./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/ps3-ll_unwindbound20.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 30e01a73 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_60e1c54d-5be6-40f9-b27d-1e2ee290e411/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e1c54d-5be6-40f9-b27d-1e2ee290e411/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e1c54d-5be6-40f9-b27d-1e2ee290e411/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e1c54d-5be6-40f9-b27d-1e2ee290e411/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/ps3-ll_unwindbound20.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e1c54d-5be6-40f9-b27d-1e2ee290e411/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e1c54d-5be6-40f9-b27d-1e2ee290e411/bin/ukojak-verify-1t5iHCbJaC --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 81afa9e511be2b9bae9d4ea2d6181d1112c109837a9a39236c346cbee76c712e --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:02:57,166 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:02:57,245 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e1c54d-5be6-40f9-b27d-1e2ee290e411/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-23 20:02:57,250 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:02:57,251 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:02:57,275 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:02:57,277 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:02:57,277 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:02:57,278 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:02:57,279 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:02:57,280 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:02:57,280 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:02:57,281 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:02:57,281 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:02:57,282 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:02:57,283 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:02:57,283 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:02:57,284 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:02:57,285 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:02:57,285 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:02:57,286 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:02:57,287 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:02:57,287 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:02:57,288 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:02:57,289 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:02:57,289 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:02:57,290 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:02:57,290 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:02:57,291 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:02:57,291 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:02:57,297 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:02:57,298 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:02:57,299 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:02:57,299 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:02:57,299 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:02:57,300 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_60e1c54d-5be6-40f9-b27d-1e2ee290e411/bin/ukojak-verify-1t5iHCbJaC/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e1c54d-5be6-40f9-b27d-1e2ee290e411/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 81afa9e511be2b9bae9d4ea2d6181d1112c109837a9a39236c346cbee76c712e [2023-11-23 20:02:57,654 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:02:57,677 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:02:57,680 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:02:57,682 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:02:57,683 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:02:57,684 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e1c54d-5be6-40f9-b27d-1e2ee290e411/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/nla-digbench-scaling/ps3-ll_unwindbound20.c [2023-11-23 20:03:00,839 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:03:01,095 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:03:01,096 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e1c54d-5be6-40f9-b27d-1e2ee290e411/sv-benchmarks/c/nla-digbench-scaling/ps3-ll_unwindbound20.c [2023-11-23 20:03:01,106 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e1c54d-5be6-40f9-b27d-1e2ee290e411/bin/ukojak-verify-1t5iHCbJaC/data/8e3978e8d/4a41437440ff4f9cb1a5256be1935872/FLAGc30785bd7 [2023-11-23 20:03:01,126 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e1c54d-5be6-40f9-b27d-1e2ee290e411/bin/ukojak-verify-1t5iHCbJaC/data/8e3978e8d/4a41437440ff4f9cb1a5256be1935872 [2023-11-23 20:03:01,132 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:03:01,136 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:03:01,140 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:03:01,140 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:03:01,146 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:03:01,150 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:03:01" (1/1) ... [2023-11-23 20:03:01,151 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6a7cce3b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:03:01, skipping insertion in model container [2023-11-23 20:03:01,151 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:03:01" (1/1) ... [2023-11-23 20:03:01,178 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:03:01,361 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:03:01,373 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:03:01,394 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:03:01,407 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:03:01,407 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:03:01 WrapperNode [2023-11-23 20:03:01,407 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:03:01,409 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:03:01,409 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:03:01,409 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:03:01,417 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:03:01" (1/1) ... [2023-11-23 20:03:01,424 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:03:01" (1/1) ... [2023-11-23 20:03:01,449 INFO L138 Inliner]: procedures = 14, calls = 10, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 90 [2023-11-23 20:03:01,449 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:03:01,450 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:03:01,450 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:03:01,450 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:03:01,461 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:03:01" (1/1) ... [2023-11-23 20:03:01,461 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:03:01" (1/1) ... [2023-11-23 20:03:01,477 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:03:01" (1/1) ... [2023-11-23 20:03:01,478 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:03:01" (1/1) ... [2023-11-23 20:03:01,482 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:03:01" (1/1) ... [2023-11-23 20:03:01,500 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:03:01" (1/1) ... [2023-11-23 20:03:01,502 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:03:01" (1/1) ... [2023-11-23 20:03:01,502 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:03:01" (1/1) ... [2023-11-23 20:03:01,504 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:03:01,505 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:03:01,505 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:03:01,505 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:03:01,506 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:03:01" (1/1) ... [2023-11-23 20:03:01,513 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:03:01,529 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e1c54d-5be6-40f9-b27d-1e2ee290e411/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:03:01,546 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e1c54d-5be6-40f9-b27d-1e2ee290e411/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:03:01,570 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e1c54d-5be6-40f9-b27d-1e2ee290e411/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:03:01,591 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:03:01,591 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:03:01,592 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:03:01,592 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:03:01,592 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-23 20:03:01,592 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-23 20:03:01,657 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:03:01,660 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:03:02,048 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:03:02,085 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:03:02,085 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 20:03:02,087 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:03:02 BoogieIcfgContainer [2023-11-23 20:03:02,088 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:03:02,089 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:03:02,089 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:03:02,100 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:03:02,101 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:03:02" (1/1) ... [2023-11-23 20:03:02,113 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:03:02,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:02,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 102 states and 105 transitions. [2023-11-23 20:03:02,182 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 105 transitions. [2023-11-23 20:03:02,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-23 20:03:02,184 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:02,185 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:02,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:02,474 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:03:02,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:02,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 104 states and 107 transitions. [2023-11-23 20:03:02,542 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 107 transitions. [2023-11-23 20:03:02,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-23 20:03:02,543 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:02,543 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:02,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:02,635 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:03:02,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:02,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 105 states and 108 transitions. [2023-11-23 20:03:02,653 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 108 transitions. [2023-11-23 20:03:02,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-23 20:03:02,654 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:02,654 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:02,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:02,703 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:03:02,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:02,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 110 states and 116 transitions. [2023-11-23 20:03:02,880 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 116 transitions. [2023-11-23 20:03:02,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-23 20:03:02,880 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:02,881 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:02,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:02,934 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:03:02,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:02,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 111 states and 117 transitions. [2023-11-23 20:03:02,981 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 117 transitions. [2023-11-23 20:03:02,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-23 20:03:02,982 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:02,982 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:02,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:03,019 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:03:03,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:03,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 112 states and 118 transitions. [2023-11-23 20:03:03,034 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 118 transitions. [2023-11-23 20:03:03,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-23 20:03:03,034 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:03,035 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:03,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:03,107 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:03:03,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:03,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 119 states and 128 transitions. [2023-11-23 20:03:03,408 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 128 transitions. [2023-11-23 20:03:03,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-23 20:03:03,408 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:03,409 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:03,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:03,473 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:03:03,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:03,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 120 states and 129 transitions. [2023-11-23 20:03:03,492 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 129 transitions. [2023-11-23 20:03:03,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-23 20:03:03,495 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:03,496 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:03,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:03,515 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:03:03,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:03,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 119 states and 128 transitions. [2023-11-23 20:03:03,541 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 128 transitions. [2023-11-23 20:03:03,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-23 20:03:03,541 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:03,542 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:03,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:03,572 INFO L262 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:03:03,577 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:03:03,607 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:03:03,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:03,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 121 states and 130 transitions. [2023-11-23 20:03:03,628 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 130 transitions. [2023-11-23 20:03:03,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-23 20:03:03,629 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:03,630 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:03,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:03,652 INFO L262 TraceCheckSpWp]: Trace formula consists of 45 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:03:03,654 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:03:03,680 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:03:03,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:03,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 122 states and 131 transitions. [2023-11-23 20:03:03,697 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 131 transitions. [2023-11-23 20:03:03,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-23 20:03:03,697 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:03,698 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:03,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:03,728 INFO L262 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:03:03,733 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:03:03,778 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:03:03,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:03,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 123 states and 132 transitions. [2023-11-23 20:03:03,825 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 132 transitions. [2023-11-23 20:03:03,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-23 20:03:03,828 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:03,828 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:03,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:03,879 INFO L262 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:03:03,883 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:03:04,032 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:03:04,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:04,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 130 states and 141 transitions. [2023-11-23 20:03:04,289 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 141 transitions. [2023-11-23 20:03:04,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-23 20:03:04,289 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:04,290 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:04,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:04,312 INFO L262 TraceCheckSpWp]: Trace formula consists of 48 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:03:04,314 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:03:04,425 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:03:04,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:04,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 138 states and 150 transitions. [2023-11-23 20:03:04,738 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 150 transitions. [2023-11-23 20:03:04,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-23 20:03:04,738 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:04,739 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:04,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:04,760 INFO L262 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:03:04,761 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:03:04,813 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:03:04,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:04,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 139 states and 152 transitions. [2023-11-23 20:03:04,867 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 152 transitions. [2023-11-23 20:03:04,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-23 20:03:04,868 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:04,868 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:04,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:04,888 INFO L262 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:03:04,889 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:03:04,940 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:03:05,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:05,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 141 states and 155 transitions. [2023-11-23 20:03:05,019 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 155 transitions. [2023-11-23 20:03:05,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-23 20:03:05,020 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:05,020 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:05,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:05,040 INFO L262 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:03:05,041 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:03:05,043 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:03:05,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:05,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 140 states and 154 transitions. [2023-11-23 20:03:05,052 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 154 transitions. [2023-11-23 20:03:05,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-23 20:03:05,053 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:05,053 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:05,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:05,073 INFO L262 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:03:05,075 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:03:05,106 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:03:05,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:05,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 143 states and 157 transitions. [2023-11-23 20:03:05,148 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 157 transitions. [2023-11-23 20:03:05,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-23 20:03:05,149 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:05,149 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:05,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:05,170 INFO L262 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:03:05,172 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:03:05,292 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:03:05,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:05,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 149 states and 163 transitions. [2023-11-23 20:03:05,418 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 163 transitions. [2023-11-23 20:03:05,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-23 20:03:05,419 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:05,419 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:05,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:05,440 INFO L262 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:03:05,442 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:03:05,545 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:03:05,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:05,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 155 states and 170 transitions. [2023-11-23 20:03:05,676 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 170 transitions. [2023-11-23 20:03:05,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-23 20:03:05,677 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:05,678 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:05,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:05,701 INFO L262 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:03:05,702 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:03:05,814 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:03:06,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:06,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 156 states and 172 transitions. [2023-11-23 20:03:06,108 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 172 transitions. [2023-11-23 20:03:06,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-23 20:03:06,109 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:06,110 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:06,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:06,141 INFO L262 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:03:06,143 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:03:06,259 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:03:06,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:06,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 158 states and 176 transitions. [2023-11-23 20:03:06,583 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 176 transitions. [2023-11-23 20:03:06,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-23 20:03:06,587 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:06,588 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:06,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:06,627 INFO L262 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:03:06,628 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:03:06,722 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:03:06,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:06,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 161 states and 182 transitions. [2023-11-23 20:03:06,970 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 182 transitions. [2023-11-23 20:03:06,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-23 20:03:06,971 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:06,971 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:07,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:07,002 INFO L262 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:03:07,014 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:03:07,109 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:03:08,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:08,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 186 states and 216 transitions. [2023-11-23 20:03:08,387 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 216 transitions. [2023-11-23 20:03:08,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-23 20:03:08,388 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:08,388 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:08,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:08,414 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:03:08,415 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:03:08,491 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:03:09,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:09,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 191 states and 226 transitions. [2023-11-23 20:03:09,077 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 226 transitions. [2023-11-23 20:03:09,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-23 20:03:09,078 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:09,078 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:09,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:09,103 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:03:09,105 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:03:09,188 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:03:10,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:10,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 217 states and 262 transitions. [2023-11-23 20:03:10,777 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 262 transitions. [2023-11-23 20:03:10,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-23 20:03:10,778 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:10,778 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:10,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:10,808 INFO L262 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:03:10,809 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:03:10,910 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:03:11,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:11,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 220 states and 268 transitions. [2023-11-23 20:03:11,760 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 268 transitions. [2023-11-23 20:03:11,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-23 20:03:11,761 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:11,761 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:11,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:11,787 INFO L262 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:03:11,789 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:03:11,830 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:03:12,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:12,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 223 states and 275 transitions. [2023-11-23 20:03:12,287 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 275 transitions. [2023-11-23 20:03:12,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-23 20:03:12,287 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:12,287 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:12,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:12,311 INFO L262 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:03:12,313 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:03:12,407 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:03:13,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:13,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 227 states and 282 transitions. [2023-11-23 20:03:13,574 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 282 transitions. [2023-11-23 20:03:13,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-23 20:03:13,574 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:13,575 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:13,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:13,608 INFO L262 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:03:13,609 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:03:13,647 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:03:14,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:14,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 231 states and 290 transitions. [2023-11-23 20:03:14,157 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 290 transitions. [2023-11-23 20:03:14,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-23 20:03:14,158 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:14,158 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:14,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:14,182 INFO L262 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:03:14,183 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:03:14,185 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:03:14,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:14,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 230 states and 289 transitions. [2023-11-23 20:03:14,205 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 289 transitions. [2023-11-23 20:03:14,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-23 20:03:14,205 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:14,206 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:14,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:14,230 INFO L262 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:03:14,231 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:03:14,233 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:03:14,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:14,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 229 states and 288 transitions. [2023-11-23 20:03:14,251 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 288 transitions. [2023-11-23 20:03:14,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-23 20:03:14,252 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:14,252 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:14,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:14,276 INFO L262 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:03:14,277 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:03:14,433 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:03:15,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:15,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 235 states and 297 transitions. [2023-11-23 20:03:15,857 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 297 transitions. [2023-11-23 20:03:15,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-23 20:03:15,858 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:15,858 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:15,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:15,881 INFO L262 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:03:15,882 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:03:15,980 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:03:17,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:17,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 244 states and 312 transitions. [2023-11-23 20:03:17,170 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 312 transitions. [2023-11-23 20:03:17,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-23 20:03:17,171 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:17,171 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:17,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:17,200 INFO L262 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:03:17,210 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:03:17,349 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:03:18,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:18,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 251 states and 323 transitions. [2023-11-23 20:03:18,454 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 323 transitions. [2023-11-23 20:03:18,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-23 20:03:18,454 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:18,455 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:18,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:18,480 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:03:18,482 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:03:18,529 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:03:19,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:19,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 263 states and 340 transitions. [2023-11-23 20:03:19,608 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 340 transitions. [2023-11-23 20:03:19,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-23 20:03:19,609 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:19,610 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:19,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:19,634 INFO L262 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:03:19,635 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:03:19,776 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:03:20,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:20,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 271 states and 352 transitions. [2023-11-23 20:03:20,870 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 352 transitions. [2023-11-23 20:03:20,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-23 20:03:20,870 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:20,871 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:20,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:20,896 INFO L262 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:03:20,898 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:03:21,129 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:03:22,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:22,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 283 states and 372 transitions. [2023-11-23 20:03:22,538 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 372 transitions. [2023-11-23 20:03:22,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-23 20:03:22,539 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:22,539 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:22,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:22,564 INFO L262 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:03:22,565 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:03:22,746 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:03:24,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:24,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 292 states and 384 transitions. [2023-11-23 20:03:24,345 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 384 transitions. [2023-11-23 20:03:24,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-23 20:03:24,345 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:24,346 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:24,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:24,373 INFO L262 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:03:24,374 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:03:24,557 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:03:26,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:26,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 406 states to 302 states and 397 transitions. [2023-11-23 20:03:26,778 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 397 transitions. [2023-11-23 20:03:26,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-23 20:03:26,779 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:26,779 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:26,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:26,815 INFO L262 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:03:26,817 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:03:27,240 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:03:29,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:29,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 464 states to 334 states and 452 transitions. [2023-11-23 20:03:29,418 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 452 transitions. [2023-11-23 20:03:29,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-23 20:03:29,419 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:29,419 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:29,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:29,440 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:03:29,441 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:03:29,549 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:03:30,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:30,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 463 states to 333 states and 451 transitions. [2023-11-23 20:03:30,449 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 451 transitions. [2023-11-23 20:03:30,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-23 20:03:30,450 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:30,450 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:30,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:30,471 INFO L262 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:03:30,472 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:03:30,777 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:03:33,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:33,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 523 states to 366 states and 508 transitions. [2023-11-23 20:03:33,381 INFO L276 IsEmpty]: Start isEmpty. Operand 366 states and 508 transitions. [2023-11-23 20:03:33,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-23 20:03:33,382 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:33,382 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:33,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:33,406 INFO L262 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:03:33,407 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:03:33,542 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:03:34,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:34,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 522 states to 365 states and 507 transitions. [2023-11-23 20:03:34,739 INFO L276 IsEmpty]: Start isEmpty. Operand 365 states and 507 transitions. [2023-11-23 20:03:34,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-23 20:03:34,740 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:34,740 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:34,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:34,763 INFO L262 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:03:34,764 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:03:34,766 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:03:34,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:34,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 521 states to 364 states and 506 transitions. [2023-11-23 20:03:34,791 INFO L276 IsEmpty]: Start isEmpty. Operand 364 states and 506 transitions. [2023-11-23 20:03:34,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-23 20:03:34,791 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:34,792 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:34,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:34,830 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:03:34,832 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:03:34,938 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-23 20:03:36,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:36,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 538 states to 370 states and 523 transitions. [2023-11-23 20:03:36,261 INFO L276 IsEmpty]: Start isEmpty. Operand 370 states and 523 transitions. [2023-11-23 20:03:36,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-23 20:03:36,262 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:36,262 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:36,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:36,289 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:03:36,290 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:03:36,492 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:03:38,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:38,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 537 states to 369 states and 522 transitions. [2023-11-23 20:03:38,787 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 522 transitions. [2023-11-23 20:03:38,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-23 20:03:38,788 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:38,788 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:38,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:38,815 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-23 20:03:38,816 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:03:39,188 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:03:41,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:41,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 558 states to 377 states and 543 transitions. [2023-11-23 20:03:41,037 INFO L276 IsEmpty]: Start isEmpty. Operand 377 states and 543 transitions. [2023-11-23 20:03:41,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-23 20:03:41,038 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:41,038 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:41,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:41,064 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:03:41,065 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:03:41,320 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:03:46,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:46,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 576 states to 392 states and 561 transitions. [2023-11-23 20:03:46,168 INFO L276 IsEmpty]: Start isEmpty. Operand 392 states and 561 transitions. [2023-11-23 20:03:46,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-23 20:03:46,169 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:46,170 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:46,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:46,196 INFO L262 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:03:46,197 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:03:46,281 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:03:47,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:47,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 593 states to 399 states and 578 transitions. [2023-11-23 20:03:47,978 INFO L276 IsEmpty]: Start isEmpty. Operand 399 states and 578 transitions. [2023-11-23 20:03:47,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-23 20:03:47,979 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:47,979 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:48,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:48,007 INFO L262 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:03:48,009 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:03:48,112 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:03:49,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:49,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 600 states to 402 states and 585 transitions. [2023-11-23 20:03:49,002 INFO L276 IsEmpty]: Start isEmpty. Operand 402 states and 585 transitions. [2023-11-23 20:03:49,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-23 20:03:49,003 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:49,003 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:49,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:49,028 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:03:49,029 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:03:49,265 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:03:50,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:50,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 599 states to 401 states and 584 transitions. [2023-11-23 20:03:50,455 INFO L276 IsEmpty]: Start isEmpty. Operand 401 states and 584 transitions. [2023-11-23 20:03:50,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-23 20:03:50,456 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:50,456 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:50,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:50,481 INFO L262 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:03:50,482 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:03:50,651 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.