578 states and 663 transitions. [2023-11-21 18:52:58,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2023-11-21 18:52:58,095 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:58,096 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:58,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:58,126 INFO L262 TraceCheckSpWp]: Trace formula consists of 133 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:52:58,128 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:52:58,307 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 18:52:58,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:58,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 662 states to 577 states and 662 transitions. [2023-11-21 18:52:58,508 INFO L276 IsEmpty]: Start isEmpty. Operand 577 states and 662 transitions. [2023-11-21 18:52:58,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2023-11-21 18:52:58,509 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:58,509 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:58,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:58,542 INFO L262 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:52:58,544 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:52:58,649 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 18:52:58,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:58,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 664 states to 578 states and 664 transitions. [2023-11-21 18:52:58,723 INFO L276 IsEmpty]: Start isEmpty. Operand 578 states and 664 transitions. [2023-11-21 18:52:58,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2023-11-21 18:52:58,723 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:58,723 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:58,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:58,754 INFO L262 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:52:58,756 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:52:58,997 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 18:52:59,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:59,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 663 states to 577 states and 663 transitions. [2023-11-21 18:52:59,389 INFO L276 IsEmpty]: Start isEmpty. Operand 577 states and 663 transitions. [2023-11-21 18:52:59,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2023-11-21 18:52:59,390 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:59,390 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:59,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:59,432 INFO L262 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:52:59,434 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:52:59,539 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 18:52:59,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:59,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 665 states to 579 states and 665 transitions. [2023-11-21 18:52:59,656 INFO L276 IsEmpty]: Start isEmpty. Operand 579 states and 665 transitions. [2023-11-21 18:52:59,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2023-11-21 18:52:59,657 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:59,657 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:59,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:59,694 INFO L262 TraceCheckSpWp]: Trace formula consists of 135 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:52:59,696 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:52:59,701 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 18:52:59,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:59,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 664 states to 578 states and 664 transitions. [2023-11-21 18:52:59,740 INFO L276 IsEmpty]: Start isEmpty. Operand 578 states and 664 transitions. [2023-11-21 18:52:59,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2023-11-21 18:52:59,740 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:59,741 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:59,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:59,773 INFO L262 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 18:52:59,775 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:52:59,867 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:52:59,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:59,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 666 states to 580 states and 666 transitions. [2023-11-21 18:52:59,902 INFO L276 IsEmpty]: Start isEmpty. Operand 580 states and 666 transitions. [2023-11-21 18:52:59,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2023-11-21 18:52:59,902 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:59,903 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:59,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:59,933 INFO L262 TraceCheckSpWp]: Trace formula consists of 136 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:52:59,934 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:53:00,058 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 18:53:00,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:00,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 708 states to 619 states and 708 transitions. [2023-11-21 18:53:00,647 INFO L276 IsEmpty]: Start isEmpty. Operand 619 states and 708 transitions. [2023-11-21 18:53:00,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2023-11-21 18:53:00,647 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:00,647 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:00,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:00,677 INFO L262 TraceCheckSpWp]: Trace formula consists of 137 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:53:00,678 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:53:00,808 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 18:53:01,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:01,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 751 states to 659 states and 751 transitions. [2023-11-21 18:53:01,616 INFO L276 IsEmpty]: Start isEmpty. Operand 659 states and 751 transitions. [2023-11-21 18:53:01,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2023-11-21 18:53:01,616 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:01,616 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:01,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:01,649 INFO L262 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:53:01,651 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:53:02,003 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 18:53:04,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:04,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 794 states to 700 states and 794 transitions. [2023-11-21 18:53:04,201 INFO L276 IsEmpty]: Start isEmpty. Operand 700 states and 794 transitions. [2023-11-21 18:53:04,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2023-11-21 18:53:04,202 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:04,202 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:04,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:04,238 INFO L262 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:53:04,240 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:53:04,534 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 18:53:05,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:05,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 793 states to 699 states and 793 transitions. [2023-11-21 18:53:05,177 INFO L276 IsEmpty]: Start isEmpty. Operand 699 states and 793 transitions. [2023-11-21 18:53:05,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2023-11-21 18:53:05,182 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:05,183 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:05,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:05,220 INFO L262 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:53:05,221 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:53:05,329 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-21 18:53:07,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:07,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 840 states to 743 states and 840 transitions. [2023-11-21 18:53:07,082 INFO L276 IsEmpty]: Start isEmpty. Operand 743 states and 840 transitions. [2023-11-21 18:53:07,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2023-11-21 18:53:07,082 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:07,083 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:07,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:07,115 INFO L262 TraceCheckSpWp]: Trace formula consists of 149 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:53:07,116 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:53:07,221 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-21 18:53:07,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:07,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 841 states to 744 states and 841 transitions. [2023-11-21 18:53:07,294 INFO L276 IsEmpty]: Start isEmpty. Operand 744 states and 841 transitions. [2023-11-21 18:53:07,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2023-11-21 18:53:07,295 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:07,295 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:07,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:07,331 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:53:07,332 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:53:07,335 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-21 18:53:07,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:07,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 840 states to 743 states and 840 transitions. [2023-11-21 18:53:07,389 INFO L276 IsEmpty]: Start isEmpty. Operand 743 states and 840 transitions. [2023-11-21 18:53:07,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2023-11-21 18:53:07,389 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:07,389 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:07,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:07,421 INFO L262 TraceCheckSpWp]: Trace formula consists of 151 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:53:07,422 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:53:07,548 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-21 18:53:07,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:07,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 842 states to 745 states and 842 transitions. [2023-11-21 18:53:07,995 INFO L276 IsEmpty]: Start isEmpty. Operand 745 states and 842 transitions. [2023-11-21 18:53:07,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2023-11-21 18:53:07,996 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:07,996 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:08,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:08,041 INFO L262 TraceCheckSpWp]: Trace formula consists of 151 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 18:53:08,044 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:53:08,168 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 34 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:53:08,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:08,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 852 states to 755 states and 852 transitions. [2023-11-21 18:53:08,470 INFO L276 IsEmpty]: Start isEmpty. Operand 755 states and 852 transitions. [2023-11-21 18:53:08,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2023-11-21 18:53:08,470 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:08,471 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:08,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:08,510 INFO L262 TraceCheckSpWp]: Trace formula consists of 155 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:53:08,512 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:53:08,677 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2023-11-21 18:53:09,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:09,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 851 states to 754 states and 851 transitions. [2023-11-21 18:53:09,259 INFO L276 IsEmpty]: Start isEmpty. Operand 754 states and 851 transitions. [2023-11-21 18:53:09,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2023-11-21 18:53:09,260 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:09,260 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:09,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:09,295 INFO L262 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 18:53:09,297 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:53:09,846 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked.