./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/geo3-ll_valuebound1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 527bcce2 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c1544fd-f572-4cd1-aeb1-a288281d58f9/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c1544fd-f572-4cd1-aeb1-a288281d58f9/bin/ukojak-verify-i0I2FZA1j2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c1544fd-f572-4cd1-aeb1-a288281d58f9/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c1544fd-f572-4cd1-aeb1-a288281d58f9/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/geo3-ll_valuebound1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c1544fd-f572-4cd1-aeb1-a288281d58f9/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c1544fd-f572-4cd1-aeb1-a288281d58f9/bin/ukojak-verify-i0I2FZA1j2 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 4d98b743606513f831b0c11a7a0f14d9c6aeb2efbb7fa03be80b69c46d40fb39 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:53:46,036 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:53:46,186 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c1544fd-f572-4cd1-aeb1-a288281d58f9/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-21 18:53:46,200 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:53:46,201 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:53:46,270 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:53:46,273 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:53:46,274 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:53:46,275 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:53:46,282 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:53:46,283 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:53:46,283 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:53:46,284 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:53:46,286 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:53:46,287 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:53:46,288 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:53:46,288 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:53:46,289 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:53:46,290 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:53:46,291 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:53:46,291 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:53:46,292 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:53:46,293 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:53:46,293 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:53:46,294 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:53:46,295 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:53:46,296 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:53:46,296 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:53:46,297 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:53:46,298 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:53:46,300 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:53:46,300 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:53:46,300 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:53:46,301 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:53:46,301 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:53:46,302 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_6c1544fd-f572-4cd1-aeb1-a288281d58f9/bin/ukojak-verify-i0I2FZA1j2/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c1544fd-f572-4cd1-aeb1-a288281d58f9/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4d98b743606513f831b0c11a7a0f14d9c6aeb2efbb7fa03be80b69c46d40fb39 [2023-11-21 18:53:46,722 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:53:46,765 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:53:46,769 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:53:46,771 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:53:46,771 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:53:46,773 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c1544fd-f572-4cd1-aeb1-a288281d58f9/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/nla-digbench-scaling/geo3-ll_valuebound1.c [2023-11-21 18:53:50,048 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:53:50,438 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:53:50,439 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c1544fd-f572-4cd1-aeb1-a288281d58f9/sv-benchmarks/c/nla-digbench-scaling/geo3-ll_valuebound1.c [2023-11-21 18:53:50,447 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c1544fd-f572-4cd1-aeb1-a288281d58f9/bin/ukojak-verify-i0I2FZA1j2/data/417d7f239/503242239fe544a8a6817ee6a53ba9ab/FLAG73db87ac6 [2023-11-21 18:53:50,464 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c1544fd-f572-4cd1-aeb1-a288281d58f9/bin/ukojak-verify-i0I2FZA1j2/data/417d7f239/503242239fe544a8a6817ee6a53ba9ab [2023-11-21 18:53:50,467 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:53:50,469 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:53:50,471 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:53:50,471 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:53:50,478 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:53:50,479 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:53:50" (1/1) ... [2023-11-21 18:53:50,481 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d5fc09e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:53:50, skipping insertion in model container [2023-11-21 18:53:50,481 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:53:50" (1/1) ... [2023-11-21 18:53:50,509 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:53:50,720 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:53:50,734 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:53:50,758 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:53:50,777 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:53:50,778 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:53:50 WrapperNode [2023-11-21 18:53:50,778 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:53:50,779 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:53:50,780 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:53:50,780 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:53:50,789 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:53:50" (1/1) ... [2023-11-21 18:53:50,798 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:53:50" (1/1) ... [2023-11-21 18:53:50,827 INFO L138 Inliner]: procedures = 14, calls = 13, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 84 [2023-11-21 18:53:50,828 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:53:50,828 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:53:50,829 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:53:50,829 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:53:50,841 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:53:50" (1/1) ... [2023-11-21 18:53:50,841 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:53:50" (1/1) ... [2023-11-21 18:53:50,844 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:53:50" (1/1) ... [2023-11-21 18:53:50,844 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:53:50" (1/1) ... [2023-11-21 18:53:50,849 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:53:50" (1/1) ... [2023-11-21 18:53:50,854 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:53:50" (1/1) ... [2023-11-21 18:53:50,856 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:53:50" (1/1) ... [2023-11-21 18:53:50,857 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:53:50" (1/1) ... [2023-11-21 18:53:50,860 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:53:50,861 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:53:50,861 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:53:50,861 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:53:50,862 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:53:50" (1/1) ... [2023-11-21 18:53:50,870 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:53:50,890 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c1544fd-f572-4cd1-aeb1-a288281d58f9/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:53:50,905 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c1544fd-f572-4cd1-aeb1-a288281d58f9/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:53:50,944 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c1544fd-f572-4cd1-aeb1-a288281d58f9/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:53:50,969 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:53:50,970 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-21 18:53:50,970 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-21 18:53:50,970 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:53:50,970 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:53:50,970 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:53:50,971 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-21 18:53:50,971 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-21 18:53:51,058 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:53:51,062 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:53:51,578 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:53:51,663 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:53:51,663 INFO L308 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-21 18:53:51,667 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:53:51 BoogieIcfgContainer [2023-11-21 18:53:51,667 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:53:51,668 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:53:51,669 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:53:51,682 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:53:51,683 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:53:51" (1/1) ... [2023-11-21 18:53:51,695 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:53:51,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:51,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 77 states and 81 transitions. [2023-11-21 18:53:51,792 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 81 transitions. [2023-11-21 18:53:51,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-21 18:53:51,799 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:51,800 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:52,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:52,037 INFO L262 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-21 18:53:52,045 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:53:52,325 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-21 18:53:52,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:52,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 76 states and 80 transitions. [2023-11-21 18:53:52,506 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 80 transitions. [2023-11-21 18:53:52,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-21 18:53:52,507 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:52,508 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:52,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:52,556 INFO L262 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-21 18:53:52,558 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:53:52,712 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-21 18:53:52,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:52,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 75 states and 79 transitions. [2023-11-21 18:53:52,766 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 79 transitions. [2023-11-21 18:53:52,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-21 18:53:52,767 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:52,767 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:52,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:52,856 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-21 18:53:52,858 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:53:52,993 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-21 18:53:53,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:53,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 77 states and 81 transitions. [2023-11-21 18:53:53,195 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 81 transitions. [2023-11-21 18:53:53,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-21 18:53:53,195 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:53,196 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:53,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:53,236 INFO L262 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 18:53:53,238 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:53:53,287 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:53:53,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:53,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 80 states and 85 transitions. [2023-11-21 18:53:53,761 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 85 transitions. [2023-11-21 18:53:53,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-21 18:53:53,762 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:53,762 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:53,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:53,803 INFO L262 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-21 18:53:53,805 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:53:54,060 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-21 18:53:55,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:55,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 84 states and 91 transitions. [2023-11-21 18:53:55,140 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 91 transitions. [2023-11-21 18:53:55,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-21 18:53:55,141 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:55,142 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:55,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:55,180 INFO L262 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-21 18:53:55,182 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:53:55,616 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-21 18:53:56,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:56,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 87 states and 95 transitions. [2023-11-21 18:53:56,063 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 95 transitions. [2023-11-21 18:53:56,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-21 18:53:56,064 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:56,065 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:56,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:56,140 INFO L262 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:53:56,142 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:53:56,264 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:53:56,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:56,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 93 states and 104 transitions. [2023-11-21 18:53:56,955 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 104 transitions. [2023-11-21 18:53:56,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-21 18:53:56,956 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:56,957 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:57,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:57,011 INFO L262 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:53:57,014 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:53:57,183 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:53:58,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:58,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 100 states and 115 transitions. [2023-11-21 18:53:58,135 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 115 transitions. [2023-11-21 18:53:58,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-21 18:53:58,136 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:58,136 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:58,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:58,174 INFO L262 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 18:53:58,176 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:53:58,842 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:54:00,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:54:00,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 108 states and 128 transitions. [2023-11-21 18:54:00,612 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 128 transitions. [2023-11-21 18:54:00,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-21 18:54:00,613 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:54:00,613 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:54:00,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:54:00,645 INFO L262 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 18:54:00,647 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:54:00,911 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:54:08,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:54:08,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 117 states and 142 transitions. [2023-11-21 18:54:08,613 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 142 transitions. [2023-11-21 18:54:08,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-21 18:54:08,614 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:54:08,615 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:54:08,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:54:08,678 INFO L262 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-21 18:54:08,680 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:54:09,121 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-21 18:54:12,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:54:12,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 127 states and 153 transitions. [2023-11-21 18:54:12,073 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 153 transitions. [2023-11-21 18:54:12,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-21 18:54:12,079 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:54:12,080 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:54:12,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:54:12,133 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-21 18:54:12,135 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:54:12,823 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-21 18:54:14,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:54:14,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 138 states and 166 transitions. [2023-11-21 18:54:14,515 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 166 transitions. [2023-11-21 18:54:14,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-21 18:54:14,516 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:54:14,517 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:54:14,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:54:14,564 INFO L262 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:54:14,565 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:54:14,706 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:54:14,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:54:14,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 141 states and 171 transitions. [2023-11-21 18:54:14,837 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 171 transitions. [2023-11-21 18:54:14,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-21 18:54:14,841 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:54:14,842 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:54:14,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:54:14,906 INFO L262 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:54:14,908 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:54:15,023 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:54:16,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:54:16,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 155 states and 191 transitions. [2023-11-21 18:54:16,449 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 191 transitions. [2023-11-21 18:54:16,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-21 18:54:16,450 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:54:16,451 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:54:16,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:54:16,484 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:54:16,486 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:54:16,519 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:54:17,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:54:17,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 159 states and 198 transitions. [2023-11-21 18:54:17,063 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 198 transitions. [2023-11-21 18:54:17,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-21 18:54:17,064 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:54:17,064 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:54:17,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:54:17,099 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:54:17,101 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:54:17,219 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:54:19,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:54:19,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 174 states and 220 transitions. [2023-11-21 18:54:19,129 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 220 transitions. [2023-11-21 18:54:19,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-21 18:54:19,130 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:54:19,131 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:54:19,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:54:19,175 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:54:19,176 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:54:19,352 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:54:21,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:54:21,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 180 states and 231 transitions. [2023-11-21 18:54:21,112 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 231 transitions. [2023-11-21 18:54:21,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-21 18:54:21,113 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:54:21,113 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:54:21,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:54:21,146 INFO L262 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:54:21,148 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:54:21,186 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:54:21,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:54:21,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 183 states and 235 transitions. [2023-11-21 18:54:21,834 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 235 transitions. [2023-11-21 18:54:21,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-21 18:54:21,835 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:54:21,835 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:54:21,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:54:21,894 INFO L262 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:54:21,899 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:54:22,098 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:54:27,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:54:27,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 189 states and 245 transitions. [2023-11-21 18:54:27,273 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 245 transitions. [2023-11-21 18:54:27,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-21 18:54:27,274 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:54:27,274 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:54:27,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:54:27,359 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:54:27,360 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:54:27,399 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:54:28,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:54:28,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 193 states and 250 transitions. [2023-11-21 18:54:28,011 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 250 transitions. [2023-11-21 18:54:28,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-21 18:54:28,012 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:54:28,012 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:54:28,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:54:28,067 INFO L262 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:54:28,068 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:54:28,214 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:54:30,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:54:30,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 200 states and 261 transitions. [2023-11-21 18:54:30,953 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 261 transitions. [2023-11-21 18:54:30,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-21 18:54:30,954 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:54:30,954 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:54:30,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:54:30,991 INFO L262 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-21 18:54:30,993 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:54:31,311 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-21 18:54:33,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:54:33,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 44 states and 46 transitions. [2023-11-21 18:54:33,792 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 46 transitions. [2023-11-21 18:54:33,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-21 18:54:33,793 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:54:33,793 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:54:33,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:54:33,830 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:54:33,832 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:54:34,023 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:54:37,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:54:37,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 43 states and 45 transitions. [2023-11-21 18:54:37,150 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 45 transitions. [2023-11-21 18:54:37,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-21 18:54:37,150 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:54:37,151 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:54:37,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:54:37,193 INFO L262 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:54:37,195 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:54:37,331 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:54:41,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:54:41,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 42 states and 44 transitions. [2023-11-21 18:54:41,597 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 44 transitions. [2023-11-21 18:54:41,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-21 18:54:41,598 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:54:41,598 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:54:41,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:54:41,639 INFO L262 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:54:41,640 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:54:41,916 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked.