./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/mannadiv_valuebound5.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc 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_60e94a70-9404-4d14-b701-dd946e44727f/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e94a70-9404-4d14-b701-dd946e44727f/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e94a70-9404-4d14-b701-dd946e44727f/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e94a70-9404-4d14-b701-dd946e44727f/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/mannadiv_valuebound5.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e94a70-9404-4d14-b701-dd946e44727f/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e94a70-9404-4d14-b701-dd946e44727f/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 4f0dc25e497896e48962fc4f59a3ea4856b5eb0408b9845e68b04a0b0a132067 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 01:13:28,775 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 01:13:28,840 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e94a70-9404-4d14-b701-dd946e44727f/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-12-03 01:13:28,844 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 01:13:28,844 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 01:13:28,867 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 01:13:28,868 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 01:13:28,868 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 01:13:28,869 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 01:13:28,869 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 01:13:28,870 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 01:13:28,870 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 01:13:28,871 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 01:13:28,871 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 01:13:28,872 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 01:13:28,872 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 01:13:28,873 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 01:13:28,873 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 01:13:28,874 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 01:13:28,874 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 01:13:28,875 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 01:13:28,876 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 01:13:28,876 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 01:13:28,877 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 01:13:28,877 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 01:13:28,878 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 01:13:28,878 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 01:13:28,878 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 01:13:28,879 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 01:13:28,879 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 01:13:28,880 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 01:13:28,880 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 01:13:28,880 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 01:13:28,881 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_60e94a70-9404-4d14-b701-dd946e44727f/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e94a70-9404-4d14-b701-dd946e44727f/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4f0dc25e497896e48962fc4f59a3ea4856b5eb0408b9845e68b04a0b0a132067 [2023-12-03 01:13:29,105 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 01:13:29,124 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 01:13:29,126 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 01:13:29,127 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 01:13:29,127 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 01:13:29,129 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e94a70-9404-4d14-b701-dd946e44727f/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/nla-digbench-scaling/mannadiv_valuebound5.c [2023-12-03 01:13:31,911 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 01:13:32,061 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 01:13:32,061 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e94a70-9404-4d14-b701-dd946e44727f/sv-benchmarks/c/nla-digbench-scaling/mannadiv_valuebound5.c [2023-12-03 01:13:32,067 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e94a70-9404-4d14-b701-dd946e44727f/bin/ukojak-verify-Qdu7aM0XO9/data/bcd833ba7/b1520e8f07bf4486ae5dd04d51281ba6/FLAG6978cea6d [2023-12-03 01:13:32,079 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e94a70-9404-4d14-b701-dd946e44727f/bin/ukojak-verify-Qdu7aM0XO9/data/bcd833ba7/b1520e8f07bf4486ae5dd04d51281ba6 [2023-12-03 01:13:32,081 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 01:13:32,083 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 01:13:32,084 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 01:13:32,084 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 01:13:32,088 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 01:13:32,088 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:13:32" (1/1) ... [2023-12-03 01:13:32,089 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4adb1ed4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:13:32, skipping insertion in model container [2023-12-03 01:13:32,090 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:13:32" (1/1) ... [2023-12-03 01:13:32,109 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 01:13:32,256 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e94a70-9404-4d14-b701-dd946e44727f/sv-benchmarks/c/nla-digbench-scaling/mannadiv_valuebound5.c[573,586] [2023-12-03 01:13:32,270 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:13:32,279 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 01:13:32,291 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e94a70-9404-4d14-b701-dd946e44727f/sv-benchmarks/c/nla-digbench-scaling/mannadiv_valuebound5.c[573,586] [2023-12-03 01:13:32,296 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:13:32,311 INFO L206 MainTranslator]: Completed translation [2023-12-03 01:13:32,311 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:13:32 WrapperNode [2023-12-03 01:13:32,311 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 01:13:32,313 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 01:13:32,313 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 01:13:32,313 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 01:13:32,321 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:13:32" (1/1) ... [2023-12-03 01:13:32,327 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:13:32" (1/1) ... [2023-12-03 01:13:32,344 INFO L138 Inliner]: procedures = 14, calls = 11, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 43 [2023-12-03 01:13:32,344 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 01:13:32,345 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 01:13:32,345 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 01:13:32,345 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 01:13:32,354 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:13:32" (1/1) ... [2023-12-03 01:13:32,354 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:13:32" (1/1) ... [2023-12-03 01:13:32,355 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:13:32" (1/1) ... [2023-12-03 01:13:32,355 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:13:32" (1/1) ... [2023-12-03 01:13:32,358 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:13:32" (1/1) ... [2023-12-03 01:13:32,362 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:13:32" (1/1) ... [2023-12-03 01:13:32,363 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:13:32" (1/1) ... [2023-12-03 01:13:32,364 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:13:32" (1/1) ... [2023-12-03 01:13:32,365 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 01:13:32,366 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 01:13:32,366 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 01:13:32,366 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 01:13:32,367 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:13:32" (1/1) ... [2023-12-03 01:13:32,373 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 01:13:32,384 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e94a70-9404-4d14-b701-dd946e44727f/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 01:13:32,399 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e94a70-9404-4d14-b701-dd946e44727f/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 01:13:32,403 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60e94a70-9404-4d14-b701-dd946e44727f/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 01:13:32,436 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 01:13:32,436 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-03 01:13:32,437 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-03 01:13:32,437 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 01:13:32,437 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 01:13:32,437 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 01:13:32,437 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-12-03 01:13:32,437 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-12-03 01:13:32,509 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 01:13:32,511 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 01:13:32,624 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 01:13:32,662 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 01:13:32,663 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-03 01:13:32,664 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:13:32 BoogieIcfgContainer [2023-12-03 01:13:32,665 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 01:13:32,666 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 01:13:32,666 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 01:13:32,676 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 01:13:32,676 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:13:32" (1/1) ... [2023-12-03 01:13:32,685 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 01:13:32,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:13:32,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 18 states and 22 transitions. [2023-12-03 01:13:32,737 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 22 transitions. [2023-12-03 01:13:32,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-12-03 01:13:32,741 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:13:32,742 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:13:32,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:13:32,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:13:32,893 INFO L262 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 01:13:32,897 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:13:32,920 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 01:13:32,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:13:32,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 18 states and 20 transitions. [2023-12-03 01:13:32,946 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 20 transitions. [2023-12-03 01:13:32,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-12-03 01:13:32,947 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:13:32,947 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:13:33,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:13:33,002 INFO L262 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 24 conjunts are in the unsatisfiable core [2023-12-03 01:13:33,005 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:13:33,278 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 01:13:33,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:13:33,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 22 states and 28 transitions. [2023-12-03 01:13:33,500 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 28 transitions. [2023-12-03 01:13:33,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-12-03 01:13:33,502 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:13:33,502 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:13:33,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:13:33,535 INFO L262 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 19 conjunts are in the unsatisfiable core [2023-12-03 01:13:33,538 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:13:33,719 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 01:13:33,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:13:33,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 26 states and 37 transitions. [2023-12-03 01:13:33,995 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 37 transitions. [2023-12-03 01:13:33,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-12-03 01:13:33,996 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:13:33,996 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:13:34,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:13:34,026 INFO L262 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 23 conjunts are in the unsatisfiable core [2023-12-03 01:13:34,028 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:13:34,294 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 01:13:34,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:13:34,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 29 states and 44 transitions. [2023-12-03 01:13:34,696 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 44 transitions. [2023-12-03 01:13:34,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-12-03 01:13:34,697 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:13:34,697 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:13:34,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:13:34,730 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 24 conjunts are in the unsatisfiable core [2023-12-03 01:13:34,733 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:13:35,210 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 6 proven. 9 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 01:13:35,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:13:35,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 32 states and 50 transitions. [2023-12-03 01:13:35,827 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 50 transitions. [2023-12-03 01:13:35,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-12-03 01:13:35,829 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:13:35,830 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:13:35,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:13:35,868 INFO L262 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 30 conjunts are in the unsatisfiable core [2023-12-03 01:13:35,871 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:13:36,849 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 11 proven. 16 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-12-03 01:13:38,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:13:38,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 41 states and 67 transitions. [2023-12-03 01:13:38,347 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 67 transitions. [2023-12-03 01:13:38,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-12-03 01:13:38,348 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:13:38,348 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:13:38,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:13:38,403 INFO L262 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 26 conjunts are in the unsatisfiable core [2023-12-03 01:13:38,405 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:13:39,562 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 17 proven. 27 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-12-03 01:13:41,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:13:41,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 44 states and 75 transitions. [2023-12-03 01:13:41,381 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 75 transitions. [2023-12-03 01:13:41,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-12-03 01:13:41,383 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:13:41,383 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:13:41,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:13:41,418 INFO L262 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 15 conjunts are in the unsatisfiable core [2023-12-03 01:13:41,421 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:13:41,774 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 33 proven. 1 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2023-12-03 01:13:43,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:13:43,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 46 states and 81 transitions. [2023-12-03 01:13:43,667 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 81 transitions. [2023-12-03 01:13:43,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-12-03 01:13:43,669 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:13:43,669 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:13:43,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:13:43,742 INFO L262 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 27 conjunts are in the unsatisfiable core [2023-12-03 01:13:43,744 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:13:45,237 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 22 proven. 41 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2023-12-03 01:13:48,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:13:48,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 49 states and 89 transitions. [2023-12-03 01:13:48,069 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 89 transitions. [2023-12-03 01:13:48,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-12-03 01:13:48,070 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:13:48,070 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:13:48,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:13:48,131 INFO L262 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 27 conjunts are in the unsatisfiable core [2023-12-03 01:13:48,133 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:13:49,471 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 22 proven. 41 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2023-12-03 01:13:50,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:13:50,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 50 states and 90 transitions. [2023-12-03 01:13:50,515 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 90 transitions. [2023-12-03 01:13:50,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-12-03 01:13:50,516 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:13:50,517 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:13:50,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:13:50,586 INFO L262 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 28 conjunts are in the unsatisfiable core [2023-12-03 01:13:50,588 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:13:52,514 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 27 proven. 58 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2023-12-03 01:13:55,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:13:55,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 53 states and 97 transitions. [2023-12-03 01:13:55,935 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 97 transitions. [2023-12-03 01:13:55,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-12-03 01:13:55,937 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:13:55,937 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:13:55,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:13:56,000 INFO L262 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 33 conjunts are in the unsatisfiable core [2023-12-03 01:13:56,003 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:13:57,858 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 35 proven. 59 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2023-12-03 01:14:00,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:14:00,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 54 states and 99 transitions. [2023-12-03 01:14:00,854 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 99 transitions. [2023-12-03 01:14:00,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-12-03 01:14:00,855 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:14:00,855 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:14:00,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:14:00,936 INFO L262 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 34 conjunts are in the unsatisfiable core [2023-12-03 01:14:00,939 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:14:03,366 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 43 proven. 79 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2023-12-03 01:14:08,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:14:08,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 57 states and 107 transitions. [2023-12-03 01:14:08,938 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 107 transitions. [2023-12-03 01:14:08,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-12-03 01:14:08,939 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:14:08,939 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:14:09,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:14:09,026 INFO L262 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 34 conjunts are in the unsatisfiable core [2023-12-03 01:14:09,028 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:14:11,312 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 31 proven. 91 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2023-12-03 01:14:13,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:14:13,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 58 states and 108 transitions. [2023-12-03 01:14:13,350 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 108 transitions. [2023-12-03 01:14:13,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2023-12-03 01:14:13,351 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:14:13,351 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:14:13,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:14:13,456 INFO L262 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 30 conjunts are in the unsatisfiable core [2023-12-03 01:14:13,458 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:14:17,592 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 50 proven. 102 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2023-12-03 01:14:25,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:14:25,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 61 states and 117 transitions. [2023-12-03 01:14:25,631 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 117 transitions. [2023-12-03 01:14:25,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2023-12-03 01:14:25,632 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:14:25,632 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:14:25,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:14:25,777 INFO L262 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 30 conjunts are in the unsatisfiable core [2023-12-03 01:14:25,780 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:14:28,797 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 37 proven. 101 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2023-12-03 01:14:32,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:14:32,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 62 states and 118 transitions. [2023-12-03 01:14:32,271 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 118 transitions. [2023-12-03 01:14:32,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2023-12-03 01:14:32,273 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:14:32,273 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:14:32,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:14:32,391 INFO L262 TraceCheckSpWp]: Trace formula consists of 165 conjuncts, 36 conjunts are in the unsatisfiable core [2023-12-03 01:14:32,394 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:14:37,041 INFO L134 CoverageAnalysis]: Checked inductivity of 290 backedges. 59 proven. 128 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2023-12-03 01:14:44,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:14:44,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 67 states and 131 transitions. [2023-12-03 01:14:44,795 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 131 transitions. [2023-12-03 01:14:44,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2023-12-03 01:14:44,795 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:14:44,796 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:14:44,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:14:44,913 INFO L262 TraceCheckSpWp]: Trace formula consists of 165 conjuncts, 31 conjunts are in the unsatisfiable core [2023-12-03 01:14:44,915 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:14:49,382 INFO L134 CoverageAnalysis]: Checked inductivity of 290 backedges. 42 proven. 127 refuted. 0 times theorem prover too weak. 121 trivial. 0 not checked. [2023-12-03 01:14:55,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:14:55,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 68 states and 133 transitions. [2023-12-03 01:14:55,460 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 133 transitions. [2023-12-03 01:14:55,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2023-12-03 01:14:55,461 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:14:55,461 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:14:55,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:14:55,574 INFO L262 TraceCheckSpWp]: Trace formula consists of 165 conjuncts, 31 conjunts are in the unsatisfiable core [2023-12-03 01:14:55,576 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:14:59,895 INFO L134 CoverageAnalysis]: Checked inductivity of 290 backedges. 42 proven. 127 refuted. 0 times theorem prover too weak. 121 trivial. 0 not checked. [2023-12-03 01:15:01,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:15:01,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 69 states and 134 transitions. [2023-12-03 01:15:01,439 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 134 transitions. [2023-12-03 01:15:01,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2023-12-03 01:15:01,440 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:15:01,440 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:15:01,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:15:01,570 INFO L262 TraceCheckSpWp]: Trace formula consists of 177 conjuncts, 42 conjunts are in the unsatisfiable core [2023-12-03 01:15:01,573 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:15:07,936 INFO L134 CoverageAnalysis]: Checked inductivity of 357 backedges. 85 proven. 162 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2023-12-03 01:15:18,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:15:18,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 72 states and 142 transitions. [2023-12-03 01:15:18,012 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 142 transitions. [2023-12-03 01:15:18,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2023-12-03 01:15:18,013 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:15:18,013 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:15:18,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:15:18,146 INFO L262 TraceCheckSpWp]: Trace formula consists of 177 conjuncts, 32 conjunts are in the unsatisfiable core [2023-12-03 01:15:18,149 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:15:23,570 INFO L134 CoverageAnalysis]: Checked inductivity of 357 backedges. 66 proven. 157 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2023-12-03 01:15:31,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:15:31,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 73 states and 145 transitions. [2023-12-03 01:15:31,423 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 145 transitions. [2023-12-03 01:15:31,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2023-12-03 01:15:31,424 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:15:31,425 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:15:31,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:15:31,533 INFO L262 TraceCheckSpWp]: Trace formula consists of 189 conjuncts, 33 conjunts are in the unsatisfiable core [2023-12-03 01:15:31,535 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:15:37,576 INFO L134 CoverageAnalysis]: Checked inductivity of 431 backedges. 62 proven. 201 refuted. 0 times theorem prover too weak. 168 trivial. 0 not checked. [2023-12-03 01:15:49,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:15:49,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 76 states and 152 transitions. [2023-12-03 01:15:49,494 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 152 transitions. [2023-12-03 01:15:49,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2023-12-03 01:15:49,494 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:15:49,494 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:15:49,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:15:49,630 INFO L262 TraceCheckSpWp]: Trace formula consists of 189 conjuncts, 38 conjunts are in the unsatisfiable core [2023-12-03 01:15:49,633 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:15:55,714 INFO L134 CoverageAnalysis]: Checked inductivity of 431 backedges. 79 proven. 202 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2023-12-03 01:16:05,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:16:05,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 77 states and 154 transitions. [2023-12-03 01:16:05,317 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 154 transitions. [2023-12-03 01:16:05,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2023-12-03 01:16:05,318 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:16:05,318 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:16:05,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:16:05,493 INFO L262 TraceCheckSpWp]: Trace formula consists of 201 conjuncts, 44 conjunts are in the unsatisfiable core [2023-12-03 01:16:05,496 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:16:14,965 INFO L134 CoverageAnalysis]: Checked inductivity of 512 backedges. 79 proven. 249 refuted. 0 times theorem prover too weak. 184 trivial. 0 not checked. [2023-12-03 01:16:28,423 WARN L293 SmtUtils]: Spent 5.63s on a formula simplification. DAG size of input: 255 DAG size of output: 254 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-03 01:16:37,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:16:37,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 86 states and 174 transitions. [2023-12-03 01:16:37,928 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 174 transitions. [2023-12-03 01:16:37,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2023-12-03 01:16:37,929 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:16:37,929 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:16:38,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:16:38,100 INFO L262 TraceCheckSpWp]: Trace formula consists of 201 conjuncts, 29 conjunts are in the unsatisfiable core [2023-12-03 01:16:38,103 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:16:46,487 INFO L134 CoverageAnalysis]: Checked inductivity of 512 backedges. 56 proven. 223 refuted. 0 times theorem prover too weak. 233 trivial. 0 not checked. [2023-12-03 01:16:52,880 WARN L293 SmtUtils]: Spent 5.02s on a formula simplification. DAG size of input: 229 DAG size of output: 226 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-03 01:17:05,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:17:05,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 89 states and 181 transitions. [2023-12-03 01:17:05,859 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 181 transitions. [2023-12-03 01:17:05,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2023-12-03 01:17:05,860 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:17:05,860 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:17:06,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:17:06,029 INFO L262 TraceCheckSpWp]: Trace formula consists of 201 conjuncts, 39 conjunts are in the unsatisfiable core [2023-12-03 01:17:06,032 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:17:14,086 INFO L134 CoverageAnalysis]: Checked inductivity of 512 backedges. 80 proven. 227 refuted. 0 times theorem prover too weak. 205 trivial. 0 not checked. [2023-12-03 01:17:16,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:17:16,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 90 states and 182 transitions. [2023-12-03 01:17:16,019 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 182 transitions. [2023-12-03 01:17:16,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2023-12-03 01:17:16,020 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:17:16,020 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:17:16,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:17:16,186 INFO L262 TraceCheckSpWp]: Trace formula consists of 201 conjuncts, 29 conjunts are in the unsatisfiable core [2023-12-03 01:17:16,189 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:17:23,964 INFO L134 CoverageAnalysis]: Checked inductivity of 512 backedges. 56 proven. 223 refuted. 0 times theorem prover too weak. 233 trivial. 0 not checked. [2023-12-03 01:17:31,002 WARN L293 SmtUtils]: Spent 5.71s on a formula simplification. DAG size of input: 284 DAG size of output: 257 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-03 01:17:35,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:17:35,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 91 states and 183 transitions. [2023-12-03 01:17:35,465 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 183 transitions. [2023-12-03 01:17:35,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2023-12-03 01:17:35,466 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:17:35,467 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:17:35,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:17:35,633 INFO L262 TraceCheckSpWp]: Trace formula consists of 213 conjuncts, 35 conjunts are in the unsatisfiable core [2023-12-03 01:17:35,636 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:17:44,734 INFO L134 CoverageAnalysis]: Checked inductivity of 600 backedges. 62 proven. 261 refuted. 0 times theorem prover too weak. 277 trivial. 0 not checked. [2023-12-03 01:17:59,703 WARN L293 SmtUtils]: Spent 7.07s on a formula simplification. DAG size of input: 263 DAG size of output: 260 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-03 01:18:10,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:18:10,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 96 states and 191 transitions. [2023-12-03 01:18:10,844 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 191 transitions. [2023-12-03 01:18:10,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2023-12-03 01:18:10,845 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:18:10,845 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:18:11,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:18:11,029 INFO L262 TraceCheckSpWp]: Trace formula consists of 213 conjuncts, 35 conjunts are in the unsatisfiable core [2023-12-03 01:18:11,032 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:18:21,779 INFO L134 CoverageAnalysis]: Checked inductivity of 600 backedges. 69 proven. 283 refuted. 0 times theorem prover too weak. 248 trivial. 0 not checked. [2023-12-03 01:18:31,807 WARN L293 SmtUtils]: Spent 7.90s on a formula simplification. DAG size of input: 298 DAG size of output: 292 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-03 01:18:48,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:18:48,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 99 states and 199 transitions. [2023-12-03 01:18:48,655 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 199 transitions. [2023-12-03 01:18:48,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2023-12-03 01:18:48,656 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:18:48,656 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:18:48,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:18:48,855 INFO L262 TraceCheckSpWp]: Trace formula consists of 225 conjuncts, 36 conjunts are in the unsatisfiable core [2023-12-03 01:18:48,857 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:19:00,229 INFO L134 CoverageAnalysis]: Checked inductivity of 695 backedges. 77 proven. 324 refuted. 0 times theorem prover too weak. 294 trivial. 0 not checked. [2023-12-03 01:19:09,776 WARN L293 SmtUtils]: Spent 8.03s on a formula simplification. DAG size of input: 309 DAG size of output: 304 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-03 01:19:23,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:19:23,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 102 states and 206 transitions. [2023-12-03 01:19:23,109 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 206 transitions. [2023-12-03 01:19:23,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2023-12-03 01:19:23,110 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:19:23,110 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:19:23,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:19:23,285 INFO L262 TraceCheckSpWp]: Trace formula consists of 225 conjuncts, 41 conjunts are in the unsatisfiable core [2023-12-03 01:19:23,288 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:19:36,720 INFO L134 CoverageAnalysis]: Checked inductivity of 695 backedges. 78 proven. 324 refuted. 0 times theorem prover too weak. 293 trivial. 0 not checked. [2023-12-03 01:19:51,088 WARN L293 SmtUtils]: Spent 8.23s on a formula simplification. DAG size of input: 332 DAG size of output: 331 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-03 01:19:59,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:19:59,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 104 states and 209 transitions. [2023-12-03 01:19:59,277 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 209 transitions. [2023-12-03 01:19:59,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2023-12-03 01:19:59,277 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:19:59,278 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:19:59,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:19:59,474 INFO L262 TraceCheckSpWp]: Trace formula consists of 237 conjuncts, 42 conjunts are in the unsatisfiable core [2023-12-03 01:19:59,478 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:20:16,472 INFO L134 CoverageAnalysis]: Checked inductivity of 797 backedges. 107 proven. 347 refuted. 0 times theorem prover too weak. 343 trivial. 0 not checked. [2023-12-03 01:20:33,855 WARN L293 SmtUtils]: Spent 11.31s on a formula simplification. DAG size of input: 372 DAG size of output: 369 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-03 01:20:42,119 WARN L293 SmtUtils]: Spent 5.49s on a formula simplification that was a NOOP. DAG size: 370 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-03 01:20:50,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:20:50,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 110 states and 223 transitions. [2023-12-03 01:20:50,339 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 223 transitions. [2023-12-03 01:20:50,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2023-12-03 01:20:50,340 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:20:50,340 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:20:50,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:20:50,533 INFO L262 TraceCheckSpWp]: Trace formula consists of 237 conjuncts, 32 conjunts are in the unsatisfiable core [2023-12-03 01:20:50,535 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:21:04,912 INFO L134 CoverageAnalysis]: Checked inductivity of 797 backedges. 71 proven. 346 refuted. 0 times theorem prover too weak. 380 trivial. 0 not checked. [2023-12-03 01:21:18,934 WARN L293 SmtUtils]: Spent 11.31s on a formula simplification. DAG size of input: 349 DAG size of output: 341 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-03 01:21:26,906 WARN L293 SmtUtils]: Spent 5.57s on a formula simplification that was a NOOP. DAG size: 342 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-03 01:21:37,173 WARN L293 SmtUtils]: Spent 6.17s on a formula simplification. DAG size of input: 434 DAG size of output: 393 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-03 01:21:41,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:21:41,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 113 states and 230 transitions. [2023-12-03 01:21:41,788 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 230 transitions. [2023-12-03 01:21:41,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2023-12-03 01:21:41,789 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:21:41,790 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:21:42,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:21:42,022 INFO L262 TraceCheckSpWp]: Trace formula consists of 249 conjuncts, 38 conjunts are in the unsatisfiable core [2023-12-03 01:21:42,025 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:21:59,686 INFO L134 CoverageAnalysis]: Checked inductivity of 906 backedges. 114 proven. 394 refuted. 0 times theorem prover too weak. 398 trivial. 0 not checked. [2023-12-03 01:22:16,758 WARN L293 SmtUtils]: Spent 14.73s on a formula simplification. DAG size of input: 421 DAG size of output: 416 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-03 01:22:27,143 WARN L293 SmtUtils]: Spent 7.36s on a formula simplification that was a NOOP. DAG size: 417 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-03 01:22:36,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:22:36,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 116 states and 238 transitions. [2023-12-03 01:22:36,351 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 238 transitions. [2023-12-03 01:22:36,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2023-12-03 01:22:36,352 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:22:36,352 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:22:36,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:22:36,625 INFO L262 TraceCheckSpWp]: Trace formula consists of 249 conjuncts, 38 conjunts are in the unsatisfiable core [2023-12-03 01:22:36,628 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:22:55,742 INFO L134 CoverageAnalysis]: Checked inductivity of 906 backedges. 77 proven. 393 refuted. 0 times theorem prover too weak. 436 trivial. 0 not checked. [2023-12-03 01:23:14,729 WARN L293 SmtUtils]: Spent 15.87s on a formula simplification. DAG size of input: 385 DAG size of output: 382 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-03 01:23:25,504 WARN L293 SmtUtils]: Spent 7.75s on a formula simplification that was a NOOP. DAG size: 383 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-03 01:23:27,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:23:27,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 117 states and 239 transitions. [2023-12-03 01:23:27,059 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 239 transitions. [2023-12-03 01:23:27,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2023-12-03 01:23:27,060 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:23:27,060 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:23:27,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:23:27,275 INFO L262 TraceCheckSpWp]: Trace formula consists of 249 conjuncts, 33 conjunts are in the unsatisfiable core [2023-12-03 01:23:27,278 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:23:42,123 INFO L134 CoverageAnalysis]: Checked inductivity of 906 backedges. 76 proven. 393 refuted. 0 times theorem prover too weak. 437 trivial. 0 not checked. [2023-12-03 01:24:07,375 WARN L293 SmtUtils]: Spent 23.22s on a formula simplification. DAG size of input: 420 DAG size of output: 370 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-03 01:24:16,923 WARN L293 SmtUtils]: Spent 7.55s on a formula simplification that was a NOOP. DAG size: 371 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-03 01:24:17,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:24:17,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 118 states and 240 transitions. [2023-12-03 01:24:17,237 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 240 transitions. [2023-12-03 01:24:17,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2023-12-03 01:24:17,237 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:24:17,238 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:24:17,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:24:17,395 INFO L262 TraceCheckSpWp]: Trace formula consists of 261 conjuncts, 39 conjunts are in the unsatisfiable core [2023-12-03 01:24:17,397 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:24:39,234 INFO L134 CoverageAnalysis]: Checked inductivity of 1022 backedges. 82 proven. 443 refuted. 0 times theorem prover too weak. 497 trivial. 0 not checked. [2023-12-03 01:25:04,523 WARN L293 SmtUtils]: Spent 17.04s on a formula simplification. DAG size of input: 417 DAG size of output: 411 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-03 01:25:16,795 WARN L293 SmtUtils]: Spent 8.60s on a formula simplification that was a NOOP. DAG size: 412 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-03 01:25:28,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:25:28,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 124 states and 252 transitions. [2023-12-03 01:25:28,467 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 252 transitions. [2023-12-03 01:25:28,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2023-12-03 01:25:28,468 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:25:28,468 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:25:28,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:25:28,673 INFO L262 TraceCheckSpWp]: Trace formula consists of 261 conjuncts, 39 conjunts are in the unsatisfiable core [2023-12-03 01:25:28,675 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:25:48,474 INFO L134 CoverageAnalysis]: Checked inductivity of 1022 backedges. 104 proven. 462 refuted. 0 times theorem prover too weak. 456 trivial. 0 not checked. [2023-12-03 01:26:08,340 WARN L293 SmtUtils]: Spent 17.19s on a formula simplification. DAG size of input: 459 DAG size of output: 455 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-03 01:26:20,263 WARN L293 SmtUtils]: Spent 8.27s on a formula simplification that was a NOOP. DAG size: 456 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-03 01:26:36,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:26:36,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 127 states and 260 transitions. [2023-12-03 01:26:36,137 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 260 transitions. [2023-12-03 01:26:36,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2023-12-03 01:26:36,138 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:26:36,138 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:26:36,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:26:36,282 INFO L262 TraceCheckSpWp]: Trace formula consists of 261 conjuncts, 39 conjunts are in the unsatisfiable core [2023-12-03 01:26:36,286 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:26:58,145 INFO L134 CoverageAnalysis]: Checked inductivity of 1022 backedges. 82 proven. 443 refuted. 0 times theorem prover too weak. 497 trivial. 0 not checked. [2023-12-03 01:27:02,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:27:02,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 128 states and 261 transitions. [2023-12-03 01:27:02,072 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 261 transitions. [2023-12-03 01:27:02,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2023-12-03 01:27:02,073 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:27:02,073 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:27:02,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:27:02,359 INFO L262 TraceCheckSpWp]: Trace formula consists of 273 conjuncts, 35 conjunts are in the unsatisfiable core [2023-12-03 01:27:02,362 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:27:26,196 INFO L134 CoverageAnalysis]: Checked inductivity of 1145 backedges. 86 proven. 496 refuted. 0 times theorem prover too weak. 563 trivial. 0 not checked. [2023-12-03 01:27:50,705 WARN L293 SmtUtils]: Spent 21.13s on a formula simplification. DAG size of input: 458 DAG size of output: 448 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-03 01:28:04,667 WARN L293 SmtUtils]: Spent 10.34s on a formula simplification that was a NOOP. DAG size: 449 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-03 01:28:17,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:28:17,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 131 states and 268 transitions. [2023-12-03 01:28:17,230 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 268 transitions. [2023-12-03 01:28:17,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2023-12-03 01:28:17,231 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:28:17,231 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:28:17,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:28:17,490 INFO L262 TraceCheckSpWp]: Trace formula consists of 273 conjuncts, 35 conjunts are in the unsatisfiable core [2023-12-03 01:28:17,494 INFO L285 TraceCheckSpWp]: Computing forward predicates...