./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test4-3.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 0e0057cc 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_726b48ce-2c23-4890-90ff-d5fa8060f2ee/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_726b48ce-2c23-4890-90ff-d5fa8060f2ee/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_726b48ce-2c23-4890-90ff-d5fa8060f2ee/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_726b48ce-2c23-4890-90ff-d5fa8060f2ee/bin/ukojak-verify-afCqCEvfdi/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test4-3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_726b48ce-2c23-4890-90ff-d5fa8060f2ee/bin/ukojak-verify-afCqCEvfdi/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_726b48ce-2c23-4890-90ff-d5fa8060f2ee/bin/ukojak-verify-afCqCEvfdi --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash bd259ad1e1e9b7f6e2ebd2858541cc7ac07d30ed5cbee2b9de70c1db1c5b700e --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:55:32,082 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:55:32,168 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_726b48ce-2c23-4890-90ff-d5fa8060f2ee/bin/ukojak-verify-afCqCEvfdi/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-24 22:55:32,174 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:55:32,175 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:55:32,203 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:55:32,205 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:55:32,205 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:55:32,206 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:55:32,207 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:55:32,208 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:55:32,208 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:55:32,209 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:55:32,209 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-24 22:55:32,210 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-24 22:55:32,211 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-24 22:55:32,212 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:55:32,212 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 22:55:32,213 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:55:32,214 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:55:32,214 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:55:32,215 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:55:32,216 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:55:32,217 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:55:32,217 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:55:32,218 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:55:32,219 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:55:32,220 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:55:32,220 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:55:32,221 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_726b48ce-2c23-4890-90ff-d5fa8060f2ee/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_726b48ce-2c23-4890-90ff-d5fa8060f2ee/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bd259ad1e1e9b7f6e2ebd2858541cc7ac07d30ed5cbee2b9de70c1db1c5b700e [2023-11-24 22:55:32,550 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:55:32,586 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:55:32,603 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:55:32,606 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:55:32,607 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:55:32,609 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_726b48ce-2c23-4890-90ff-d5fa8060f2ee/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test4-3.i [2023-11-24 22:55:35,801 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:55:36,199 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:55:36,205 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_726b48ce-2c23-4890-90ff-d5fa8060f2ee/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test4-3.i [2023-11-24 22:55:36,236 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_726b48ce-2c23-4890-90ff-d5fa8060f2ee/bin/ukojak-verify-afCqCEvfdi/data/6ab9a6f51/81637fcd91d74e2e808a651d5f53f503/FLAGbca47b5bb [2023-11-24 22:55:36,254 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_726b48ce-2c23-4890-90ff-d5fa8060f2ee/bin/ukojak-verify-afCqCEvfdi/data/6ab9a6f51/81637fcd91d74e2e808a651d5f53f503 [2023-11-24 22:55:36,261 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:55:36,263 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:55:36,268 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:55:36,268 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:55:36,275 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:55:36,278 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:55:36" (1/1) ... [2023-11-24 22:55:36,280 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@b3cc9b8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:55:36, skipping insertion in model container [2023-11-24 22:55:36,280 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:55:36" (1/1) ... [2023-11-24 22:55:36,390 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:55:37,056 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:55:37,077 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:55:37,220 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:55:37,271 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:55:37,272 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:55:37 WrapperNode [2023-11-24 22:55:37,272 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:55:37,273 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:55:37,273 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:55:37,273 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:55:37,281 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:55:37" (1/1) ... [2023-11-24 22:55:37,345 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:55:37" (1/1) ... [2023-11-24 22:55:37,442 INFO L138 Inliner]: procedures = 177, calls = 449, calls flagged for inlining = 20, calls inlined = 29, statements flattened = 1922 [2023-11-24 22:55:37,443 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:55:37,443 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:55:37,444 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:55:37,444 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:55:37,454 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:55:37" (1/1) ... [2023-11-24 22:55:37,454 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:55:37" (1/1) ... [2023-11-24 22:55:37,471 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:55:37" (1/1) ... [2023-11-24 22:55:37,472 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:55:37" (1/1) ... [2023-11-24 22:55:37,568 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:55:37" (1/1) ... [2023-11-24 22:55:37,599 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:55:37" (1/1) ... [2023-11-24 22:55:37,621 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:55:37" (1/1) ... [2023-11-24 22:55:37,632 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:55:37" (1/1) ... [2023-11-24 22:55:37,655 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:55:37,659 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:55:37,659 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:55:37,659 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:55:37,660 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:55:37" (1/1) ... [2023-11-24 22:55:37,666 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:55:37,679 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_726b48ce-2c23-4890-90ff-d5fa8060f2ee/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:55:37,702 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_726b48ce-2c23-4890-90ff-d5fa8060f2ee/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:55:37,729 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_726b48ce-2c23-4890-90ff-d5fa8060f2ee/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:55:37,748 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 22:55:37,749 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 22:55:37,749 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-24 22:55:37,749 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:55:37,749 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 22:55:37,749 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-24 22:55:37,750 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-24 22:55:37,750 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 22:55:37,750 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 22:55:37,751 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:55:37,751 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:55:38,049 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:55:38,052 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:55:41,725 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:55:43,484 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:55:43,484 INFO L309 CfgBuilder]: Removed 77 assume(true) statements. [2023-11-24 22:55:43,488 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:55:43 BoogieIcfgContainer [2023-11-24 22:55:43,488 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:55:43,489 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:55:43,489 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:55:43,501 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:55:43,501 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:55:43" (1/1) ... [2023-11-24 22:55:43,519 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 22:55:43,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:55:43,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1720 states to 1542 states and 1720 transitions. [2023-11-24 22:55:43,627 INFO L276 IsEmpty]: Start isEmpty. Operand 1542 states and 1720 transitions. [2023-11-24 22:55:43,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-24 22:55:43,630 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:55:43,631 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:55:43,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:55:43,908 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:55:43,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:55:43,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1719 states to 1541 states and 1719 transitions. [2023-11-24 22:55:43,953 INFO L276 IsEmpty]: Start isEmpty. Operand 1541 states and 1719 transitions. [2023-11-24 22:55:43,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-24 22:55:43,954 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:55:43,955 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:55:43,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:55:44,116 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:55:44,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:55:44,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1718 states to 1540 states and 1718 transitions. [2023-11-24 22:55:44,205 INFO L276 IsEmpty]: Start isEmpty. Operand 1540 states and 1718 transitions. [2023-11-24 22:55:44,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-24 22:55:44,206 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:55:44,206 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:55:44,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:55:44,285 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:55:44,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:55:44,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1720 states to 1541 states and 1720 transitions. [2023-11-24 22:55:44,336 INFO L276 IsEmpty]: Start isEmpty. Operand 1541 states and 1720 transitions. [2023-11-24 22:55:44,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-24 22:55:44,337 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:55:44,337 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:55:44,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:55:44,397 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:55:44,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:55:44,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1719 states to 1540 states and 1719 transitions. [2023-11-24 22:55:44,428 INFO L276 IsEmpty]: Start isEmpty. Operand 1540 states and 1719 transitions. [2023-11-24 22:55:44,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-24 22:55:44,428 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:55:44,429 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:55:44,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:55:44,570 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:55:44,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:55:44,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1718 states to 1539 states and 1718 transitions. [2023-11-24 22:55:44,603 INFO L276 IsEmpty]: Start isEmpty. Operand 1539 states and 1718 transitions. [2023-11-24 22:55:44,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-24 22:55:44,610 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:55:44,610 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:55:44,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:55:44,725 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 22:55:44,732 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:55:44,741 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:55:44,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:55:44,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1712 states to 1539 states and 1712 transitions. [2023-11-24 22:55:44,756 INFO L276 IsEmpty]: Start isEmpty. Operand 1539 states and 1712 transitions. [2023-11-24 22:55:44,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-24 22:55:44,757 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:55:44,757 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:55:44,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:55:44,844 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 22:55:44,848 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:55:44,850 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:55:44,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:55:44,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1710 states to 1539 states and 1710 transitions. [2023-11-24 22:55:44,864 INFO L276 IsEmpty]: Start isEmpty. Operand 1539 states and 1710 transitions. [2023-11-24 22:55:44,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-24 22:55:44,865 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:55:44,865 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:55:44,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:55:44,950 INFO L262 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-24 22:55:44,954 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:55:45,006 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2023-11-24 22:55:45,044 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:55:45,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:55:45,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1714 states to 1541 states and 1714 transitions. [2023-11-24 22:55:45,101 INFO L276 IsEmpty]: Start isEmpty. Operand 1541 states and 1714 transitions. [2023-11-24 22:55:45,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-24 22:55:45,102 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:55:45,102 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:55:45,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:55:45,194 INFO L262 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-24 22:55:45,198 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:55:45,220 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-24 22:55:45,352 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:55:45,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:55:45,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1718 states to 1543 states and 1718 transitions. [2023-11-24 22:55:45,527 INFO L276 IsEmpty]: Start isEmpty. Operand 1543 states and 1718 transitions. [2023-11-24 22:55:45,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-24 22:55:45,529 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:55:45,530 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:55:45,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:55:45,625 INFO L262 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:55:45,629 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:55:45,679 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:55:45,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:55:45,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1724 states to 1545 states and 1724 transitions. [2023-11-24 22:55:45,900 INFO L276 IsEmpty]: Start isEmpty. Operand 1545 states and 1724 transitions. [2023-11-24 22:55:45,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-24 22:55:45,901 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:55:45,901 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:55:46,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:55:46,010 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:55:46,014 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:55:46,030 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-24 22:55:46,145 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:55:46,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:55:46,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1726 states to 1546 states and 1726 transitions. [2023-11-24 22:55:46,245 INFO L276 IsEmpty]: Start isEmpty. Operand 1546 states and 1726 transitions. [2023-11-24 22:55:46,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-24 22:55:46,245 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:55:46,246 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:55:46,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:55:46,340 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:55:46,344 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:55:46,354 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:55:46,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:55:46,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1725 states to 1546 states and 1725 transitions. [2023-11-24 22:55:46,430 INFO L276 IsEmpty]: Start isEmpty. Operand 1546 states and 1725 transitions. [2023-11-24 22:55:46,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-24 22:55:46,430 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:55:46,431 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:55:46,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:55:46,526 INFO L262 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:55:46,530 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:55:46,539 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:55:46,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:55:46,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1724 states to 1545 states and 1724 transitions. [2023-11-24 22:55:46,568 INFO L276 IsEmpty]: Start isEmpty. Operand 1545 states and 1724 transitions. [2023-11-24 22:55:46,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-24 22:55:46,569 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:55:46,569 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:55:46,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:55:46,663 INFO L262 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:55:46,667 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:55:46,681 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-24 22:55:46,767 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:55:46,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:55:46,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1726 states to 1546 states and 1726 transitions. [2023-11-24 22:55:46,978 INFO L276 IsEmpty]: Start isEmpty. Operand 1546 states and 1726 transitions. [2023-11-24 22:55:46,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-24 22:55:46,978 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:55:46,979 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:55:47,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:55:47,067 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:55:47,070 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:55:47,119 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:55:47,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:55:47,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1732 states to 1549 states and 1732 transitions. [2023-11-24 22:55:47,271 INFO L276 IsEmpty]: Start isEmpty. Operand 1549 states and 1732 transitions. [2023-11-24 22:55:47,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-24 22:55:47,272 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:55:47,272 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:55:47,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:55:47,402 INFO L262 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:55:47,406 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:55:47,417 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:55:47,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:55:47,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1731 states to 1548 states and 1731 transitions. [2023-11-24 22:55:47,482 INFO L276 IsEmpty]: Start isEmpty. Operand 1548 states and 1731 transitions. [2023-11-24 22:55:47,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-24 22:55:47,482 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:55:47,483 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:55:47,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:55:47,601 INFO L262 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:55:47,609 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:55:47,626 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-24 22:55:47,728 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:55:47,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:55:47,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1733 states to 1549 states and 1733 transitions. [2023-11-24 22:55:47,985 INFO L276 IsEmpty]: Start isEmpty. Operand 1549 states and 1733 transitions. [2023-11-24 22:55:47,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-24 22:55:47,986 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:55:47,986 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:55:48,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:55:48,089 INFO L262 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:55:48,093 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:55:48,103 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:55:48,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:55:48,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1732 states to 1548 states and 1732 transitions. [2023-11-24 22:55:48,148 INFO L276 IsEmpty]: Start isEmpty. Operand 1548 states and 1732 transitions. [2023-11-24 22:55:48,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-24 22:55:48,152 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:55:48,153 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:55:48,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:55:48,253 INFO L262 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:55:48,257 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:55:48,266 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-24 22:55:48,380 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:55:48,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:55:48,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1734 states to 1549 states and 1734 transitions. [2023-11-24 22:55:48,658 INFO L276 IsEmpty]: Start isEmpty. Operand 1549 states and 1734 transitions. [2023-11-24 22:55:48,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 22:55:48,661 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:55:48,661 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:55:48,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:55:48,748 INFO L262 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:55:48,750 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:55:48,765 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:55:48,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:55:48,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1738 states to 1552 states and 1738 transitions. [2023-11-24 22:55:48,804 INFO L276 IsEmpty]: Start isEmpty. Operand 1552 states and 1738 transitions. [2023-11-24 22:55:48,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 22:55:48,804 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:55:48,805 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:55:48,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:55:48,894 INFO L262 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:55:48,897 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:55:48,907 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:55:48,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:55:48,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1737 states to 1551 states and 1737 transitions. [2023-11-24 22:55:48,931 INFO L276 IsEmpty]: Start isEmpty. Operand 1551 states and 1737 transitions. [2023-11-24 22:55:48,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 22:55:48,932 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:55:48,933 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:55:49,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:55:49,030 INFO L262 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:55:49,033 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:55:49,050 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-24 22:55:49,171 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:55:49,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:55:49,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1739 states to 1552 states and 1739 transitions. [2023-11-24 22:55:49,492 INFO L276 IsEmpty]: Start isEmpty. Operand 1552 states and 1739 transitions. [2023-11-24 22:55:49,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-24 22:55:49,493 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:55:49,493 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:55:49,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:55:49,589 INFO L262 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:55:49,593 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:55:49,604 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-24 22:55:49,732 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:55:49,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:55:49,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1742 states to 1553 states and 1742 transitions. [2023-11-24 22:55:49,829 INFO L276 IsEmpty]: Start isEmpty. Operand 1553 states and 1742 transitions. [2023-11-24 22:55:49,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-24 22:55:49,831 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:55:49,831 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:55:49,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:55:49,920 INFO L262 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:55:49,923 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:55:49,933 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:55:50,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:55:50,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1741 states to 1553 states and 1741 transitions. [2023-11-24 22:55:50,158 INFO L276 IsEmpty]: Start isEmpty. Operand 1553 states and 1741 transitions. [2023-11-24 22:55:50,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-24 22:55:50,158 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:55:50,158 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:55:50,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:55:50,235 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:55:50,237 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:55:50,252 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:55:50,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:55:50,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1745 states to 1556 states and 1745 transitions. [2023-11-24 22:55:50,284 INFO L276 IsEmpty]: Start isEmpty. Operand 1556 states and 1745 transitions. [2023-11-24 22:55:50,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-24 22:55:50,284 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:55:50,285 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:55:50,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:55:50,365 INFO L262 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:55:50,367 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:55:50,379 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:55:50,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:55:50,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1744 states to 1555 states and 1744 transitions. [2023-11-24 22:55:50,400 INFO L276 IsEmpty]: Start isEmpty. Operand 1555 states and 1744 transitions. [2023-11-24 22:55:50,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-24 22:55:50,401 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:55:50,401 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:55:50,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:55:50,482 INFO L262 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:55:50,485 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:55:50,491 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-24 22:55:50,608 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:55:50,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:55:50,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1746 states to 1556 states and 1746 transitions. [2023-11-24 22:55:50,938 INFO L276 IsEmpty]: Start isEmpty. Operand 1556 states and 1746 transitions. [2023-11-24 22:55:50,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 22:55:50,938 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:55:50,938 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:55:51,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:55:51,035 INFO L262 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:55:51,037 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:55:51,055 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:55:51,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:55:51,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1745 states to 1555 states and 1745 transitions. [2023-11-24 22:55:51,078 INFO L276 IsEmpty]: Start isEmpty. Operand 1555 states and 1745 transitions. [2023-11-24 22:55:51,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 22:55:51,079 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:55:51,079 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:55:51,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:55:51,171 INFO L262 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:55:51,174 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:55:51,183 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-24 22:55:51,306 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:55:51,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:55:51,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1747 states to 1556 states and 1747 transitions. [2023-11-24 22:55:51,609 INFO L276 IsEmpty]: Start isEmpty. Operand 1556 states and 1747 transitions. [2023-11-24 22:55:51,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-24 22:55:51,611 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:55:51,611 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:55:51,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:55:51,703 INFO L262 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:55:51,706 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:55:51,726 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:55:51,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:55:51,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1751 states to 1559 states and 1751 transitions. [2023-11-24 22:55:51,764 INFO L276 IsEmpty]: Start isEmpty. Operand 1559 states and 1751 transitions. [2023-11-24 22:55:51,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-24 22:55:51,765 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:55:51,765 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:55:51,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:55:51,866 INFO L262 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:55:51,869 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:55:51,885 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:55:51,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:55:51,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1750 states to 1558 states and 1750 transitions. [2023-11-24 22:55:51,907 INFO L276 IsEmpty]: Start isEmpty. Operand 1558 states and 1750 transitions. [2023-11-24 22:55:51,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-24 22:55:51,907 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:55:51,908 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:55:52,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:55:52,015 INFO L262 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:55:52,018 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:55:52,030 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-24 22:55:52,158 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:55:52,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:55:52,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1752 states to 1559 states and 1752 transitions. [2023-11-24 22:55:52,540 INFO L276 IsEmpty]: Start isEmpty. Operand 1559 states and 1752 transitions. [2023-11-24 22:55:52,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-24 22:55:52,541 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:55:52,541 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:55:52,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:55:52,636 INFO L262 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:55:52,639 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:55:52,660 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:55:52,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:55:52,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1751 states to 1558 states and 1751 transitions. [2023-11-24 22:55:52,685 INFO L276 IsEmpty]: Start isEmpty. Operand 1558 states and 1751 transitions. [2023-11-24 22:55:52,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-24 22:55:52,685 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:55:52,686 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:55:52,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:55:52,793 INFO L262 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:55:52,801 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:55:52,812 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-24 22:55:52,955 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:55:53,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:55:53,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1753 states to 1559 states and 1753 transitions. [2023-11-24 22:55:53,298 INFO L276 IsEmpty]: Start isEmpty. Operand 1559 states and 1753 transitions. [2023-11-24 22:55:53,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-24 22:55:53,298 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:55:53,298 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:55:53,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:55:53,392 INFO L262 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:55:53,394 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:55:53,438 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:55:53,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:55:53,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1757 states to 1562 states and 1757 transitions. [2023-11-24 22:55:53,483 INFO L276 IsEmpty]: Start isEmpty. Operand 1562 states and 1757 transitions. [2023-11-24 22:55:53,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-24 22:55:53,484 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:55:53,484 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:55:53,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:55:53,589 INFO L262 TraceCheckSpWp]: Trace formula consists of 158 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:55:53,593 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:55:53,603 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-24 22:55:53,761 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:55:53,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:55:53,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1760 states to 1563 states and 1760 transitions. [2023-11-24 22:55:53,884 INFO L276 IsEmpty]: Start isEmpty. Operand 1563 states and 1760 transitions. [2023-11-24 22:55:53,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-24 22:55:53,884 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:55:53,885 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:55:53,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:55:53,996 INFO L262 TraceCheckSpWp]: Trace formula consists of 158 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:55:53,999 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:55:54,020 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:55:54,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:55:54,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1759 states to 1563 states and 1759 transitions. [2023-11-24 22:55:54,250 INFO L276 IsEmpty]: Start isEmpty. Operand 1563 states and 1759 transitions. [2023-11-24 22:55:54,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-24 22:55:54,250 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:55:54,251 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:55:54,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:55:54,327 INFO L262 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:55:54,329 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:55:54,353 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:55:54,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:55:54,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1763 states to 1566 states and 1763 transitions. [2023-11-24 22:55:54,404 INFO L276 IsEmpty]: Start isEmpty. Operand 1566 states and 1763 transitions. [2023-11-24 22:55:54,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-24 22:55:54,404 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:55:54,405 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:55:54,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:55:54,490 INFO L262 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-24 22:55:54,493 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:55:54,499 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2023-11-24 22:55:54,539 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:55:55,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:55:55,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1781 states to 1582 states and 1781 transitions. [2023-11-24 22:55:55,045 INFO L276 IsEmpty]: Start isEmpty. Operand 1582 states and 1781 transitions. [2023-11-24 22:55:55,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-24 22:55:55,046 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:55:55,046 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:55:55,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:55:55,143 INFO L262 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-24 22:55:55,149 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:55:55,165 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-24 22:55:55,275 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:55:55,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:55:55,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1806 states to 1598 states and 1806 transitions. [2023-11-24 22:55:55,858 INFO L276 IsEmpty]: Start isEmpty. Operand 1598 states and 1806 transitions. [2023-11-24 22:55:55,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-24 22:55:55,859 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:55:55,859 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:55:55,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:55:55,955 INFO L262 TraceCheckSpWp]: Trace formula consists of 172 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 22:55:55,958 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:55:55,960 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:56:05,986 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-24 22:56:06,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:06,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1804 states to 1598 states and 1804 transitions. [2023-11-24 22:56:06,023 INFO L276 IsEmpty]: Start isEmpty. Operand 1598 states and 1804 transitions. [2023-11-24 22:56:06,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-24 22:56:06,024 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:06,024 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:06,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:06,166 INFO L262 TraceCheckSpWp]: Trace formula consists of 181 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-24 22:56:06,169 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:56:06,176 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-24 22:56:06,358 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:56:17,833 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-24 22:56:27,868 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []