./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/ps2-ll_unwindbound5.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_4f39e7a7-6153-4526-86a4-64e8ef06d759/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f39e7a7-6153-4526-86a4-64e8ef06d759/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_4f39e7a7-6153-4526-86a4-64e8ef06d759/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f39e7a7-6153-4526-86a4-64e8ef06d759/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/ps2-ll_unwindbound5.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f39e7a7-6153-4526-86a4-64e8ef06d759/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_4f39e7a7-6153-4526-86a4-64e8ef06d759/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 03c4946022d2e6f710dd6221d8af6a4ec932dc09e858917dba12290a0f27caf9 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:35:29,868 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:35:30,043 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f39e7a7-6153-4526-86a4-64e8ef06d759/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-21 18:35:30,051 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:35:30,052 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:35:30,096 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:35:30,097 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:35:30,098 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:35:30,099 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:35:30,105 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:35:30,106 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:35:30,107 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:35:30,107 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:35:30,109 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:35:30,110 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:35:30,110 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:35:30,110 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:35:30,111 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:35:30,111 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:35:30,112 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:35:30,112 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:35:30,113 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:35:30,113 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:35:30,115 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:35:30,116 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:35:30,116 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:35:30,117 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:35:30,117 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:35:30,118 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:35:30,118 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:35:30,120 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:35:30,120 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:35:30,120 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:35:30,121 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:35:30,121 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:35:30,121 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_4f39e7a7-6153-4526-86a4-64e8ef06d759/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f39e7a7-6153-4526-86a4-64e8ef06d759/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 03c4946022d2e6f710dd6221d8af6a4ec932dc09e858917dba12290a0f27caf9 [2023-11-21 18:35:30,531 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:35:30,568 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:35:30,571 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:35:30,573 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:35:30,574 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:35:30,575 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f39e7a7-6153-4526-86a4-64e8ef06d759/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/nla-digbench-scaling/ps2-ll_unwindbound5.c [2023-11-21 18:35:34,435 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:35:34,710 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:35:34,711 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f39e7a7-6153-4526-86a4-64e8ef06d759/sv-benchmarks/c/nla-digbench-scaling/ps2-ll_unwindbound5.c [2023-11-21 18:35:34,722 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f39e7a7-6153-4526-86a4-64e8ef06d759/bin/ukojak-verify-i0I2FZA1j2/data/a298092f2/f9c2090c64c54acd86da2b1a705a8643/FLAGf2167024f [2023-11-21 18:35:34,750 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f39e7a7-6153-4526-86a4-64e8ef06d759/bin/ukojak-verify-i0I2FZA1j2/data/a298092f2/f9c2090c64c54acd86da2b1a705a8643 [2023-11-21 18:35:34,757 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:35:34,759 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:35:34,764 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:35:34,764 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:35:34,772 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:35:34,773 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:35:34" (1/1) ... [2023-11-21 18:35:34,774 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70be56cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:35:34, skipping insertion in model container [2023-11-21 18:35:34,775 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:35:34" (1/1) ... [2023-11-21 18:35:34,806 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:35:35,057 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:35:35,073 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:35:35,097 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:35:35,117 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:35:35,118 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:35:35 WrapperNode [2023-11-21 18:35:35,118 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:35:35,120 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:35:35,120 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:35:35,121 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:35:35,131 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:35:35" (1/1) ... [2023-11-21 18:35:35,140 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:35:35" (1/1) ... [2023-11-21 18:35:35,169 INFO L138 Inliner]: procedures = 14, calls = 10, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 68 [2023-11-21 18:35:35,169 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:35:35,170 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:35:35,171 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:35:35,171 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:35:35,183 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:35:35" (1/1) ... [2023-11-21 18:35:35,183 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:35:35" (1/1) ... [2023-11-21 18:35:35,186 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:35:35" (1/1) ... [2023-11-21 18:35:35,186 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:35:35" (1/1) ... [2023-11-21 18:35:35,190 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:35:35" (1/1) ... [2023-11-21 18:35:35,195 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:35:35" (1/1) ... [2023-11-21 18:35:35,196 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:35:35" (1/1) ... [2023-11-21 18:35:35,198 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:35:35" (1/1) ... [2023-11-21 18:35:35,200 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:35:35,201 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:35:35,202 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:35:35,202 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:35:35,203 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:35:35" (1/1) ... [2023-11-21 18:35:35,211 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:35:35,239 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f39e7a7-6153-4526-86a4-64e8ef06d759/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:35:35,260 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f39e7a7-6153-4526-86a4-64e8ef06d759/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:35:35,286 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f39e7a7-6153-4526-86a4-64e8ef06d759/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:35:35,315 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:35:35,315 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:35:35,315 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:35:35,315 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:35:35,316 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-21 18:35:35,316 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-21 18:35:35,415 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:35:35,419 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:35:35,863 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:35:35,898 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:35:35,898 INFO L308 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-21 18:35:35,900 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:35:35 BoogieIcfgContainer [2023-11-21 18:35:35,901 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:35:35,902 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:35:35,902 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:35:35,915 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:35:35,916 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:35:35" (1/1) ... [2023-11-21 18:35:35,927 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:35:35,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:36,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 58 states and 61 transitions. [2023-11-21 18:35:36,005 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 61 transitions. [2023-11-21 18:35:36,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-21 18:35:36,009 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:36,010 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:36,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:35:36,177 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 18:35:36,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:36,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 57 states and 59 transitions. [2023-11-21 18:35:36,198 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 59 transitions. [2023-11-21 18:35:36,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-21 18:35:36,199 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:36,199 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:36,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:35:36,304 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 18:35:36,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:36,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 59 states and 62 transitions. [2023-11-21 18:35:36,348 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 62 transitions. [2023-11-21 18:35:36,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-21 18:35:36,348 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:36,349 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:36,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:35:36,406 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 18:35:36,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:36,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 60 states and 63 transitions. [2023-11-21 18:35:36,426 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 63 transitions. [2023-11-21 18:35:36,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-21 18:35:36,427 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:36,427 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:36,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:35:36,451 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 18:35:36,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:36,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 59 states and 62 transitions. [2023-11-21 18:35:36,458 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 62 transitions. [2023-11-21 18:35:36,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-21 18:35:36,459 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:36,460 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:36,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:35:36,497 INFO L262 TraceCheckSpWp]: Trace formula consists of 40 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:35:36,502 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:35:36,537 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 18:35:36,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:36,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 65 states and 71 transitions. [2023-11-21 18:35:36,725 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 71 transitions. [2023-11-21 18:35:36,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-21 18:35:36,725 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:36,726 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:36,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:35:36,772 INFO L262 TraceCheckSpWp]: Trace formula consists of 40 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:35:36,773 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:35:36,901 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 18:35:37,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:37,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 66 states and 73 transitions. [2023-11-21 18:35:37,053 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 73 transitions. [2023-11-21 18:35:37,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-21 18:35:37,053 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:37,054 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:37,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:35:37,080 INFO L262 TraceCheckSpWp]: Trace formula consists of 41 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:35:37,081 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:35:37,126 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 18:35:37,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:37,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 73 states and 84 transitions. [2023-11-21 18:35:37,685 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 84 transitions. [2023-11-21 18:35:37,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-21 18:35:37,686 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:37,687 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:37,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:35:37,743 INFO L262 TraceCheckSpWp]: Trace formula consists of 42 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:35:37,744 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:35:37,786 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 18:35:38,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:38,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 81 states and 96 transitions. [2023-11-21 18:35:38,405 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 96 transitions. [2023-11-21 18:35:38,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-21 18:35:38,406 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:38,406 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:38,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:35:38,426 INFO L262 TraceCheckSpWp]: Trace formula consists of 43 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:35:38,427 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:35:38,450 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:35:38,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:38,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 82 states and 97 transitions. [2023-11-21 18:35:38,470 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 97 transitions. [2023-11-21 18:35:38,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-21 18:35:38,471 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:38,471 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:38,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:35:38,490 INFO L262 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:35:38,491 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:35:38,581 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 18:35:38,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:38,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 85 states and 101 transitions. [2023-11-21 18:35:38,962 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 101 transitions. [2023-11-21 18:35:38,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-21 18:35:38,962 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:38,963 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:39,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:35:39,006 INFO L262 TraceCheckSpWp]: Trace formula consists of 45 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 18:35:39,007 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:35:39,138 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 18:35:39,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:39,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 90 states and 108 transitions. [2023-11-21 18:35:39,508 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 108 transitions. [2023-11-21 18:35:39,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-21 18:35:39,508 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:39,509 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:39,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:35:39,539 INFO L262 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 18:35:39,540 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:35:39,771 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 18:35:40,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:40,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 96 states and 115 transitions. [2023-11-21 18:35:40,151 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 115 transitions. [2023-11-21 18:35:40,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-21 18:35:40,158 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:40,159 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:40,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:35:40,203 INFO L262 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:35:40,207 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:35:40,269 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 18:35:41,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:41,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 111 states and 137 transitions. [2023-11-21 18:35:41,136 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 137 transitions. [2023-11-21 18:35:41,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-21 18:35:41,137 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:41,138 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:41,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:35:41,168 INFO L262 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:35:41,169 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:35:41,253 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 18:35:41,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:41,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 115 states and 145 transitions. [2023-11-21 18:35:41,509 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 145 transitions. [2023-11-21 18:35:41,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-21 18:35:41,510 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:41,510 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:41,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:35:41,537 INFO L262 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:35:41,540 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:35:41,619 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 18:35:42,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:42,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 131 states and 169 transitions. [2023-11-21 18:35:42,986 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 169 transitions. [2023-11-21 18:35:42,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-21 18:35:42,987 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:42,987 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:43,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:35:43,017 INFO L262 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:35:43,018 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:35:43,078 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 18:35:43,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:43,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 134 states and 175 transitions. [2023-11-21 18:35:43,541 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 175 transitions. [2023-11-21 18:35:43,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-21 18:35:43,542 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:43,542 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:43,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:35:43,563 INFO L262 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:35:43,565 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:35:43,639 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 18:35:44,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:44,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 140 states and 188 transitions. [2023-11-21 18:35:44,496 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 188 transitions. [2023-11-21 18:35:44,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-21 18:35:44,496 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:44,497 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:44,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:35:44,520 INFO L262 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:35:44,521 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:35:44,586 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 18:35:45,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:45,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 147 states and 203 transitions. [2023-11-21 18:35:45,430 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 203 transitions. [2023-11-21 18:35:45,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-21 18:35:45,431 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:45,431 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:45,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:35:45,455 INFO L262 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:35:45,456 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:35:45,549 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 18:35:46,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:46,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 153 states and 215 transitions. [2023-11-21 18:35:46,385 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 215 transitions. [2023-11-21 18:35:46,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-21 18:35:46,388 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:46,388 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:46,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:35:46,435 INFO L262 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:35:46,436 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:35:46,560 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 18:35:46,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:46,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 152 states and 214 transitions. [2023-11-21 18:35:46,690 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 214 transitions. [2023-11-21 18:35:46,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-21 18:35:46,691 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:46,692 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:46,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:35:46,736 INFO L262 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 18:35:46,737 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:35:46,971 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 18:35:47,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:47,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 159 states and 226 transitions. [2023-11-21 18:35:47,926 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 226 transitions. [2023-11-21 18:35:47,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-21 18:35:47,926 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:47,927 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:47,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:35:47,949 INFO L262 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:35:47,951 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:35:48,080 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:35:49,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:49,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 165 states and 238 transitions. [2023-11-21 18:35:49,192 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 238 transitions. [2023-11-21 18:35:49,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-21 18:35:49,193 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:49,194 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:49,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:35:49,216 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 18:35:49,218 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:35:49,460 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 18:35:50,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:50,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 174 states and 253 transitions. [2023-11-21 18:35:50,529 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 253 transitions. [2023-11-21 18:35:50,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-21 18:35:50,530 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:50,530 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:50,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:35:50,552 INFO L262 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:35:50,554 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:35:50,704 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 18:35:51,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:51,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 173 states and 252 transitions. [2023-11-21 18:35:51,556 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 252 transitions. [2023-11-21 18:35:51,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-21 18:35:51,556 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:51,557 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:51,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:35:51,586 INFO L262 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:35:51,588 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:35:51,717 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 18:35:53,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:53,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 181 states and 263 transitions. [2023-11-21 18:35:53,515 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 263 transitions. [2023-11-21 18:35:53,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-21 18:35:53,516 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:53,516 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:53,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:35:53,538 INFO L262 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 18:35:53,539 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:35:53,727 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 18:35:55,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:55,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 202 states and 308 transitions. [2023-11-21 18:35:55,168 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 308 transitions. [2023-11-21 18:35:55,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-21 18:35:55,172 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:55,172 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:55,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:35:55,192 INFO L262 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 18:35:55,193 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:35:55,367 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:35:57,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:57,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 223 states and 354 transitions. [2023-11-21 18:35:57,436 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 354 transitions. [2023-11-21 18:35:57,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-21 18:35:57,437 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:57,438 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:57,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:35:57,469 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 18:35:57,470 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:35:57,601 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 18:35:58,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:58,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 230 states and 373 transitions. [2023-11-21 18:35:58,866 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 373 transitions. [2023-11-21 18:35:58,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-21 18:35:58,867 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:58,867 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:58,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:35:58,887 INFO L262 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 18:35:58,888 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:35:59,001 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:36:00,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:36:00,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 237 states and 383 transitions. [2023-11-21 18:36:00,055 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 383 transitions. [2023-11-21 18:36:00,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-21 18:36:00,055 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:36:00,056 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:36:00,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:36:00,076 INFO L262 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 18:36:00,077 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:36:00,235 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:36:01,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:36:01,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 404 states to 245 states and 397 transitions. [2023-11-21 18:36:01,542 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 397 transitions. [2023-11-21 18:36:01,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-21 18:36:01,543 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:36:01,543 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:36:01,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:36:01,568 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 18:36:01,569 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:36:01,815 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:36:02,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:36:02,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 407 states to 248 states and 400 transitions. [2023-11-21 18:36:02,377 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 400 transitions. [2023-11-21 18:36:02,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-21 18:36:02,378 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:36:02,378 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:36:02,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:36:02,403 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 18:36:02,406 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:36:02,602 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:36:03,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:36:03,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 411 states to 250 states and 404 transitions. [2023-11-21 18:36:03,508 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 404 transitions. [2023-11-21 18:36:03,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-21 18:36:03,509 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:36:03,510 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:36:03,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:36:03,533 INFO L262 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-21 18:36:03,534 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:36:03,867 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:36:04,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:36:04,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 253 states and 411 transitions. [2023-11-21 18:36:04,987 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 411 transitions. [2023-11-21 18:36:04,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-21 18:36:04,989 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:36:04,990 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:36:05,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:36:05,021 INFO L262 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:36:05,022 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:36:05,124 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:36:07,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:36:07,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 270 states and 433 transitions. [2023-11-21 18:36:07,557 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 433 transitions. [2023-11-21 18:36:07,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-21 18:36:07,558 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:36:07,558 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:36:07,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:36:07,580 INFO L262 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:36:07,581 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:36:07,711 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:36:11,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:36:11,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 485 states to 290 states and 478 transitions. [2023-11-21 18:36:11,125 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 478 transitions. [2023-11-21 18:36:11,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-21 18:36:11,126 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:36:11,126 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:36:11,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:36:11,156 INFO L262 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:36:11,157 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:36:11,173 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-21 18:36:11,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:36:11,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 489 states to 290 states and 477 transitions. [2023-11-21 18:36:11,586 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 477 transitions. [2023-11-21 18:36:11,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-21 18:36:11,587 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:36:11,587 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:36:11,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:36:11,611 INFO L262 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:36:11,613 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:36:11,721 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:36:12,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:36:12,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 503 states to 294 states and 490 transitions. [2023-11-21 18:36:12,537 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 490 transitions. [2023-11-21 18:36:12,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-21 18:36:12,538 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:36:12,538 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:36:12,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:36:12,561 INFO L262 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:36:12,562 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:36:12,582 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-21 18:36:13,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:36:13,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 514 states to 299 states and 501 transitions. [2023-11-21 18:36:13,631 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 501 transitions. [2023-11-21 18:36:13,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-21 18:36:13,632 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:36:13,632 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:36:13,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:36:13,663 INFO L262 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:36:13,665 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:36:13,804 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:36:15,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:36:15,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 538 states to 308 states and 524 transitions. [2023-11-21 18:36:15,096 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 524 transitions. [2023-11-21 18:36:15,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-21 18:36:15,097 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:36:15,098 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:36:15,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:36:15,122 INFO L262 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-21 18:36:15,124 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:36:15,442 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:36:16,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:36:16,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 552 states to 314 states and 538 transitions. [2023-11-21 18:36:16,580 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 538 transitions. [2023-11-21 18:36:16,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-21 18:36:16,580 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:36:16,581 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:36:16,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:36:16,609 INFO L262 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-21 18:36:16,611 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:36:16,849 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:36:18,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:36:18,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 578 states to 325 states and 564 transitions. [2023-11-21 18:36:18,473 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 564 transitions. [2023-11-21 18:36:18,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-21 18:36:18,474 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:36:18,474 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:36:18,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:36:18,503 INFO L262 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-21 18:36:18,504 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:36:19,190 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:36:22,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:36:22,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 614 states to 345 states and 600 transitions. [2023-11-21 18:36:22,131 INFO L276 IsEmpty]: Start isEmpty. Operand 345 states and 600 transitions. [2023-11-21 18:36:22,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-21 18:36:22,132 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:36:22,133 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:36:22,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:36:22,162 INFO L262 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-21 18:36:22,164 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:36:22,447 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.