./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/ps2-ll_unwindbound10.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2b074a4-b841-4cdb-9989-df8e0467d4c7/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2b074a4-b841-4cdb-9989-df8e0467d4c7/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2b074a4-b841-4cdb-9989-df8e0467d4c7/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2b074a4-b841-4cdb-9989-df8e0467d4c7/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/ps2-ll_unwindbound10.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2b074a4-b841-4cdb-9989-df8e0467d4c7/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2b074a4-b841-4cdb-9989-df8e0467d4c7/bin/ukojak-verify-G8NBE6pJGL --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 111e613944cc7c4f40e73d8912198083d9e385bb8d4d44cecdc5062eedc235a0 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:58:13,699 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:58:13,768 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2b074a4-b841-4cdb-9989-df8e0467d4c7/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-19 03:58:13,773 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:58:13,774 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:58:13,802 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:58:13,803 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:58:13,804 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:58:13,805 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:58:13,805 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:58:13,806 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:58:13,807 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:58:13,808 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:58:13,808 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:58:13,809 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:58:13,810 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:58:13,810 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:58:13,811 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:58:13,812 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:58:13,812 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 03:58:13,813 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:58:13,814 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:58:13,815 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:58:13,816 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:58:13,816 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:58:13,817 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:58:13,818 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:58:13,818 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:58:13,819 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:58:13,820 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:58:13,820 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:58:13,821 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:58:13,822 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:58:13,822 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:58:13,822 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:58:13,823 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_d2b074a4-b841-4cdb-9989-df8e0467d4c7/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2b074a4-b841-4cdb-9989-df8e0467d4c7/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 111e613944cc7c4f40e73d8912198083d9e385bb8d4d44cecdc5062eedc235a0 [2023-11-19 03:58:14,170 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:58:14,229 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:58:14,232 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:58:14,233 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:58:14,234 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:58:14,236 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2b074a4-b841-4cdb-9989-df8e0467d4c7/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/nla-digbench-scaling/ps2-ll_unwindbound10.c [2023-11-19 03:58:17,648 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:58:17,947 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:58:17,947 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2b074a4-b841-4cdb-9989-df8e0467d4c7/sv-benchmarks/c/nla-digbench-scaling/ps2-ll_unwindbound10.c [2023-11-19 03:58:17,957 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2b074a4-b841-4cdb-9989-df8e0467d4c7/bin/ukojak-verify-G8NBE6pJGL/data/4e3d10ebb/3b83b6c0ef4d49dd842f6c76dc6eef3a/FLAG91753858d [2023-11-19 03:58:17,978 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2b074a4-b841-4cdb-9989-df8e0467d4c7/bin/ukojak-verify-G8NBE6pJGL/data/4e3d10ebb/3b83b6c0ef4d49dd842f6c76dc6eef3a [2023-11-19 03:58:17,985 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:58:17,988 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:58:17,993 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:58:17,993 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:58:18,000 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:58:18,004 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:58:17" (1/1) ... [2023-11-19 03:58:18,005 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@220086ee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:58:18, skipping insertion in model container [2023-11-19 03:58:18,006 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:58:17" (1/1) ... [2023-11-19 03:58:18,033 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:58:18,280 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:58:18,292 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:58:18,314 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:58:18,331 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:58:18,332 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:58:18 WrapperNode [2023-11-19 03:58:18,332 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:58:18,333 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:58:18,334 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:58:18,334 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:58:18,343 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:58:18" (1/1) ... [2023-11-19 03:58:18,352 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:58:18" (1/1) ... [2023-11-19 03:58:18,379 INFO L138 Inliner]: procedures = 14, calls = 10, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 68 [2023-11-19 03:58:18,380 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:58:18,380 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:58:18,381 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:58:18,381 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:58:18,392 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:58:18" (1/1) ... [2023-11-19 03:58:18,393 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:58:18" (1/1) ... [2023-11-19 03:58:18,395 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:58:18" (1/1) ... [2023-11-19 03:58:18,395 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:58:18" (1/1) ... [2023-11-19 03:58:18,399 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:58:18" (1/1) ... [2023-11-19 03:58:18,403 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:58:18" (1/1) ... [2023-11-19 03:58:18,405 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:58:18" (1/1) ... [2023-11-19 03:58:18,406 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:58:18" (1/1) ... [2023-11-19 03:58:18,408 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:58:18,409 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:58:18,409 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:58:18,410 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:58:18,411 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:58:18" (1/1) ... [2023-11-19 03:58:18,418 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:58:18,438 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2b074a4-b841-4cdb-9989-df8e0467d4c7/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:58:18,453 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2b074a4-b841-4cdb-9989-df8e0467d4c7/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:58:18,501 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2b074a4-b841-4cdb-9989-df8e0467d4c7/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:58:18,517 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:58:18,517 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:58:18,518 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:58:18,518 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:58:18,518 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-19 03:58:18,518 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-19 03:58:18,594 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:58:18,597 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:58:18,905 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:58:18,939 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:58:18,940 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 03:58:18,945 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:58:18 BoogieIcfgContainer [2023-11-19 03:58:18,946 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:58:18,947 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:58:18,947 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:58:18,956 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:58:18,956 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:58:18" (1/1) ... [2023-11-19 03:58:18,965 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:58:19,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:19,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 58 states and 61 transitions. [2023-11-19 03:58:19,030 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 61 transitions. [2023-11-19 03:58:19,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 03:58:19,032 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:19,032 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:19,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:19,194 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:58:19,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:19,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 57 states and 59 transitions. [2023-11-19 03:58:19,211 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 59 transitions. [2023-11-19 03:58:19,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 03:58:19,211 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:19,212 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:19,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:19,298 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:58:19,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:19,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 59 states and 62 transitions. [2023-11-19 03:58:19,335 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 62 transitions. [2023-11-19 03:58:19,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 03:58:19,335 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:19,336 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:19,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:19,384 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:58:19,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:19,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 60 states and 63 transitions. [2023-11-19 03:58:19,399 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 63 transitions. [2023-11-19 03:58:19,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 03:58:19,400 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:19,400 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:19,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:19,422 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:58:19,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:19,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 59 states and 62 transitions. [2023-11-19 03:58:19,428 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 62 transitions. [2023-11-19 03:58:19,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 03:58:19,429 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:19,429 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:19,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:19,461 INFO L262 TraceCheckSpWp]: Trace formula consists of 40 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:58:19,465 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:58:19,494 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:58:19,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:19,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 65 states and 71 transitions. [2023-11-19 03:58:19,713 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 71 transitions. [2023-11-19 03:58:19,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 03:58:19,714 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:19,715 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:19,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:19,757 INFO L262 TraceCheckSpWp]: Trace formula consists of 40 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:58:19,758 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:58:19,830 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:58:19,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:19,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 66 states and 73 transitions. [2023-11-19 03:58:19,933 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 73 transitions. [2023-11-19 03:58:19,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 03:58:19,933 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:19,934 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:19,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:19,965 INFO L262 TraceCheckSpWp]: Trace formula consists of 41 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:58:19,966 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:58:19,996 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:58:20,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:20,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 73 states and 84 transitions. [2023-11-19 03:58:20,455 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 84 transitions. [2023-11-19 03:58:20,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 03:58:20,455 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:20,456 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:20,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:20,497 INFO L262 TraceCheckSpWp]: Trace formula consists of 42 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:58:20,498 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:58:20,536 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:58:21,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:21,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 81 states and 96 transitions. [2023-11-19 03:58:21,129 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 96 transitions. [2023-11-19 03:58:21,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 03:58:21,130 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:21,130 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:21,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:21,149 INFO L262 TraceCheckSpWp]: Trace formula consists of 43 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:58:21,150 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:58:21,171 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:58:21,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:21,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 82 states and 97 transitions. [2023-11-19 03:58:21,192 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 97 transitions. [2023-11-19 03:58:21,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 03:58:21,193 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:21,193 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:21,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:21,212 INFO L262 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:58:21,213 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:58:21,297 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:58:21,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:21,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 85 states and 101 transitions. [2023-11-19 03:58:21,639 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 101 transitions. [2023-11-19 03:58:21,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 03:58:21,639 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:21,640 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:21,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:21,678 INFO L262 TraceCheckSpWp]: Trace formula consists of 45 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:58:21,680 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:58:21,805 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:58:22,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:22,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 90 states and 108 transitions. [2023-11-19 03:58:22,194 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 108 transitions. [2023-11-19 03:58:22,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 03:58:22,194 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:22,195 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:22,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:22,234 INFO L262 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:58:22,235 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:58:22,476 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:58:22,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:22,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 96 states and 115 transitions. [2023-11-19 03:58:22,947 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 115 transitions. [2023-11-19 03:58:22,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 03:58:22,951 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:22,952 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:22,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:22,978 INFO L262 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:58:22,979 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:58:23,066 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:58:24,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:24,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 111 states and 137 transitions. [2023-11-19 03:58:24,086 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 137 transitions. [2023-11-19 03:58:24,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 03:58:24,087 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:24,088 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:24,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:24,112 INFO L262 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:58:24,113 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:58:24,194 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:58:24,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:24,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 115 states and 145 transitions. [2023-11-19 03:58:24,460 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 145 transitions. [2023-11-19 03:58:24,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 03:58:24,461 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:24,461 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:24,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:24,493 INFO L262 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:58:24,494 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:58:24,590 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:58:26,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:26,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 131 states and 169 transitions. [2023-11-19 03:58:26,009 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 169 transitions. [2023-11-19 03:58:26,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 03:58:26,010 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:26,011 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:26,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:26,036 INFO L262 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:58:26,038 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:58:26,115 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:58:26,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:26,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 134 states and 175 transitions. [2023-11-19 03:58:26,638 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 175 transitions. [2023-11-19 03:58:26,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 03:58:26,639 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:26,640 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:26,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:26,663 INFO L262 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:58:26,664 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:58:26,731 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:58:27,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:27,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 140 states and 188 transitions. [2023-11-19 03:58:27,592 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 188 transitions. [2023-11-19 03:58:27,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 03:58:27,593 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:27,593 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:27,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:27,612 INFO L262 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:58:27,613 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:58:27,679 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:58:28,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:28,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 147 states and 203 transitions. [2023-11-19 03:58:28,655 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 203 transitions. [2023-11-19 03:58:28,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 03:58:28,656 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:28,656 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:28,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:28,679 INFO L262 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:58:28,681 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:58:28,753 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:58:29,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:29,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 153 states and 215 transitions. [2023-11-19 03:58:29,574 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 215 transitions. [2023-11-19 03:58:29,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 03:58:29,577 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:29,578 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:29,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:29,622 INFO L262 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:58:29,624 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:58:29,738 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:58:29,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:29,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 152 states and 214 transitions. [2023-11-19 03:58:29,873 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 214 transitions. [2023-11-19 03:58:29,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 03:58:29,878 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:29,878 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:29,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:29,921 INFO L262 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:58:29,930 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:58:30,171 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:58:31,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:31,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 159 states and 226 transitions. [2023-11-19 03:58:31,137 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 226 transitions. [2023-11-19 03:58:31,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 03:58:31,138 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:31,138 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:31,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:31,167 INFO L262 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:58:31,172 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:58:31,295 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:58:32,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:32,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 165 states and 238 transitions. [2023-11-19 03:58:32,416 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 238 transitions. [2023-11-19 03:58:32,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 03:58:32,416 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:32,417 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:32,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:32,447 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:58:32,448 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:58:32,721 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:58:33,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:33,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 174 states and 253 transitions. [2023-11-19 03:58:33,730 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 253 transitions. [2023-11-19 03:58:33,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 03:58:33,730 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:33,731 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:33,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:33,751 INFO L262 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:58:33,752 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:58:33,885 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:58:34,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:34,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 173 states and 252 transitions. [2023-11-19 03:58:34,610 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 252 transitions. [2023-11-19 03:58:34,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 03:58:34,611 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:34,611 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:34,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:34,632 INFO L262 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:58:34,633 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:58:34,745 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:58:36,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:36,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 181 states and 263 transitions. [2023-11-19 03:58:36,620 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 263 transitions. [2023-11-19 03:58:36,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 03:58:36,621 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:36,621 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:36,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:36,647 INFO L262 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 03:58:36,652 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:58:36,889 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:58:38,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:38,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 202 states and 308 transitions. [2023-11-19 03:58:38,680 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 308 transitions. [2023-11-19 03:58:38,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 03:58:38,682 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:38,682 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:38,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:38,707 INFO L262 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:58:38,709 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:58:39,006 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:58:41,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:41,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 223 states and 354 transitions. [2023-11-19 03:58:41,477 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 354 transitions. [2023-11-19 03:58:41,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 03:58:41,478 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:41,478 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:41,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:41,508 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 03:58:41,510 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:58:41,640 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:58:43,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:43,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 230 states and 373 transitions. [2023-11-19 03:58:43,022 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 373 transitions. [2023-11-19 03:58:43,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 03:58:43,023 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:43,025 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:43,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:43,060 INFO L262 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 03:58:43,061 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:58:43,188 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:58:44,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:44,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 237 states and 383 transitions. [2023-11-19 03:58:44,281 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 383 transitions. [2023-11-19 03:58:44,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-19 03:58:44,283 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:44,283 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:44,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:44,310 INFO L262 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 03:58:44,315 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:58:44,533 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:58:45,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:45,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 404 states to 245 states and 397 transitions. [2023-11-19 03:58:45,882 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 397 transitions. [2023-11-19 03:58:45,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-19 03:58:45,882 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:45,883 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:45,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:45,911 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 03:58:45,913 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:58:46,147 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:58:46,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:46,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 407 states to 248 states and 400 transitions. [2023-11-19 03:58:46,919 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 400 transitions. [2023-11-19 03:58:46,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-19 03:58:46,920 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:46,920 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:46,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:46,946 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:58:46,947 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:58:47,186 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:58:48,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:48,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 411 states to 250 states and 404 transitions. [2023-11-19 03:58:48,356 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 404 transitions. [2023-11-19 03:58:48,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-19 03:58:48,357 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:48,357 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:48,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:48,431 INFO L262 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 03:58:48,433 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:58:48,825 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:58:50,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:50,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 253 states and 411 transitions. [2023-11-19 03:58:50,131 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 411 transitions. [2023-11-19 03:58:50,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-19 03:58:50,132 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:50,133 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:50,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:50,168 INFO L262 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:58:50,169 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:58:50,276 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:58:53,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:53,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 270 states and 433 transitions. [2023-11-19 03:58:53,130 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 433 transitions. [2023-11-19 03:58:53,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-19 03:58:53,131 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:53,131 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:53,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:53,156 INFO L262 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:58:53,157 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:58:53,322 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:58:57,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:57,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 485 states to 290 states and 478 transitions. [2023-11-19 03:58:57,366 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 478 transitions. [2023-11-19 03:58:57,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-19 03:58:57,367 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:57,367 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:57,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:57,393 INFO L262 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:58:57,395 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:58:57,414 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 03:58:57,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:57,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 489 states to 290 states and 477 transitions. [2023-11-19 03:58:57,925 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 477 transitions. [2023-11-19 03:58:57,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-19 03:58:57,926 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:57,927 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:57,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:57,954 INFO L262 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:58:57,955 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:58:58,070 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:58:59,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:59,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 503 states to 294 states and 490 transitions. [2023-11-19 03:58:59,030 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 490 transitions. [2023-11-19 03:58:59,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-19 03:58:59,031 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:59,031 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:59,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:59,057 INFO L262 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:58:59,058 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:58:59,075 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-19 03:59:00,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:00,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 514 states to 299 states and 501 transitions. [2023-11-19 03:59:00,089 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 501 transitions. [2023-11-19 03:59:00,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-19 03:59:00,090 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:00,090 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:00,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:00,113 INFO L262 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:59:00,114 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:59:00,259 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:59:01,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:01,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 538 states to 308 states and 524 transitions. [2023-11-19 03:59:01,798 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 524 transitions. [2023-11-19 03:59:01,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-19 03:59:01,799 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:01,800 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:01,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:01,825 INFO L262 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 03:59:01,826 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:59:02,083 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:59:03,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:03,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 552 states to 314 states and 538 transitions. [2023-11-19 03:59:03,096 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 538 transitions. [2023-11-19 03:59:03,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-19 03:59:03,097 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:03,097 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:03,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:03,123 INFO L262 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 03:59:03,124 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:59:03,389 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:59:05,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:05,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 578 states to 325 states and 564 transitions. [2023-11-19 03:59:05,295 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 564 transitions. [2023-11-19 03:59:05,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 03:59:05,296 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:05,297 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:05,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:05,333 INFO L262 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 03:59:05,336 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:59:06,028 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.