./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/cohencu-ll_unwindbound10.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_29c7f9aa-a1eb-4c44-8e5f-8edfdc97e85c/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29c7f9aa-a1eb-4c44-8e5f-8edfdc97e85c/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_29c7f9aa-a1eb-4c44-8e5f-8edfdc97e85c/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29c7f9aa-a1eb-4c44-8e5f-8edfdc97e85c/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/cohencu-ll_unwindbound10.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29c7f9aa-a1eb-4c44-8e5f-8edfdc97e85c/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_29c7f9aa-a1eb-4c44-8e5f-8edfdc97e85c/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 8d4ed8c57ce722a6c7368f844e0bd557207245c570ed48ded2021df85adb4676 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 19:57:18,054 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 19:57:18,145 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29c7f9aa-a1eb-4c44-8e5f-8edfdc97e85c/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-23 19:57:18,150 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 19:57:18,151 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 19:57:18,175 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 19:57:18,176 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 19:57:18,177 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 19:57:18,178 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 19:57:18,179 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 19:57:18,179 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 19:57:18,180 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 19:57:18,181 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 19:57:18,181 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 19:57:18,182 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 19:57:18,182 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 19:57:18,183 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 19:57:18,184 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 19:57:18,184 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 19:57:18,185 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 19:57:18,185 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 19:57:18,186 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 19:57:18,187 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 19:57:18,187 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 19:57:18,188 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 19:57:18,188 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 19:57:18,189 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 19:57:18,189 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 19:57:18,190 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 19:57:18,190 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 19:57:18,191 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 19:57:18,191 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 19:57:18,192 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 19:57:18,192 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 19:57:18,193 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 19:57:18,193 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_29c7f9aa-a1eb-4c44-8e5f-8edfdc97e85c/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29c7f9aa-a1eb-4c44-8e5f-8edfdc97e85c/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8d4ed8c57ce722a6c7368f844e0bd557207245c570ed48ded2021df85adb4676 [2023-11-23 19:57:18,560 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 19:57:18,599 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 19:57:18,602 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 19:57:18,604 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 19:57:18,604 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 19:57:18,606 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29c7f9aa-a1eb-4c44-8e5f-8edfdc97e85c/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/nla-digbench-scaling/cohencu-ll_unwindbound10.c [2023-11-23 19:57:21,743 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 19:57:21,994 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 19:57:21,995 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29c7f9aa-a1eb-4c44-8e5f-8edfdc97e85c/sv-benchmarks/c/nla-digbench-scaling/cohencu-ll_unwindbound10.c [2023-11-23 19:57:22,010 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29c7f9aa-a1eb-4c44-8e5f-8edfdc97e85c/bin/ukojak-verify-1t5iHCbJaC/data/7798d5d15/feff3b3f53e448f6b3af1337a74d33f2/FLAGbdd5508c5 [2023-11-23 19:57:22,033 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29c7f9aa-a1eb-4c44-8e5f-8edfdc97e85c/bin/ukojak-verify-1t5iHCbJaC/data/7798d5d15/feff3b3f53e448f6b3af1337a74d33f2 [2023-11-23 19:57:22,037 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 19:57:22,039 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 19:57:22,040 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 19:57:22,041 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 19:57:22,046 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 19:57:22,047 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 07:57:22" (1/1) ... [2023-11-23 19:57:22,049 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ea4fe65 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:57:22, skipping insertion in model container [2023-11-23 19:57:22,049 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 07:57:22" (1/1) ... [2023-11-23 19:57:22,074 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 19:57:22,349 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 19:57:22,360 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 19:57:22,388 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 19:57:22,403 INFO L206 MainTranslator]: Completed translation [2023-11-23 19:57:22,403 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:57:22 WrapperNode [2023-11-23 19:57:22,404 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 19:57:22,405 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 19:57:22,405 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 19:57:22,405 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 19:57:22,413 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:57:22" (1/1) ... [2023-11-23 19:57:22,421 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:57:22" (1/1) ... [2023-11-23 19:57:22,460 INFO L138 Inliner]: procedures = 14, calls = 19, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 195 [2023-11-23 19:57:22,460 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 19:57:22,461 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 19:57:22,461 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 19:57:22,461 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 19:57:22,483 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:57:22" (1/1) ... [2023-11-23 19:57:22,484 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:57:22" (1/1) ... [2023-11-23 19:57:22,486 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:57:22" (1/1) ... [2023-11-23 19:57:22,487 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:57:22" (1/1) ... [2023-11-23 19:57:22,493 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:57:22" (1/1) ... [2023-11-23 19:57:22,497 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:57:22" (1/1) ... [2023-11-23 19:57:22,499 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:57:22" (1/1) ... [2023-11-23 19:57:22,500 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:57:22" (1/1) ... [2023-11-23 19:57:22,504 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 19:57:22,505 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 19:57:22,505 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 19:57:22,505 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 19:57:22,506 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:57:22" (1/1) ... [2023-11-23 19:57:22,514 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 19:57:22,546 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29c7f9aa-a1eb-4c44-8e5f-8edfdc97e85c/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 19:57:22,558 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29c7f9aa-a1eb-4c44-8e5f-8edfdc97e85c/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 19:57:22,578 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29c7f9aa-a1eb-4c44-8e5f-8edfdc97e85c/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 19:57:22,596 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 19:57:22,596 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 19:57:22,597 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 19:57:22,597 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 19:57:22,597 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-23 19:57:22,597 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-23 19:57:22,661 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 19:57:22,663 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 19:57:23,427 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 19:57:23,461 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 19:57:23,462 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 19:57:23,464 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 07:57:23 BoogieIcfgContainer [2023-11-23 19:57:23,464 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 19:57:23,465 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 19:57:23,465 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 19:57:23,506 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 19:57:23,506 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 07:57:23" (1/1) ... [2023-11-23 19:57:23,516 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 19:57:23,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:57:23,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 299 states and 311 transitions. [2023-11-23 19:57:23,617 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 311 transitions. [2023-11-23 19:57:23,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-23 19:57:23,619 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:57:23,620 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:57:23,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:57:23,827 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 19:57:23,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:57:23,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 301 states and 313 transitions. [2023-11-23 19:57:23,869 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 313 transitions. [2023-11-23 19:57:23,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-23 19:57:23,870 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:57:23,870 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:57:23,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:57:23,922 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 19:57:23,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:57:23,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 302 states and 314 transitions. [2023-11-23 19:57:23,938 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 314 transitions. [2023-11-23 19:57:23,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-23 19:57:23,939 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:57:23,939 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:57:23,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:57:23,992 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 19:57:24,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:57:24,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 307 states and 322 transitions. [2023-11-23 19:57:24,116 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 322 transitions. [2023-11-23 19:57:24,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-23 19:57:24,117 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:57:24,117 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:57:24,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:57:24,167 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 19:57:24,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:57:24,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 323 states to 308 states and 323 transitions. [2023-11-23 19:57:24,204 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 323 transitions. [2023-11-23 19:57:24,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-23 19:57:24,205 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:57:24,205 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:57:24,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:57:24,286 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 19:57:24,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:57:24,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 309 states and 324 transitions. [2023-11-23 19:57:24,306 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 324 transitions. [2023-11-23 19:57:24,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-23 19:57:24,306 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:57:24,306 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:57:24,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:57:24,381 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 19:57:24,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:57:24,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 310 states and 325 transitions. [2023-11-23 19:57:24,407 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 325 transitions. [2023-11-23 19:57:24,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-23 19:57:24,407 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:57:24,407 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:57:24,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:57:24,478 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 19:57:24,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:57:24,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 311 states and 326 transitions. [2023-11-23 19:57:24,491 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 326 transitions. [2023-11-23 19:57:24,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-23 19:57:24,495 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:57:24,495 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:57:24,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:57:24,529 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 19:57:24,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:57:24,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 313 states and 329 transitions. [2023-11-23 19:57:24,551 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 329 transitions. [2023-11-23 19:57:24,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-23 19:57:24,552 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:57:24,552 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:57:24,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:57:24,583 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 19:57:24,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:57:24,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 314 states and 330 transitions. [2023-11-23 19:57:24,600 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 330 transitions. [2023-11-23 19:57:24,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-23 19:57:24,601 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:57:24,601 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:57:24,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:57:24,664 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 19:57:24,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:57:24,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 313 states and 329 transitions. [2023-11-23 19:57:24,673 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 329 transitions. [2023-11-23 19:57:24,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-23 19:57:24,674 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:57:24,674 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:57:24,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:57:24,704 INFO L262 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 19:57:24,709 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 19:57:24,759 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 19:57:24,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:57:24,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 315 states and 331 transitions. [2023-11-23 19:57:24,798 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 331 transitions. [2023-11-23 19:57:24,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-23 19:57:24,800 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:57:24,800 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:57:24,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:57:24,840 INFO L262 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 19:57:24,841 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 19:57:24,872 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 19:57:24,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:57:24,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 314 states and 330 transitions. [2023-11-23 19:57:24,911 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 330 transitions. [2023-11-23 19:57:24,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-23 19:57:24,913 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:57:24,913 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:57:24,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:57:24,948 INFO L262 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 19:57:24,951 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 19:57:24,987 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 19:57:25,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:57:25,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 313 states and 329 transitions. [2023-11-23 19:57:25,055 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 329 transitions. [2023-11-23 19:57:25,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-23 19:57:25,056 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:57:25,056 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:57:25,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:57:25,079 INFO L262 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 19:57:25,080 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 19:57:25,083 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 19:57:25,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:57:25,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 312 states and 328 transitions. [2023-11-23 19:57:25,092 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 328 transitions. [2023-11-23 19:57:25,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-23 19:57:25,092 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:57:25,093 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:57:25,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:57:25,126 INFO L262 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 19:57:25,127 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 19:57:25,226 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 19:57:25,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:57:25,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 316 states and 333 transitions. [2023-11-23 19:57:25,428 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 333 transitions. [2023-11-23 19:57:25,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-23 19:57:25,428 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:57:25,429 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:57:25,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:57:25,451 INFO L262 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 19:57:25,452 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 19:57:25,454 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 19:57:25,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:57:25,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 315 states and 332 transitions. [2023-11-23 19:57:25,465 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 332 transitions. [2023-11-23 19:57:25,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-23 19:57:25,466 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:57:25,466 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:57:25,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:57:25,488 INFO L262 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 19:57:25,489 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 19:57:25,526 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 19:57:25,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:57:25,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 314 states and 331 transitions. [2023-11-23 19:57:25,608 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 331 transitions. [2023-11-23 19:57:25,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-23 19:57:25,613 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:57:25,613 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:57:25,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:57:25,647 INFO L262 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 19:57:25,649 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 19:57:25,655 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 19:57:25,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:57:25,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 313 states and 330 transitions. [2023-11-23 19:57:25,678 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 330 transitions. [2023-11-23 19:57:25,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-23 19:57:25,683 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:57:25,684 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:57:25,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:57:25,719 INFO L262 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 19:57:25,721 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 19:57:25,791 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 19:57:25,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:57:25,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 312 states and 329 transitions. [2023-11-23 19:57:25,863 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 329 transitions. [2023-11-23 19:57:25,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-23 19:57:25,863 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:57:25,864 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:57:25,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:57:25,894 INFO L262 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 19:57:25,896 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 19:57:25,951 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 19:57:26,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:57:26,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 322 states and 340 transitions. [2023-11-23 19:57:26,205 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 340 transitions. [2023-11-23 19:57:26,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-23 19:57:26,205 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:57:26,206 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:57:26,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:57:26,234 INFO L262 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 19:57:26,236 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 19:57:26,278 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 19:57:26,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:57:26,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 323 states and 341 transitions. [2023-11-23 19:57:26,296 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 341 transitions. [2023-11-23 19:57:26,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-23 19:57:26,301 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:57:26,301 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:57:26,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:57:26,327 INFO L262 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 19:57:26,329 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 19:57:26,477 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 19:57:26,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:57:26,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 377 states to 349 states and 373 transitions. [2023-11-23 19:57:26,955 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 373 transitions. [2023-11-23 19:57:26,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-23 19:57:26,955 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:57:26,956 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:57:26,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:57:26,981 INFO L262 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 19:57:26,982 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 19:57:27,094 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 19:57:27,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:57:27,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 350 states and 374 transitions. [2023-11-23 19:57:27,140 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states and 374 transitions. [2023-11-23 19:57:27,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-23 19:57:27,140 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:57:27,141 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:57:27,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:57:27,166 INFO L262 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 19:57:27,168 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 19:57:27,237 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 19:57:27,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:57:27,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 413 states to 378 states and 409 transitions. [2023-11-23 19:57:27,933 INFO L276 IsEmpty]: Start isEmpty. Operand 378 states and 409 transitions. [2023-11-23 19:57:27,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-23 19:57:27,933 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:57:27,934 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:57:27,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:57:27,960 INFO L262 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 19:57:27,964 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 19:57:28,050 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 19:57:28,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:57:28,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 449 states to 407 states and 445 transitions. [2023-11-23 19:57:28,932 INFO L276 IsEmpty]: Start isEmpty. Operand 407 states and 445 transitions. [2023-11-23 19:57:28,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-23 19:57:28,932 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:57:28,932 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:57:28,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:57:28,963 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 19:57:28,964 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 19:57:29,088 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 19:57:29,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:57:29,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 454 states to 410 states and 450 transitions. [2023-11-23 19:57:29,475 INFO L276 IsEmpty]: Start isEmpty. Operand 410 states and 450 transitions. [2023-11-23 19:57:29,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-23 19:57:29,476 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:57:29,476 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:57:29,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:57:29,504 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 19:57:29,505 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 19:57:29,618 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 19:57:30,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:57:30,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 458 states to 413 states and 454 transitions. [2023-11-23 19:57:30,191 INFO L276 IsEmpty]: Start isEmpty. Operand 413 states and 454 transitions. [2023-11-23 19:57:30,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-23 19:57:30,191 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:57:30,192 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:57:30,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:57:30,220 INFO L262 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 19:57:30,221 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 19:57:30,310 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 19:57:31,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:57:31,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 418 states and 462 transitions. [2023-11-23 19:57:31,037 INFO L276 IsEmpty]: Start isEmpty. Operand 418 states and 462 transitions. [2023-11-23 19:57:31,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-23 19:57:31,038 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:57:31,038 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:57:31,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:57:31,067 INFO L262 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 19:57:31,068 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 19:57:31,171 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 19:57:31,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:57:31,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 475 states to 424 states and 471 transitions. [2023-11-23 19:57:31,785 INFO L276 IsEmpty]: Start isEmpty. Operand 424 states and 471 transitions. [2023-11-23 19:57:31,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-23 19:57:31,786 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:57:31,786 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:57:31,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:57:31,813 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-23 19:57:31,819 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 19:57:32,070 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 19:57:32,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:57:32,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 483 states to 431 states and 479 transitions. [2023-11-23 19:57:32,790 INFO L276 IsEmpty]: Start isEmpty. Operand 431 states and 479 transitions. [2023-11-23 19:57:32,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-23 19:57:32,791 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:57:32,791 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:57:32,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:57:32,818 INFO L262 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 19:57:32,820 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 19:57:33,006 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 19:57:33,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:57:33,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 435 states and 484 transitions. [2023-11-23 19:57:33,243 INFO L276 IsEmpty]: Start isEmpty. Operand 435 states and 484 transitions. [2023-11-23 19:57:33,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-23 19:57:33,244 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:57:33,244 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:57:33,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:57:33,276 INFO L262 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 19:57:33,277 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 19:57:33,373 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 19:57:33,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:57:33,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 492 states to 437 states and 488 transitions. [2023-11-23 19:57:33,737 INFO L276 IsEmpty]: Start isEmpty. Operand 437 states and 488 transitions. [2023-11-23 19:57:33,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-23 19:57:33,737 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:57:33,737 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:57:33,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:57:33,779 INFO L262 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 19:57:33,780 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 19:57:33,886 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 19:57:34,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:57:34,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 497 states to 440 states and 493 transitions. [2023-11-23 19:57:34,280 INFO L276 IsEmpty]: Start isEmpty. Operand 440 states and 493 transitions. [2023-11-23 19:57:34,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-23 19:57:34,281 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:57:34,281 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:57:34,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:57:34,311 INFO L262 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 19:57:34,313 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 19:57:35,133 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 19:57:36,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:57:36,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 503 states to 444 states and 499 transitions. [2023-11-23 19:57:36,270 INFO L276 IsEmpty]: Start isEmpty. Operand 444 states and 499 transitions. [2023-11-23 19:57:36,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-23 19:57:36,271 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:57:36,271 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:57:36,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:57:36,297 INFO L262 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 19:57:36,298 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 19:57:36,765 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 19:57:37,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:57:37,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 508 states to 448 states and 504 transitions. [2023-11-23 19:57:37,418 INFO L276 IsEmpty]: Start isEmpty. Operand 448 states and 504 transitions. [2023-11-23 19:57:37,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-23 19:57:37,419 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:57:37,419 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:57:37,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:57:37,466 INFO L262 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 19:57:37,468 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 19:57:37,666 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 19:57:38,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:57:38,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 512 states to 450 states and 508 transitions. [2023-11-23 19:57:38,510 INFO L276 IsEmpty]: Start isEmpty. Operand 450 states and 508 transitions. [2023-11-23 19:57:38,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-23 19:57:38,511 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:57:38,511 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:57:38,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:57:38,538 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 19:57:38,539 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 19:57:38,834 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 19:57:40,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:57:40,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 514 states to 451 states and 510 transitions. [2023-11-23 19:57:40,239 INFO L276 IsEmpty]: Start isEmpty. Operand 451 states and 510 transitions. [2023-11-23 19:57:40,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-23 19:57:40,240 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:57:40,240 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:57:40,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:57:40,269 INFO L262 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 19:57:40,270 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 19:57:40,273 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 19:57:40,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:57:40,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 513 states to 450 states and 509 transitions. [2023-11-23 19:57:40,292 INFO L276 IsEmpty]: Start isEmpty. Operand 450 states and 509 transitions. [2023-11-23 19:57:40,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-23 19:57:40,293 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:57:40,293 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:57:40,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:57:40,321 INFO L262 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 19:57:40,322 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 19:57:42,290 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 19:57:44,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:57:44,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 522 states to 455 states and 518 transitions. [2023-11-23 19:57:44,341 INFO L276 IsEmpty]: Start isEmpty. Operand 455 states and 518 transitions. [2023-11-23 19:57:44,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-23 19:57:44,342 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:57:44,342 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:57:44,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:57:44,377 INFO L262 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 19:57:44,378 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 19:57:44,629 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 19:57:46,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:57:46,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 532 states to 461 states and 528 transitions. [2023-11-23 19:57:46,295 INFO L276 IsEmpty]: Start isEmpty. Operand 461 states and 528 transitions. [2023-11-23 19:57:46,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-23 19:57:46,295 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:57:46,295 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:57:46,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:57:46,336 INFO L262 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 19:57:46,337 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 19:57:46,526 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 19:57:48,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:57:48,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 545 states to 469 states and 541 transitions. [2023-11-23 19:57:48,489 INFO L276 IsEmpty]: Start isEmpty. Operand 469 states and 541 transitions. [2023-11-23 19:57:48,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-23 19:57:48,490 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:57:48,490 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:57:48,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:57:48,521 INFO L262 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 19:57:48,523 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 19:57:48,763 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 19:57:50,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:57:50,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 559 states to 478 states and 555 transitions. [2023-11-23 19:57:50,910 INFO L276 IsEmpty]: Start isEmpty. Operand 478 states and 555 transitions. [2023-11-23 19:57:50,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-23 19:57:50,911 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:57:50,911 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:57:50,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:57:50,940 INFO L262 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 19:57:50,942 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 19:57:51,520 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 19:57:53,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:57:53,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 571 states to 487 states and 567 transitions. [2023-11-23 19:57:53,141 INFO L276 IsEmpty]: Start isEmpty. Operand 487 states and 567 transitions. [2023-11-23 19:57:53,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-23 19:57:53,142 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:57:53,142 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:57:53,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:57:53,185 INFO L262 TraceCheckSpWp]: Trace formula consists of 113 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 19:57:53,186 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 19:57:53,242 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 19:57:55,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:57:55,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 489 states and 571 transitions. [2023-11-23 19:57:55,209 INFO L276 IsEmpty]: Start isEmpty. Operand 489 states and 571 transitions. [2023-11-23 19:57:55,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-23 19:57:55,210 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:57:55,210 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:57:55,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:57:55,251 INFO L262 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 19:57:55,252 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 19:57:55,314 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 19:57:56,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:57:56,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 580 states to 492 states and 576 transitions. [2023-11-23 19:57:56,209 INFO L276 IsEmpty]: Start isEmpty. Operand 492 states and 576 transitions. [2023-11-23 19:57:56,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-23 19:57:56,210 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:57:56,210 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:57:56,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:57:56,239 INFO L262 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 19:57:56,240 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 19:57:56,402 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 19:57:56,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:57:56,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 584 states to 496 states and 580 transitions. [2023-11-23 19:57:56,854 INFO L276 IsEmpty]: Start isEmpty. Operand 496 states and 580 transitions. [2023-11-23 19:57:56,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-23 19:57:56,854 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:57:56,855 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:57:56,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:57:56,887 INFO L262 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 19:57:56,888 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 19:57:57,185 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 19:57:57,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:57:57,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 589 states to 500 states and 585 transitions. [2023-11-23 19:57:57,533 INFO L276 IsEmpty]: Start isEmpty. Operand 500 states and 585 transitions. [2023-11-23 19:57:57,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-23 19:57:57,534 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:57:57,534 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:57:57,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:57:57,567 INFO L262 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 19:57:57,569 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 19:57:57,701 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 19:57:59,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:57:59,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 591 states to 501 states and 587 transitions. [2023-11-23 19:57:59,198 INFO L276 IsEmpty]: Start isEmpty. Operand 501 states and 587 transitions. [2023-11-23 19:57:59,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-23 19:57:59,199 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:57:59,199 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:57:59,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:57:59,236 INFO L262 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 19:57:59,238 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 19:57:59,475 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 19:57:59,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:57:59,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 594 states to 503 states and 590 transitions. [2023-11-23 19:57:59,830 INFO L276 IsEmpty]: Start isEmpty. Operand 503 states and 590 transitions. [2023-11-23 19:57:59,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-11-23 19:57:59,831 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:57:59,831 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:57:59,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:57:59,862 INFO L262 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 19:57:59,863 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 19:57:59,992 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-23 19:58:03,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:58:03,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 637 states to 536 states and 633 transitions. [2023-11-23 19:58:03,574 INFO L276 IsEmpty]: Start isEmpty. Operand 536 states and 633 transitions. [2023-11-23 19:58:03,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-11-23 19:58:03,575 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:58:03,575 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:58:03,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:58:03,611 INFO L262 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 19:58:03,613 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 19:58:03,690 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-23 19:58:03,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:58:03,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 639 states to 537 states and 635 transitions. [2023-11-23 19:58:03,767 INFO L276 IsEmpty]: Start isEmpty. Operand 537 states and 635 transitions. [2023-11-23 19:58:03,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2023-11-23 19:58:03,768 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:58:03,769 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:58:03,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:58:03,807 INFO L262 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 19:58:03,808 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 19:58:03,946 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-23 19:58:07,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:58:07,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 681 states to 557 states and 663 transitions. [2023-11-23 19:58:07,537 INFO L276 IsEmpty]: Start isEmpty. Operand 557 states and 663 transitions. [2023-11-23 19:58:07,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2023-11-23 19:58:07,538 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:58:07,539 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:58:07,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:58:07,575 INFO L262 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 19:58:07,576 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 19:58:07,643 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-23 19:58:07,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:58:07,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 684 states to 559 states and 666 transitions. [2023-11-23 19:58:07,724 INFO L276 IsEmpty]: Start isEmpty. Operand 559 states and 666 transitions. [2023-11-23 19:58:07,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2023-11-23 19:58:07,725 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:58:07,725 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:58:07,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:58:07,757 INFO L262 TraceCheckSpWp]: Trace formula consists of 130 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 19:58:07,758 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 19:58:07,955 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-23 19:58:08,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:58:08,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 683 states to 558 states and 665 transitions. [2023-11-23 19:58:08,222 INFO L276 IsEmpty]: Start isEmpty. Operand 558 states and 665 transitions. [2023-11-23 19:58:08,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2023-11-23 19:58:08,223 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:58:08,223 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:58:08,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:58:08,261 INFO L262 TraceCheckSpWp]: Trace formula consists of 132 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 19:58:08,263 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 19:58:08,450 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-23 19:58:11,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:58:11,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 713 states to 578 states and 695 transitions. [2023-11-23 19:58:11,817 INFO L276 IsEmpty]: Start isEmpty. Operand 578 states and 695 transitions. [2023-11-23 19:58:11,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-23 19:58:11,818 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:58:11,819 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:58:11,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:58:11,856 INFO L262 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 19:58:11,857 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 19:58:11,978 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked.