./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/geo2-ll_valuebound50.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 527bcce2 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2175d456-b23b-4ff0-9a92-a194feca839f/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2175d456-b23b-4ff0-9a92-a194feca839f/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_2175d456-b23b-4ff0-9a92-a194feca839f/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2175d456-b23b-4ff0-9a92-a194feca839f/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/geo2-ll_valuebound50.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2175d456-b23b-4ff0-9a92-a194feca839f/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_2175d456-b23b-4ff0-9a92-a194feca839f/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 3a9f7f5292c68f3309c2932c2bff1aad6a438a7f3a7fa836f24d689e17563f58 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:34:30,256 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:34:30,405 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2175d456-b23b-4ff0-9a92-a194feca839f/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-21 18:34:30,425 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:34:30,427 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:34:30,472 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:34:30,474 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:34:30,475 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:34:30,477 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:34:30,483 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:34:30,483 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:34:30,484 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:34:30,485 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:34:30,487 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:34:30,487 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:34:30,488 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:34:30,488 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:34:30,489 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:34:30,489 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:34:30,490 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:34:30,491 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:34:30,492 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:34:30,492 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:34:30,493 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:34:30,494 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:34:30,494 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:34:30,495 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:34:30,496 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:34:30,496 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:34:30,497 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:34:30,499 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:34:30,499 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:34:30,499 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:34:30,500 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:34:30,500 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:34:30,501 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_2175d456-b23b-4ff0-9a92-a194feca839f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2175d456-b23b-4ff0-9a92-a194feca839f/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3a9f7f5292c68f3309c2932c2bff1aad6a438a7f3a7fa836f24d689e17563f58 [2023-11-21 18:34:30,893 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:34:30,924 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:34:30,927 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:34:30,929 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:34:30,929 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:34:30,931 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2175d456-b23b-4ff0-9a92-a194feca839f/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/nla-digbench-scaling/geo2-ll_valuebound50.c [2023-11-21 18:34:34,562 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:34:34,798 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:34:34,799 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2175d456-b23b-4ff0-9a92-a194feca839f/sv-benchmarks/c/nla-digbench-scaling/geo2-ll_valuebound50.c [2023-11-21 18:34:34,809 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2175d456-b23b-4ff0-9a92-a194feca839f/bin/ukojak-verify-i0I2FZA1j2/data/d5bf73ad9/ef9cba9cb618476b80833099add341c7/FLAGf10b850e9 [2023-11-21 18:34:34,827 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2175d456-b23b-4ff0-9a92-a194feca839f/bin/ukojak-verify-i0I2FZA1j2/data/d5bf73ad9/ef9cba9cb618476b80833099add341c7 [2023-11-21 18:34:34,830 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:34:34,833 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:34:34,834 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:34:34,835 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:34:34,841 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:34:34,842 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:34:34" (1/1) ... [2023-11-21 18:34:34,844 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1afea65f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:34:34, skipping insertion in model container [2023-11-21 18:34:34,844 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:34:34" (1/1) ... [2023-11-21 18:34:34,878 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:34:35,110 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:34:35,122 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:34:35,151 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:34:35,170 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:34:35,171 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:34:35 WrapperNode [2023-11-21 18:34:35,171 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:34:35,173 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:34:35,173 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:34:35,173 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:34:35,183 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:34:35" (1/1) ... [2023-11-21 18:34:35,201 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:34:35" (1/1) ... [2023-11-21 18:34:35,227 INFO L138 Inliner]: procedures = 14, calls = 12, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 74 [2023-11-21 18:34:35,228 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:34:35,229 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:34:35,229 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:34:35,230 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:34:35,243 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:34:35" (1/1) ... [2023-11-21 18:34:35,243 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:34:35" (1/1) ... [2023-11-21 18:34:35,245 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:34:35" (1/1) ... [2023-11-21 18:34:35,246 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:34:35" (1/1) ... [2023-11-21 18:34:35,250 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:34:35" (1/1) ... [2023-11-21 18:34:35,254 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:34:35" (1/1) ... [2023-11-21 18:34:35,256 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:34:35" (1/1) ... [2023-11-21 18:34:35,257 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:34:35" (1/1) ... [2023-11-21 18:34:35,260 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:34:35,261 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:34:35,261 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:34:35,261 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:34:35,263 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:34:35" (1/1) ... [2023-11-21 18:34:35,270 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:34:35,291 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2175d456-b23b-4ff0-9a92-a194feca839f/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:34:35,306 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2175d456-b23b-4ff0-9a92-a194feca839f/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:34:35,338 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2175d456-b23b-4ff0-9a92-a194feca839f/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:34:35,364 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:34:35,365 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-21 18:34:35,365 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-21 18:34:35,365 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:34:35,365 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:34:35,366 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:34:35,366 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-21 18:34:35,366 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-21 18:34:35,454 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:34:35,457 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:34:35,791 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:34:35,873 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:34:35,874 INFO L308 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-21 18:34:35,878 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:34:35 BoogieIcfgContainer [2023-11-21 18:34:35,878 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:34:35,880 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:34:35,880 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:34:35,896 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:34:35,897 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:34:35" (1/1) ... [2023-11-21 18:34:35,912 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:34:35,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:34:35,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 71 states and 74 transitions. [2023-11-21 18:34:35,983 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 74 transitions. [2023-11-21 18:34:35,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-21 18:34:35,989 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:34:35,990 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:34:36,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:34:36,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:34:36,253 INFO L262 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:34:36,259 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:34:36,293 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:34:36,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:34:36,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 71 states and 73 transitions. [2023-11-21 18:34:36,324 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 73 transitions. [2023-11-21 18:34:36,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-21 18:34:36,325 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:34:36,325 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:34:36,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:34:36,396 INFO L262 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 18:34:36,398 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:34:36,518 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:34:36,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:34:36,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 73 states and 76 transitions. [2023-11-21 18:34:36,594 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 76 transitions. [2023-11-21 18:34:36,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-21 18:34:36,595 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:34:36,596 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:34:36,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:34:36,637 INFO L262 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 18:34:36,639 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:34:36,707 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:34:36,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:34:36,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 76 states and 81 transitions. [2023-11-21 18:34:36,977 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 81 transitions. [2023-11-21 18:34:36,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-21 18:34:36,980 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:34:36,981 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:34:37,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:34:37,045 INFO L262 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:34:37,048 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:34:37,104 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:34:37,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:34:37,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 77 states and 83 transitions. [2023-11-21 18:34:37,289 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 83 transitions. [2023-11-21 18:34:37,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-21 18:34:37,290 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:34:37,290 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:34:37,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:34:37,371 INFO L262 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 18:34:37,373 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:34:37,470 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:34:37,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:34:37,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 79 states and 86 transitions. [2023-11-21 18:34:37,689 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 86 transitions. [2023-11-21 18:34:37,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-21 18:34:37,690 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:34:37,690 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:34:37,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:34:37,725 INFO L262 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:34:37,727 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:34:37,831 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:34:37,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:34:37,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 81 states and 89 transitions. [2023-11-21 18:34:37,960 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 89 transitions. [2023-11-21 18:34:37,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-21 18:34:37,962 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:34:37,962 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:34:38,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:34:38,026 INFO L262 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:34:38,028 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:34:38,109 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:34:38,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:34:38,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 83 states and 93 transitions. [2023-11-21 18:34:38,389 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 93 transitions. [2023-11-21 18:34:38,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-21 18:34:38,390 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:34:38,390 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:34:38,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:34:38,442 INFO L262 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 18:34:38,446 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:34:38,567 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:34:39,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:34:39,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 91 states and 105 transitions. [2023-11-21 18:34:39,421 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 105 transitions. [2023-11-21 18:34:39,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-21 18:34:39,422 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:34:39,422 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:34:39,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:34:39,473 INFO L262 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 18:34:39,475 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:34:39,577 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:34:40,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:34:40,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 95 states and 112 transitions. [2023-11-21 18:34:40,300 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 112 transitions. [2023-11-21 18:34:40,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-21 18:34:40,301 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:34:40,301 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:34:40,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:34:40,345 INFO L262 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 18:34:40,347 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:34:40,448 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:34:41,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:34:41,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 99 states and 118 transitions. [2023-11-21 18:34:41,061 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 118 transitions. [2023-11-21 18:34:41,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-21 18:34:41,062 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:34:41,062 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:34:41,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:34:41,097 INFO L262 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 18:34:41,099 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:34:41,162 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:34:41,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:34:41,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 100 states and 119 transitions. [2023-11-21 18:34:41,197 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 119 transitions. [2023-11-21 18:34:41,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-21 18:34:41,200 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:34:41,200 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:34:41,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:34:41,253 INFO L262 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:34:41,256 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:34:41,321 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:34:41,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:34:41,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 103 states and 124 transitions. [2023-11-21 18:34:41,676 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 124 transitions. [2023-11-21 18:34:41,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-21 18:34:41,679 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:34:41,679 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:34:41,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:34:41,729 INFO L262 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:34:41,735 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:34:41,809 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:34:43,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:34:43,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 117 states and 145 transitions. [2023-11-21 18:34:43,019 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 145 transitions. [2023-11-21 18:34:43,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-21 18:34:43,023 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:34:43,024 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:34:43,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:34:43,071 INFO L262 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:34:43,077 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:34:43,175 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:34:44,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:34:44,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 121 states and 152 transitions. [2023-11-21 18:34:44,727 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 152 transitions. [2023-11-21 18:34:44,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-21 18:34:44,728 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:34:44,729 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:34:44,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:34:44,758 INFO L262 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:34:44,759 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:34:44,831 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:34:46,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:34:46,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 136 states and 175 transitions. [2023-11-21 18:34:46,500 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 175 transitions. [2023-11-21 18:34:46,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-21 18:34:46,502 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:34:46,502 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:34:46,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:34:46,531 INFO L262 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:34:46,532 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:34:46,904 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:34:47,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:34:47,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 135 states and 174 transitions. [2023-11-21 18:34:47,748 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 174 transitions. [2023-11-21 18:34:47,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-21 18:34:47,749 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:34:47,749 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:34:47,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:34:47,790 INFO L262 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:34:47,791 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:34:47,833 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:34:49,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:34:49,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 138 states and 178 transitions. [2023-11-21 18:34:49,022 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 178 transitions. [2023-11-21 18:34:49,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-21 18:34:49,023 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:34:49,024 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:34:49,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:34:49,051 INFO L262 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:34:49,052 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:34:49,140 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:34:51,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:34:51,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 146 states and 191 transitions. [2023-11-21 18:34:51,685 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 191 transitions. [2023-11-21 18:34:51,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-21 18:34:51,686 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:34:51,687 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:34:51,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:34:51,709 INFO L262 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:34:51,710 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:34:51,739 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:34:52,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:34:52,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 150 states and 196 transitions. [2023-11-21 18:34:52,686 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 196 transitions. [2023-11-21 18:34:52,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-21 18:34:52,687 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:34:52,687 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:34:52,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:34:52,712 INFO L262 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:34:52,713 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:34:53,005 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:34:57,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:34:57,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 157 states and 207 transitions. [2023-11-21 18:34:57,267 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 207 transitions. [2023-11-21 18:34:57,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-21 18:34:57,268 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:34:57,268 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:34:57,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:34:57,293 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:34:57,294 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:34:57,331 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:34:57,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:34:57,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 156 states and 206 transitions. [2023-11-21 18:34:57,380 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 206 transitions. [2023-11-21 18:34:57,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-21 18:34:57,381 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:34:57,381 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:34:57,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:34:57,406 INFO L262 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:34:57,408 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:34:57,514 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:35:01,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:01,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 164 states and 218 transitions. [2023-11-21 18:35:01,103 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 218 transitions. [2023-11-21 18:35:01,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-21 18:35:01,104 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:01,104 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:01,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:35:01,132 INFO L262 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:35:01,133 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:35:01,172 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:35:02,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:02,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 170 states and 225 transitions. [2023-11-21 18:35:02,278 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 225 transitions. [2023-11-21 18:35:02,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-21 18:35:02,278 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:02,278 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:02,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:35:02,307 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:35:02,308 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:35:02,479 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:35:07,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:07,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 179 states and 238 transitions. [2023-11-21 18:35:07,867 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 238 transitions. [2023-11-21 18:35:07,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-21 18:35:07,867 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:07,867 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:07,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:35:07,894 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:35:07,896 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:35:07,930 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:35:11,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:11,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 186 states and 248 transitions. [2023-11-21 18:35:11,003 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 248 transitions. [2023-11-21 18:35:11,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-21 18:35:11,004 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:11,005 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:11,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:35:11,061 INFO L262 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:35:11,062 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:35:11,229 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:35:16,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:16,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 196 states and 262 transitions. [2023-11-21 18:35:16,726 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 262 transitions. [2023-11-21 18:35:16,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-21 18:35:16,726 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:16,727 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:16,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:35:16,751 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:35:16,752 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:35:16,784 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:35:19,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:19,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 204 states and 273 transitions. [2023-11-21 18:35:19,578 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 273 transitions. [2023-11-21 18:35:19,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-21 18:35:19,579 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:19,579 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:19,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:35:19,610 INFO L262 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:35:19,611 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:35:20,383 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked.