./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/ps3-ll_unwindbound50.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 527bcce2 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e672d3b-b386-43e5-a67a-1d387cbd9b2f/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e672d3b-b386-43e5-a67a-1d387cbd9b2f/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_7e672d3b-b386-43e5-a67a-1d387cbd9b2f/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e672d3b-b386-43e5-a67a-1d387cbd9b2f/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/ps3-ll_unwindbound50.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e672d3b-b386-43e5-a67a-1d387cbd9b2f/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_7e672d3b-b386-43e5-a67a-1d387cbd9b2f/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 eebd89172d2922b25518196d7199bdc2b40bcf663d7c245ca245657f0105901c --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:55:55,103 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:55:55,208 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e672d3b-b386-43e5-a67a-1d387cbd9b2f/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-21 18:55:55,214 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:55:55,215 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:55:55,240 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:55:55,241 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:55:55,241 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:55:55,242 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:55:55,243 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:55:55,244 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:55:55,244 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:55:55,245 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:55:55,246 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:55:55,246 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:55:55,247 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:55:55,247 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:55:55,248 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:55:55,249 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:55:55,249 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:55:55,250 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:55:55,251 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:55:55,251 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:55:55,252 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:55:55,253 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:55:55,253 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:55:55,254 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:55:55,254 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:55:55,255 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:55:55,256 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:55:55,256 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:55:55,257 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:55:55,257 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:55:55,258 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:55:55,258 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:55:55,259 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_7e672d3b-b386-43e5-a67a-1d387cbd9b2f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e672d3b-b386-43e5-a67a-1d387cbd9b2f/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> eebd89172d2922b25518196d7199bdc2b40bcf663d7c245ca245657f0105901c [2023-11-21 18:55:55,521 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:55:55,555 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:55:55,558 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:55:55,561 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:55:55,561 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:55:55,563 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e672d3b-b386-43e5-a67a-1d387cbd9b2f/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/nla-digbench-scaling/ps3-ll_unwindbound50.c [2023-11-21 18:55:58,939 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:55:59,244 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:55:59,245 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e672d3b-b386-43e5-a67a-1d387cbd9b2f/sv-benchmarks/c/nla-digbench-scaling/ps3-ll_unwindbound50.c [2023-11-21 18:55:59,254 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e672d3b-b386-43e5-a67a-1d387cbd9b2f/bin/ukojak-verify-i0I2FZA1j2/data/068657492/e8ad726122594e829a5394e6092b94c5/FLAG338c8e5ad [2023-11-21 18:55:59,272 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e672d3b-b386-43e5-a67a-1d387cbd9b2f/bin/ukojak-verify-i0I2FZA1j2/data/068657492/e8ad726122594e829a5394e6092b94c5 [2023-11-21 18:55:59,278 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:55:59,280 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:55:59,284 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:55:59,284 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:55:59,290 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:55:59,291 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:55:59" (1/1) ... [2023-11-21 18:55:59,292 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3279af96 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:55:59, skipping insertion in model container [2023-11-21 18:55:59,293 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:55:59" (1/1) ... [2023-11-21 18:55:59,320 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:55:59,557 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:55:59,569 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:55:59,592 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:55:59,609 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:55:59,610 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:55:59 WrapperNode [2023-11-21 18:55:59,610 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:55:59,612 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:55:59,612 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:55:59,612 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:55:59,621 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:55:59" (1/1) ... [2023-11-21 18:55:59,628 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:55:59" (1/1) ... [2023-11-21 18:55:59,654 INFO L138 Inliner]: procedures = 14, calls = 10, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 90 [2023-11-21 18:55:59,654 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:55:59,655 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:55:59,656 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:55:59,656 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:55:59,665 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:55:59" (1/1) ... [2023-11-21 18:55:59,666 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:55:59" (1/1) ... [2023-11-21 18:55:59,668 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:55:59" (1/1) ... [2023-11-21 18:55:59,669 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:55:59" (1/1) ... [2023-11-21 18:55:59,673 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:55:59" (1/1) ... [2023-11-21 18:55:59,677 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:55:59" (1/1) ... [2023-11-21 18:55:59,678 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:55:59" (1/1) ... [2023-11-21 18:55:59,680 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:55:59" (1/1) ... [2023-11-21 18:55:59,682 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:55:59,683 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:55:59,683 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:55:59,683 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:55:59,684 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:55:59" (1/1) ... [2023-11-21 18:55:59,691 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:55:59,707 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e672d3b-b386-43e5-a67a-1d387cbd9b2f/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:55:59,728 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e672d3b-b386-43e5-a67a-1d387cbd9b2f/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:55:59,758 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e672d3b-b386-43e5-a67a-1d387cbd9b2f/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:55:59,780 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:55:59,780 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:55:59,780 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:55:59,780 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:55:59,781 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-21 18:55:59,781 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-21 18:55:59,846 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:55:59,849 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:56:00,282 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:56:00,319 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:56:00,319 INFO L308 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-21 18:56:00,321 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:56:00 BoogieIcfgContainer [2023-11-21 18:56:00,321 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:56:00,322 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:56:00,323 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:56:00,335 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:56:00,335 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:56:00" (1/1) ... [2023-11-21 18:56:00,346 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:56:00,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:56:00,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 102 states and 105 transitions. [2023-11-21 18:56:00,438 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 105 transitions. [2023-11-21 18:56:00,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-21 18:56:00,440 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:56:00,440 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:56:00,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:56:00,655 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:56:00,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:56:00,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 104 states and 107 transitions. [2023-11-21 18:56:00,713 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 107 transitions. [2023-11-21 18:56:00,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-21 18:56:00,714 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:56:00,714 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:56:00,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:56:00,837 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:56:00,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:56:00,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 105 states and 108 transitions. [2023-11-21 18:56:00,868 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 108 transitions. [2023-11-21 18:56:00,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-21 18:56:00,868 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:56:00,869 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:56:00,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:56:00,924 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:56:01,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:56:01,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 110 states and 116 transitions. [2023-11-21 18:56:01,080 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 116 transitions. [2023-11-21 18:56:01,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-21 18:56:01,081 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:56:01,081 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:56:01,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:56:01,129 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:56:01,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:56:01,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 111 states and 117 transitions. [2023-11-21 18:56:01,170 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 117 transitions. [2023-11-21 18:56:01,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-21 18:56:01,171 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:56:01,171 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:56:01,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:56:01,207 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:56:01,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:56:01,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 112 states and 118 transitions. [2023-11-21 18:56:01,221 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 118 transitions. [2023-11-21 18:56:01,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-21 18:56:01,221 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:56:01,222 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:56:01,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:56:01,292 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:56:01,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:56:01,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 119 states and 128 transitions. [2023-11-21 18:56:01,610 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 128 transitions. [2023-11-21 18:56:01,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-21 18:56:01,610 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:56:01,611 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:56:01,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:56:01,653 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:56:01,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:56:01,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 120 states and 129 transitions. [2023-11-21 18:56:01,668 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 129 transitions. [2023-11-21 18:56:01,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-21 18:56:01,669 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:56:01,669 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:56:01,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:56:01,685 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:56:01,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:56:01,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 119 states and 128 transitions. [2023-11-21 18:56:01,692 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 128 transitions. [2023-11-21 18:56:01,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-21 18:56:01,692 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:56:01,692 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:56:01,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:56:01,719 INFO L262 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:56:01,724 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:56:01,751 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:56:01,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:56:01,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 121 states and 130 transitions. [2023-11-21 18:56:01,781 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 130 transitions. [2023-11-21 18:56:01,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-21 18:56:01,782 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:56:01,782 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:56:01,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:56:01,825 INFO L262 TraceCheckSpWp]: Trace formula consists of 45 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:56:01,826 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:56:01,850 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:56:01,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:56:01,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 122 states and 131 transitions. [2023-11-21 18:56:01,866 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 131 transitions. [2023-11-21 18:56:01,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-21 18:56:01,867 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:56:01,868 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:56:01,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:56:01,897 INFO L262 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:56:01,899 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:56:01,939 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:56:01,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:56:01,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 123 states and 132 transitions. [2023-11-21 18:56:01,961 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 132 transitions. [2023-11-21 18:56:01,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-21 18:56:01,963 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:56:01,964 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:56:02,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:56:02,011 INFO L262 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:56:02,012 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:56:02,139 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:56:02,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:56:02,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 130 states and 141 transitions. [2023-11-21 18:56:02,340 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 141 transitions. [2023-11-21 18:56:02,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-21 18:56:02,341 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:56:02,342 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:56:02,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:56:02,366 INFO L262 TraceCheckSpWp]: Trace formula consists of 48 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 18:56:02,367 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:56:02,464 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:56:02,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:56:02,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 138 states and 150 transitions. [2023-11-21 18:56:02,751 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 150 transitions. [2023-11-21 18:56:02,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-21 18:56:02,752 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:56:02,752 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:56:02,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:56:02,772 INFO L262 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:56:02,773 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:56:02,835 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:56:02,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:56:02,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 139 states and 152 transitions. [2023-11-21 18:56:02,889 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 152 transitions. [2023-11-21 18:56:02,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-21 18:56:02,890 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:56:02,890 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:56:02,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:56:02,908 INFO L262 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:56:02,909 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:56:02,963 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:56:03,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:56:03,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 141 states and 155 transitions. [2023-11-21 18:56:03,033 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 155 transitions. [2023-11-21 18:56:03,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-21 18:56:03,034 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:56:03,034 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:56:03,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:56:03,060 INFO L262 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:56:03,061 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:56:03,062 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:56:03,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:56:03,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 140 states and 154 transitions. [2023-11-21 18:56:03,071 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 154 transitions. [2023-11-21 18:56:03,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-21 18:56:03,072 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:56:03,072 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:56:03,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:56:03,092 INFO L262 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:56:03,093 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:56:03,134 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:56:03,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:56:03,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 143 states and 157 transitions. [2023-11-21 18:56:03,174 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 157 transitions. [2023-11-21 18:56:03,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-21 18:56:03,175 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:56:03,176 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:56:03,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:56:03,215 INFO L262 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 18:56:03,216 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:56:03,322 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:56:03,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:56:03,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 149 states and 163 transitions. [2023-11-21 18:56:03,437 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 163 transitions. [2023-11-21 18:56:03,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-21 18:56:03,437 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:56:03,438 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:56:03,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:56:03,456 INFO L262 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 18:56:03,457 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:56:03,548 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:56:03,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:56:03,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 155 states and 170 transitions. [2023-11-21 18:56:03,664 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 170 transitions. [2023-11-21 18:56:03,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-21 18:56:03,665 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:56:03,665 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:56:03,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:56:03,683 INFO L262 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:56:03,685 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:56:03,773 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:56:03,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:56:03,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 156 states and 172 transitions. [2023-11-21 18:56:03,998 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 172 transitions. [2023-11-21 18:56:03,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-21 18:56:03,998 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:56:03,999 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:56:04,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:56:04,025 INFO L262 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:56:04,026 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:56:04,124 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:56:04,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:56:04,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 158 states and 176 transitions. [2023-11-21 18:56:04,416 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 176 transitions. [2023-11-21 18:56:04,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-21 18:56:04,421 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:56:04,421 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:56:04,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:56:04,447 INFO L262 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:56:04,448 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:56:04,544 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:56:04,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:56:04,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 161 states and 182 transitions. [2023-11-21 18:56:04,793 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 182 transitions. [2023-11-21 18:56:04,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-21 18:56:04,794 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:56:04,795 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:56:04,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:56:04,819 INFO L262 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:56:04,820 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:56:04,901 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:56:06,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:56:06,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 186 states and 216 transitions. [2023-11-21 18:56:06,103 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 216 transitions. [2023-11-21 18:56:06,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-21 18:56:06,104 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:56:06,104 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:56:06,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:56:06,128 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:56:06,129 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:56:06,197 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:56:06,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:56:06,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 191 states and 226 transitions. [2023-11-21 18:56:06,756 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 226 transitions. [2023-11-21 18:56:06,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-21 18:56:06,757 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:56:06,758 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:56:06,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:56:06,782 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:56:06,783 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:56:06,857 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:56:08,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:56:08,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 217 states and 262 transitions. [2023-11-21 18:56:08,393 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 262 transitions. [2023-11-21 18:56:08,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-21 18:56:08,393 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:56:08,394 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:56:08,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:56:08,416 INFO L262 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:56:08,417 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:56:08,503 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:56:09,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:56:09,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 220 states and 268 transitions. [2023-11-21 18:56:09,224 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 268 transitions. [2023-11-21 18:56:09,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-21 18:56:09,224 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:56:09,224 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:56:09,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:56:09,244 INFO L262 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:56:09,245 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:56:09,282 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:56:09,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:56:09,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 223 states and 275 transitions. [2023-11-21 18:56:09,755 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 275 transitions. [2023-11-21 18:56:09,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-21 18:56:09,756 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:56:09,756 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:56:09,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:56:09,785 INFO L262 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:56:09,790 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:56:09,888 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:56:11,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:56:11,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 227 states and 282 transitions. [2023-11-21 18:56:11,082 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 282 transitions. [2023-11-21 18:56:11,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-21 18:56:11,083 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:56:11,083 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:56:11,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:56:11,107 INFO L262 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:56:11,108 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:56:11,143 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:56:11,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:56:11,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 231 states and 290 transitions. [2023-11-21 18:56:11,745 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 290 transitions. [2023-11-21 18:56:11,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-21 18:56:11,745 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:56:11,746 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:56:11,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:56:11,772 INFO L262 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:56:11,773 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:56:11,775 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:56:11,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:56:11,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 230 states and 289 transitions. [2023-11-21 18:56:11,795 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 289 transitions. [2023-11-21 18:56:11,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-21 18:56:11,795 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:56:11,796 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:56:11,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:56:11,820 INFO L262 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:56:11,821 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:56:11,823 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:56:11,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:56:11,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 229 states and 288 transitions. [2023-11-21 18:56:11,843 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 288 transitions. [2023-11-21 18:56:11,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-21 18:56:11,844 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:56:11,844 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:56:11,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:56:11,867 INFO L262 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:56:11,869 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:56:11,997 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:56:13,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:56:13,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 235 states and 297 transitions. [2023-11-21 18:56:13,676 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 297 transitions. [2023-11-21 18:56:13,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-21 18:56:13,676 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:56:13,677 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:56:13,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:56:13,707 INFO L262 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 18:56:13,709 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:56:13,832 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:56:15,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:56:15,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 244 states and 312 transitions. [2023-11-21 18:56:15,221 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 312 transitions. [2023-11-21 18:56:15,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-21 18:56:15,222 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:56:15,222 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:56:15,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:56:15,250 INFO L262 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:56:15,251 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:56:15,401 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:56:16,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:56:16,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 251 states and 323 transitions. [2023-11-21 18:56:16,448 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 323 transitions. [2023-11-21 18:56:16,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-21 18:56:16,448 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:56:16,449 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:56:16,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:56:16,483 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:56:16,484 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:56:16,556 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:56:17,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:56:17,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 263 states and 340 transitions. [2023-11-21 18:56:17,624 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 340 transitions. [2023-11-21 18:56:17,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-21 18:56:17,626 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:56:17,626 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:56:17,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:56:17,649 INFO L262 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:56:17,650 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:56:17,781 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:56:19,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:56:19,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 271 states and 352 transitions. [2023-11-21 18:56:19,099 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 352 transitions. [2023-11-21 18:56:19,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-21 18:56:19,100 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:56:19,100 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:56:19,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:56:19,122 INFO L262 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:56:19,123 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:56:19,333 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:56:20,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:56:20,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 283 states and 372 transitions. [2023-11-21 18:56:20,765 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 372 transitions. [2023-11-21 18:56:20,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-21 18:56:20,766 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:56:20,766 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:56:20,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:56:20,792 INFO L262 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:56:20,793 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:56:20,986 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:56:22,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:56:22,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 292 states and 384 transitions. [2023-11-21 18:56:22,675 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 384 transitions. [2023-11-21 18:56:22,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-21 18:56:22,677 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:56:22,677 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:56:22,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:56:22,709 INFO L262 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:56:22,710 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:56:22,908 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:56:24,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:56:24,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 406 states to 302 states and 397 transitions. [2023-11-21 18:56:24,800 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 397 transitions. [2023-11-21 18:56:24,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-21 18:56:24,801 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:56:24,801 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:56:24,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:56:24,828 INFO L262 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 18:56:24,829 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:56:25,154 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:56:27,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:56:27,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 464 states to 334 states and 452 transitions. [2023-11-21 18:56:27,670 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 452 transitions. [2023-11-21 18:56:27,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-21 18:56:27,671 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:56:27,671 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:56:27,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:56:27,700 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:56:27,701 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:56:27,837 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:56:29,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:56:29,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 463 states to 333 states and 451 transitions. [2023-11-21 18:56:29,185 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 451 transitions. [2023-11-21 18:56:29,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-21 18:56:29,186 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:56:29,186 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:56:29,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:56:29,219 INFO L262 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 18:56:29,220 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:56:29,545 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:56:32,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:56:32,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 523 states to 366 states and 508 transitions. [2023-11-21 18:56:32,940 INFO L276 IsEmpty]: Start isEmpty. Operand 366 states and 508 transitions. [2023-11-21 18:56:32,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-21 18:56:32,941 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:56:32,942 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:56:32,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:56:32,977 INFO L262 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:56:32,978 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:56:33,107 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:56:34,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:56:34,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 522 states to 365 states and 507 transitions. [2023-11-21 18:56:34,416 INFO L276 IsEmpty]: Start isEmpty. Operand 365 states and 507 transitions. [2023-11-21 18:56:34,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-21 18:56:34,417 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:56:34,417 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:56:34,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:56:34,448 INFO L262 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:56:34,450 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:56:34,454 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:56:34,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:56:34,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 521 states to 364 states and 506 transitions. [2023-11-21 18:56:34,487 INFO L276 IsEmpty]: Start isEmpty. Operand 364 states and 506 transitions. [2023-11-21 18:56:34,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-21 18:56:34,488 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:56:34,488 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:56:34,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:56:34,517 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:56:34,519 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:56:34,640 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-21 18:56:35,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:56:35,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 538 states to 370 states and 523 transitions. [2023-11-21 18:56:35,701 INFO L276 IsEmpty]: Start isEmpty. Operand 370 states and 523 transitions. [2023-11-21 18:56:35,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-21 18:56:35,702 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:56:35,703 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:56:35,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:56:35,736 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:56:35,738 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:56:35,842 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-21 18:56:37,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:56:37,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 543 states to 373 states and 528 transitions. [2023-11-21 18:56:37,032 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 528 transitions. [2023-11-21 18:56:37,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-21 18:56:37,033 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:56:37,033 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:56:37,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:56:37,062 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:56:37,064 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:56:37,256 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:56:40,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:56:40,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 542 states to 372 states and 527 transitions. [2023-11-21 18:56:40,040 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 527 transitions. [2023-11-21 18:56:40,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-21 18:56:40,041 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:56:40,041 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:56:40,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:56:40,074 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-21 18:56:40,076 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:56:40,450 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:56:42,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:56:42,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 563 states to 380 states and 548 transitions. [2023-11-21 18:56:42,043 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 548 transitions. [2023-11-21 18:56:42,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-21 18:56:42,044 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:56:42,044 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:56:42,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:56:42,070 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-21 18:56:42,071 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:56:42,221 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:56:43,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:56:43,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 569 states to 383 states and 554 transitions. [2023-11-21 18:56:43,531 INFO L276 IsEmpty]: Start isEmpty. Operand 383 states and 554 transitions. [2023-11-21 18:56:43,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-21 18:56:43,532 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:56:43,532 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:56:43,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:56:43,554 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:56:43,556 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:56:43,856 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:56:49,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:56:49,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 587 states to 398 states and 572 transitions. [2023-11-21 18:56:49,195 INFO L276 IsEmpty]: Start isEmpty. Operand 398 states and 572 transitions. [2023-11-21 18:56:49,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-21 18:56:49,196 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:56:49,197 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:56:49,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:56:49,287 INFO L262 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:56:49,288 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:56:49,409 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.