./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/ps4-ll_unwindbound1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 30e01a73 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_033dbd96-ae8b-4ffc-bb8f-62be985577ed/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_033dbd96-ae8b-4ffc-bb8f-62be985577ed/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_033dbd96-ae8b-4ffc-bb8f-62be985577ed/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_033dbd96-ae8b-4ffc-bb8f-62be985577ed/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/ps4-ll_unwindbound1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_033dbd96-ae8b-4ffc-bb8f-62be985577ed/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_033dbd96-ae8b-4ffc-bb8f-62be985577ed/bin/ukojak-verify-1t5iHCbJaC --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 5a7fa473b022aa2e23bff7f5f7b8857d51e8b48cb53169d649271e1a03b0ebc0 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:13:22,884 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:13:23,009 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_033dbd96-ae8b-4ffc-bb8f-62be985577ed/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-23 20:13:23,023 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:13:23,024 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:13:23,072 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:13:23,073 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:13:23,074 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:13:23,075 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:13:23,081 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:13:23,082 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:13:23,082 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:13:23,083 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:13:23,085 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:13:23,085 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:13:23,086 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:13:23,086 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:13:23,087 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:13:23,088 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:13:23,088 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:13:23,089 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:13:23,089 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:13:23,090 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:13:23,091 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:13:23,092 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:13:23,092 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:13:23,093 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:13:23,093 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:13:23,094 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:13:23,095 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:13:23,096 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:13:23,097 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:13:23,097 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:13:23,097 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:13:23,098 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:13:23,098 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_033dbd96-ae8b-4ffc-bb8f-62be985577ed/bin/ukojak-verify-1t5iHCbJaC/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_033dbd96-ae8b-4ffc-bb8f-62be985577ed/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5a7fa473b022aa2e23bff7f5f7b8857d51e8b48cb53169d649271e1a03b0ebc0 [2023-11-23 20:13:23,508 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:13:23,549 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:13:23,553 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:13:23,555 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:13:23,555 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:13:23,558 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_033dbd96-ae8b-4ffc-bb8f-62be985577ed/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/nla-digbench-scaling/ps4-ll_unwindbound1.c [2023-11-23 20:13:27,337 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:13:27,592 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:13:27,593 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_033dbd96-ae8b-4ffc-bb8f-62be985577ed/sv-benchmarks/c/nla-digbench-scaling/ps4-ll_unwindbound1.c [2023-11-23 20:13:27,602 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_033dbd96-ae8b-4ffc-bb8f-62be985577ed/bin/ukojak-verify-1t5iHCbJaC/data/6da89ef16/0673b7bfc69a4488ba41033ec7064c54/FLAGfb0fd7a26 [2023-11-23 20:13:27,624 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_033dbd96-ae8b-4ffc-bb8f-62be985577ed/bin/ukojak-verify-1t5iHCbJaC/data/6da89ef16/0673b7bfc69a4488ba41033ec7064c54 [2023-11-23 20:13:27,630 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:13:27,632 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:13:27,639 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:13:27,639 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:13:27,647 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:13:27,650 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:13:27" (1/1) ... [2023-11-23 20:13:27,652 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3ecce186 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:13:27, skipping insertion in model container [2023-11-23 20:13:27,652 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:13:27" (1/1) ... [2023-11-23 20:13:27,682 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:13:27,929 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:13:27,946 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:13:27,974 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:13:27,987 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:13:27,987 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:13:27 WrapperNode [2023-11-23 20:13:27,987 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:13:27,989 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:13:27,989 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:13:27,989 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:13:27,997 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:13:27" (1/1) ... [2023-11-23 20:13:28,016 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:13:27" (1/1) ... [2023-11-23 20:13:28,044 INFO L138 Inliner]: procedures = 14, calls = 11, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 107 [2023-11-23 20:13:28,044 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:13:28,045 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:13:28,045 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:13:28,045 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:13:28,055 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:13:27" (1/1) ... [2023-11-23 20:13:28,056 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:13:27" (1/1) ... [2023-11-23 20:13:28,062 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:13:27" (1/1) ... [2023-11-23 20:13:28,069 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:13:27" (1/1) ... [2023-11-23 20:13:28,073 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:13:27" (1/1) ... [2023-11-23 20:13:28,077 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:13:27" (1/1) ... [2023-11-23 20:13:28,094 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:13:27" (1/1) ... [2023-11-23 20:13:28,095 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:13:27" (1/1) ... [2023-11-23 20:13:28,097 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:13:28,098 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:13:28,098 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:13:28,098 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:13:28,099 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:13:27" (1/1) ... [2023-11-23 20:13:28,105 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:13:28,124 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_033dbd96-ae8b-4ffc-bb8f-62be985577ed/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:13:28,136 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_033dbd96-ae8b-4ffc-bb8f-62be985577ed/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:13:28,148 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_033dbd96-ae8b-4ffc-bb8f-62be985577ed/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:13:28,176 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:13:28,176 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:13:28,176 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:13:28,176 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:13:28,177 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-23 20:13:28,177 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-23 20:13:28,252 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:13:28,257 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:13:28,747 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:13:28,797 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:13:28,798 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 20:13:28,800 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:13:28 BoogieIcfgContainer [2023-11-23 20:13:28,800 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:13:28,801 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:13:28,802 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:13:28,819 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:13:28,819 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:13:28" (1/1) ... [2023-11-23 20:13:28,832 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:13:28,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:28,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 135 states and 139 transitions. [2023-11-23 20:13:28,927 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 139 transitions. [2023-11-23 20:13:28,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-23 20:13:28,931 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:28,932 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:29,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:29,143 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:13:29,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:29,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 137 states and 141 transitions. [2023-11-23 20:13:29,200 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 141 transitions. [2023-11-23 20:13:29,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-23 20:13:29,201 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:29,201 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:29,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:29,301 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:13:29,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:29,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 138 states and 142 transitions. [2023-11-23 20:13:29,317 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 142 transitions. [2023-11-23 20:13:29,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-23 20:13:29,318 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:29,318 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:29,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:29,391 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:13:29,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:29,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 143 states and 150 transitions. [2023-11-23 20:13:29,547 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 150 transitions. [2023-11-23 20:13:29,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-23 20:13:29,547 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:29,548 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:29,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:29,606 INFO L262 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:13:29,610 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:13:29,680 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:13:29,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:29,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 144 states and 151 transitions. [2023-11-23 20:13:29,812 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 151 transitions. [2023-11-23 20:13:29,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-23 20:13:29,812 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:29,813 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:29,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:29,886 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:13:29,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:29,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 145 states and 152 transitions. [2023-11-23 20:13:29,902 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 152 transitions. [2023-11-23 20:13:29,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-23 20:13:29,903 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:29,903 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:29,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:29,922 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:13:29,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:29,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 144 states and 151 transitions. [2023-11-23 20:13:29,932 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 151 transitions. [2023-11-23 20:13:29,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-23 20:13:29,933 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:29,933 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:29,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:29,956 INFO L262 TraceCheckSpWp]: Trace formula consists of 42 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:13:29,957 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:13:29,993 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:13:30,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:30,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 152 states and 162 transitions. [2023-11-23 20:13:30,524 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 162 transitions. [2023-11-23 20:13:30,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-23 20:13:30,524 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:30,525 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:30,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:30,548 INFO L262 TraceCheckSpWp]: Trace formula consists of 43 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:13:30,549 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:13:30,568 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:13:30,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:30,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 153 states and 163 transitions. [2023-11-23 20:13:30,586 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 163 transitions. [2023-11-23 20:13:30,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-23 20:13:30,587 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:30,587 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:30,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:30,615 INFO L262 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:13:30,616 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:13:30,638 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:13:30,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:30,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 154 states and 164 transitions. [2023-11-23 20:13:30,654 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 164 transitions. [2023-11-23 20:13:30,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-23 20:13:30,655 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:30,655 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:30,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:30,684 INFO L262 TraceCheckSpWp]: Trace formula consists of 45 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:13:30,684 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:13:30,687 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:13:30,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:30,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 153 states and 163 transitions. [2023-11-23 20:13:30,694 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 163 transitions. [2023-11-23 20:13:30,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-23 20:13:30,694 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:30,695 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:30,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:30,714 INFO L262 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:13:30,715 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:13:30,738 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:13:30,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:30,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 155 states and 165 transitions. [2023-11-23 20:13:30,759 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 165 transitions. [2023-11-23 20:13:30,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-23 20:13:30,759 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:30,760 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:30,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:30,787 INFO L262 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:13:30,788 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:13:30,886 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:13:31,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:31,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 162 states and 174 transitions. [2023-11-23 20:13:31,144 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 174 transitions. [2023-11-23 20:13:31,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-23 20:13:31,145 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:31,146 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:31,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:31,192 INFO L262 TraceCheckSpWp]: Trace formula consists of 48 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:13:31,193 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:13:31,344 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:13:31,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:31,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 170 states and 183 transitions. [2023-11-23 20:13:31,657 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 183 transitions. [2023-11-23 20:13:31,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-23 20:13:31,658 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:31,658 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:31,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:31,688 INFO L262 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:13:31,695 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:13:31,753 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:13:31,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:31,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 171 states and 185 transitions. [2023-11-23 20:13:31,804 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 185 transitions. [2023-11-23 20:13:31,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-23 20:13:31,805 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:31,805 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:31,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:31,838 INFO L262 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:13:31,840 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:13:31,893 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:13:31,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:31,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 173 states and 188 transitions. [2023-11-23 20:13:31,961 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 188 transitions. [2023-11-23 20:13:31,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-23 20:13:31,962 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:31,962 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:31,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:31,980 INFO L262 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:13:31,981 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:13:31,983 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:13:31,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:31,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 172 states and 187 transitions. [2023-11-23 20:13:31,991 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 187 transitions. [2023-11-23 20:13:31,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-23 20:13:31,991 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:31,992 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:32,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:32,010 INFO L262 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:13:32,011 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:13:32,038 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:13:32,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:32,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 175 states and 190 transitions. [2023-11-23 20:13:32,074 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 190 transitions. [2023-11-23 20:13:32,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-23 20:13:32,074 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:32,075 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:32,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:32,093 INFO L262 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:13:32,094 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:13:32,127 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:13:32,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:32,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 176 states and 191 transitions. [2023-11-23 20:13:32,144 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 191 transitions. [2023-11-23 20:13:32,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-23 20:13:32,144 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:32,145 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:32,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:32,163 INFO L262 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:13:32,164 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:13:32,199 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:13:32,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:32,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 177 states and 192 transitions. [2023-11-23 20:13:32,224 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 192 transitions. [2023-11-23 20:13:32,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-23 20:13:32,224 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:32,225 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:32,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:32,244 INFO L262 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:13:32,245 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:13:32,357 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:13:32,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:32,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 185 states and 200 transitions. [2023-11-23 20:13:32,508 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 200 transitions. [2023-11-23 20:13:32,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-23 20:13:32,510 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:32,510 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:32,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:32,550 INFO L262 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:13:32,552 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:13:32,646 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:13:32,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:32,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 193 states and 209 transitions. [2023-11-23 20:13:32,801 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 209 transitions. [2023-11-23 20:13:32,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-23 20:13:32,802 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:32,802 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:32,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:32,826 INFO L262 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:13:32,837 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:13:32,839 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:13:32,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:32,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 192 states and 208 transitions. [2023-11-23 20:13:32,851 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 208 transitions. [2023-11-23 20:13:32,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-23 20:13:32,853 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:32,854 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:32,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:32,877 INFO L262 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:13:32,878 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:13:32,956 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:13:33,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:33,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 194 states and 210 transitions. [2023-11-23 20:13:33,037 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 210 transitions. [2023-11-23 20:13:33,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-23 20:13:33,039 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:33,039 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:33,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:33,061 INFO L262 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:13:33,062 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:13:33,164 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:13:33,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:33,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 198 states and 215 transitions. [2023-11-23 20:13:33,306 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 215 transitions. [2023-11-23 20:13:33,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-23 20:13:33,308 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:33,308 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:33,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:33,338 INFO L262 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:13:33,339 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:13:33,445 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:13:33,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:33,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 202 states and 220 transitions. [2023-11-23 20:13:33,535 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 220 transitions. [2023-11-23 20:13:33,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-23 20:13:33,545 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:33,545 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:33,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:33,577 INFO L262 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:13:33,579 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:13:33,630 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:13:33,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:33,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 205 states and 228 transitions. [2023-11-23 20:13:33,680 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 228 transitions. [2023-11-23 20:13:33,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-23 20:13:33,681 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:33,682 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:33,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:33,710 INFO L262 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:13:33,715 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:13:33,794 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:13:34,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:34,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 234 states and 264 transitions. [2023-11-23 20:13:34,686 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 264 transitions. [2023-11-23 20:13:34,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-23 20:13:34,686 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:34,686 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:34,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:34,716 INFO L262 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:13:34,717 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:13:34,765 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:13:34,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:34,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 235 states and 265 transitions. [2023-11-23 20:13:34,790 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 265 transitions. [2023-11-23 20:13:34,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-23 20:13:34,791 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:34,791 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:34,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:34,814 INFO L262 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:13:34,820 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:13:34,889 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:13:35,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:35,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 265 states and 302 transitions. [2023-11-23 20:13:35,974 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 302 transitions. [2023-11-23 20:13:35,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-23 20:13:35,974 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:35,974 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:36,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:36,004 INFO L262 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:13:36,004 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:13:36,006 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:13:36,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:36,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 264 states and 301 transitions. [2023-11-23 20:13:36,022 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 301 transitions. [2023-11-23 20:13:36,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-23 20:13:36,022 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:36,023 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:36,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:36,058 INFO L262 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:13:36,059 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:13:36,125 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:13:36,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:36,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 267 states and 307 transitions. [2023-11-23 20:13:36,518 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 307 transitions. [2023-11-23 20:13:36,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-23 20:13:36,519 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:36,519 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:36,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:36,550 INFO L262 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:13:36,551 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:13:36,613 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:13:37,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:37,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 269 states and 309 transitions. [2023-11-23 20:13:37,287 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 309 transitions. [2023-11-23 20:13:37,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-23 20:13:37,287 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:37,288 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:37,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:37,311 INFO L262 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:13:37,312 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:13:37,384 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:13:37,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:37,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 273 states and 316 transitions. [2023-11-23 20:13:37,948 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 316 transitions. [2023-11-23 20:13:37,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-23 20:13:37,948 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:37,948 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:37,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:37,974 INFO L262 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:13:37,975 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:13:38,036 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:13:38,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:38,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 276 states and 319 transitions. [2023-11-23 20:13:38,164 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 319 transitions. [2023-11-23 20:13:38,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-23 20:13:38,165 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:38,165 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:38,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:38,192 INFO L262 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:13:38,192 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:13:38,195 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:13:38,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:38,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 275 states and 318 transitions. [2023-11-23 20:13:38,210 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 318 transitions. [2023-11-23 20:13:38,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-23 20:13:38,211 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:38,211 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:38,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:38,238 INFO L262 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:13:38,239 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:13:38,296 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:13:38,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:38,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 276 states and 319 transitions. [2023-11-23 20:13:38,324 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 319 transitions. [2023-11-23 20:13:38,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-23 20:13:38,324 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:38,325 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:38,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:38,353 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:13:38,354 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:13:38,455 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:13:39,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:39,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 282 states and 327 transitions. [2023-11-23 20:13:39,052 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 327 transitions. [2023-11-23 20:13:39,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-23 20:13:39,053 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:39,053 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:39,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:39,079 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:13:39,080 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:13:39,176 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:13:39,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:39,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 283 states and 329 transitions. [2023-11-23 20:13:39,222 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 329 transitions. [2023-11-23 20:13:39,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-23 20:13:39,222 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:39,223 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:39,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:39,276 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:13:39,277 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:13:39,371 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:13:39,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:39,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 285 states and 331 transitions. [2023-11-23 20:13:39,490 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 331 transitions. [2023-11-23 20:13:39,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-23 20:13:39,490 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:39,491 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:39,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:39,517 INFO L262 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:13:39,518 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:13:39,618 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:13:40,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:40,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 293 states and 343 transitions. [2023-11-23 20:13:40,170 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 343 transitions. [2023-11-23 20:13:40,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-23 20:13:40,171 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:40,171 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:40,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:40,196 INFO L262 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:13:40,197 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:13:40,343 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:13:41,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:41,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 305 states and 361 transitions. [2023-11-23 20:13:41,422 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 361 transitions. [2023-11-23 20:13:41,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-23 20:13:41,423 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:41,424 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:41,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:41,456 INFO L262 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:13:41,457 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:13:41,559 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:13:42,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:42,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 314 states and 374 transitions. [2023-11-23 20:13:42,158 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 374 transitions. [2023-11-23 20:13:42,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-23 20:13:42,158 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:42,158 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:42,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:42,183 INFO L262 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:13:42,184 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:13:42,369 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:13:43,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:43,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 401 states to 326 states and 395 transitions. [2023-11-23 20:13:43,720 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 395 transitions. [2023-11-23 20:13:43,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-23 20:13:43,720 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:43,720 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:43,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:43,743 INFO L262 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:13:43,744 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:13:43,747 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:13:43,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:43,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 325 states and 394 transitions. [2023-11-23 20:13:43,762 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 394 transitions. [2023-11-23 20:13:43,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-23 20:13:43,762 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:43,762 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:43,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:43,785 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:13:43,786 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:13:43,848 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:13:44,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:44,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 406 states to 330 states and 400 transitions. [2023-11-23 20:13:44,451 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 400 transitions. [2023-11-23 20:13:44,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-23 20:13:44,451 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:44,452 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:44,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:44,476 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:13:44,478 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:13:44,760 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:13:47,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:47,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 475 states to 369 states and 467 transitions. [2023-11-23 20:13:47,166 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 467 transitions. [2023-11-23 20:13:47,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-23 20:13:47,168 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:47,168 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:47,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:47,226 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:13:47,227 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:13:47,408 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:13:51,757 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.80s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2023-11-23 20:13:52,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:52,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 484 states to 375 states and 476 transitions. [2023-11-23 20:13:52,544 INFO L276 IsEmpty]: Start isEmpty. Operand 375 states and 476 transitions. [2023-11-23 20:13:52,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-23 20:13:52,544 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:52,545 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:52,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:52,577 INFO L262 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:13:52,579 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:13:52,906 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:13:56,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:56,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 532 states to 389 states and 518 transitions. [2023-11-23 20:13:56,410 INFO L276 IsEmpty]: Start isEmpty. Operand 389 states and 518 transitions. [2023-11-23 20:13:56,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-23 20:13:56,412 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:56,413 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:56,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:56,445 INFO L262 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:13:56,447 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:13:56,621 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:13:58,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:58,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 544 states to 396 states and 530 transitions. [2023-11-23 20:13:58,391 INFO L276 IsEmpty]: Start isEmpty. Operand 396 states and 530 transitions. [2023-11-23 20:13:58,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-23 20:13:58,392 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:58,392 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:58,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:58,463 INFO L262 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:13:58,467 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:13:58,472 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:13:58,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:58,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 543 states to 395 states and 529 transitions. [2023-11-23 20:13:58,522 INFO L276 IsEmpty]: Start isEmpty. Operand 395 states and 529 transitions. [2023-11-23 20:13:58,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-23 20:13:58,523 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:58,524 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:58,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:58,562 INFO L262 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:13:58,564 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:13:58,889 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:14:02,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:14:02,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 613 states to 433 states and 597 transitions. [2023-11-23 20:14:02,845 INFO L276 IsEmpty]: Start isEmpty. Operand 433 states and 597 transitions. [2023-11-23 20:14:02,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-23 20:14:02,846 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:14:02,846 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:14:02,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:14:02,877 INFO L262 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:14:02,878 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:14:03,426 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:14:07,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:14:07,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 640 states to 447 states and 624 transitions. [2023-11-23 20:14:07,801 INFO L276 IsEmpty]: Start isEmpty. Operand 447 states and 624 transitions. [2023-11-23 20:14:07,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-23 20:14:07,802 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:14:07,802 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:14:07,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:14:07,834 INFO L262 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:14:07,835 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:14:08,003 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:14:08,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:14:08,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 641 states to 448 states and 625 transitions. [2023-11-23 20:14:08,395 INFO L276 IsEmpty]: Start isEmpty. Operand 448 states and 625 transitions. [2023-11-23 20:14:08,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-23 20:14:08,396 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:14:08,396 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:14:08,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:14:08,422 INFO L262 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:14:08,423 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:14:08,527 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:14:09,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:14:09,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 644 states to 139 states and 186 transitions. [2023-11-23 20:14:09,601 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 186 transitions. [2023-11-23 20:14:09,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-23 20:14:09,602 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:14:09,602 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:14:09,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:14:09,628 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:14:09,629 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:14:09,821 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:14:12,297 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.23s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2023-11-23 20:14:13,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:14:13,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 660 states to 148 states and 202 transitions. [2023-11-23 20:14:13,372 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 202 transitions. [2023-11-23 20:14:13,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-23 20:14:13,373 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:14:13,373 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:14:13,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:14:13,401 INFO L262 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-23 20:14:13,402 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:14:13,833 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.