./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test4-2.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_a0e9a264-9411-440e-bec1-5067255cd379/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0e9a264-9411-440e-bec1-5067255cd379/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_a0e9a264-9411-440e-bec1-5067255cd379/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0e9a264-9411-440e-bec1-5067255cd379/bin/ukojak-verify-afCqCEvfdi/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test4-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0e9a264-9411-440e-bec1-5067255cd379/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_a0e9a264-9411-440e-bec1-5067255cd379/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 6fff6eb11b5ece9f2655331435003a1af77ee5ac869f244677acc531eb435a19 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:07:00,126 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:07:00,289 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0e9a264-9411-440e-bec1-5067255cd379/bin/ukojak-verify-afCqCEvfdi/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-24 23:07:00,300 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:07:00,301 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 23:07:00,367 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:07:00,370 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:07:00,371 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:07:00,372 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:07:00,377 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:07:00,378 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:07:00,379 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:07:00,379 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:07:00,382 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-24 23:07:00,382 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-24 23:07:00,383 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-24 23:07:00,383 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:07:00,384 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 23:07:00,385 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:07:00,385 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:07:00,386 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:07:00,387 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:07:00,387 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:07:00,388 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:07:00,389 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:07:00,390 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:07:00,390 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:07:00,391 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 23:07:00,391 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:07:00,392 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_a0e9a264-9411-440e-bec1-5067255cd379/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0e9a264-9411-440e-bec1-5067255cd379/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6fff6eb11b5ece9f2655331435003a1af77ee5ac869f244677acc531eb435a19 [2023-11-24 23:07:00,833 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:07:00,868 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:07:00,871 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:07:00,873 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:07:00,874 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:07:00,875 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0e9a264-9411-440e-bec1-5067255cd379/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test4-2.i [2023-11-24 23:07:04,094 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:07:04,447 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:07:04,448 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0e9a264-9411-440e-bec1-5067255cd379/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test4-2.i [2023-11-24 23:07:04,470 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0e9a264-9411-440e-bec1-5067255cd379/bin/ukojak-verify-afCqCEvfdi/data/a4b172383/1fa73d423da443e0a32cbf24d6ddb2b3/FLAGe29dedbae [2023-11-24 23:07:04,487 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0e9a264-9411-440e-bec1-5067255cd379/bin/ukojak-verify-afCqCEvfdi/data/a4b172383/1fa73d423da443e0a32cbf24d6ddb2b3 [2023-11-24 23:07:04,496 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:07:04,498 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:07:04,499 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:07:04,500 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:07:04,508 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:07:04,509 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:07:04" (1/1) ... [2023-11-24 23:07:04,511 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@651e2167 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:04, skipping insertion in model container [2023-11-24 23:07:04,511 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:07:04" (1/1) ... [2023-11-24 23:07:04,619 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:07:05,379 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:07:05,391 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:07:05,518 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:07:05,569 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:07:05,569 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:05 WrapperNode [2023-11-24 23:07:05,570 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:07:05,571 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:07:05,571 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:07:05,571 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:07:05,580 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:05" (1/1) ... [2023-11-24 23:07:05,619 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:05" (1/1) ... [2023-11-24 23:07:05,720 INFO L138 Inliner]: procedures = 177, calls = 401, calls flagged for inlining = 20, calls inlined = 29, statements flattened = 1768 [2023-11-24 23:07:05,721 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:07:05,722 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:07:05,722 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:07:05,722 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:07:05,733 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:05" (1/1) ... [2023-11-24 23:07:05,733 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:05" (1/1) ... [2023-11-24 23:07:05,770 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:05" (1/1) ... [2023-11-24 23:07:05,771 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:05" (1/1) ... [2023-11-24 23:07:05,863 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:05" (1/1) ... [2023-11-24 23:07:05,882 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:05" (1/1) ... [2023-11-24 23:07:05,890 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:05" (1/1) ... [2023-11-24 23:07:05,943 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:05" (1/1) ... [2023-11-24 23:07:05,998 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:07:05,999 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:07:05,999 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:07:06,000 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:07:06,000 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:05" (1/1) ... [2023-11-24 23:07:06,020 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:07:06,036 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0e9a264-9411-440e-bec1-5067255cd379/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:07:06,064 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0e9a264-9411-440e-bec1-5067255cd379/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:07:06,086 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0e9a264-9411-440e-bec1-5067255cd379/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:07:06,110 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 23:07:06,110 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 23:07:06,111 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-24 23:07:06,111 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:07:06,111 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 23:07:06,113 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-24 23:07:06,113 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-24 23:07:06,113 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 23:07:06,114 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:07:06,114 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:07:06,114 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:07:06,463 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:07:06,466 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:07:09,891 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:07:11,744 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:07:11,745 INFO L309 CfgBuilder]: Removed 69 assume(true) statements. [2023-11-24 23:07:11,747 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:07:11 BoogieIcfgContainer [2023-11-24 23:07:11,747 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:07:11,749 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:07:11,750 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:07:11,763 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:07:11,763 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:07:11" (1/1) ... [2023-11-24 23:07:11,777 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:07:11,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:11,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1539 states to 1377 states and 1539 transitions. [2023-11-24 23:07:11,899 INFO L276 IsEmpty]: Start isEmpty. Operand 1377 states and 1539 transitions. [2023-11-24 23:07:11,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-24 23:07:11,901 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:11,902 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:12,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:12,239 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 23:07:12,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:12,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1538 states to 1376 states and 1538 transitions. [2023-11-24 23:07:12,332 INFO L276 IsEmpty]: Start isEmpty. Operand 1376 states and 1538 transitions. [2023-11-24 23:07:12,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-24 23:07:12,332 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:12,333 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:12,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:12,522 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 23:07:12,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:12,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1537 states to 1375 states and 1537 transitions. [2023-11-24 23:07:12,618 INFO L276 IsEmpty]: Start isEmpty. Operand 1375 states and 1537 transitions. [2023-11-24 23:07:12,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-24 23:07:12,619 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:12,619 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:12,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:12,694 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 23:07:12,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:12,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1536 states to 1374 states and 1536 transitions. [2023-11-24 23:07:12,719 INFO L276 IsEmpty]: Start isEmpty. Operand 1374 states and 1536 transitions. [2023-11-24 23:07:12,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-24 23:07:12,720 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:12,720 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:12,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:12,823 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 23:07:12,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:12,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1535 states to 1373 states and 1535 transitions. [2023-11-24 23:07:12,850 INFO L276 IsEmpty]: Start isEmpty. Operand 1373 states and 1535 transitions. [2023-11-24 23:07:12,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-24 23:07:12,850 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:12,850 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:12,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:12,886 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:07:12,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:12,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1537 states to 1374 states and 1537 transitions. [2023-11-24 23:07:12,930 INFO L276 IsEmpty]: Start isEmpty. Operand 1374 states and 1537 transitions. [2023-11-24 23:07:12,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-24 23:07:12,933 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:12,934 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:13,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:13,041 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 23:07:13,049 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:07:13,059 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 23:07:13,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:13,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1531 states to 1374 states and 1531 transitions. [2023-11-24 23:07:13,074 INFO L276 IsEmpty]: Start isEmpty. Operand 1374 states and 1531 transitions. [2023-11-24 23:07:13,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-24 23:07:13,075 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:13,076 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:13,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:13,167 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 23:07:13,170 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:07:13,173 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 23:07:13,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:13,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1529 states to 1374 states and 1529 transitions. [2023-11-24 23:07:13,186 INFO L276 IsEmpty]: Start isEmpty. Operand 1374 states and 1529 transitions. [2023-11-24 23:07:13,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-24 23:07:13,187 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:13,187 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:13,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:13,268 INFO L262 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-24 23:07:13,272 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:07:13,326 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 23:07:13,360 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 23:07:13,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:13,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1533 states to 1376 states and 1533 transitions. [2023-11-24 23:07:13,419 INFO L276 IsEmpty]: Start isEmpty. Operand 1376 states and 1533 transitions. [2023-11-24 23:07:13,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-24 23:07:13,420 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:13,420 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:13,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:13,561 INFO L262 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-24 23:07:13,566 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:07:13,591 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 23:07:13,708 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 23:07:14,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:14,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1537 states to 1378 states and 1537 transitions. [2023-11-24 23:07:14,020 INFO L276 IsEmpty]: Start isEmpty. Operand 1378 states and 1537 transitions. [2023-11-24 23:07:14,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-24 23:07:14,021 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:14,021 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:14,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:14,109 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 23:07:14,112 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:07:14,129 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 23:07:14,254 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 23:07:14,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:14,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1539 states to 1379 states and 1539 transitions. [2023-11-24 23:07:14,357 INFO L276 IsEmpty]: Start isEmpty. Operand 1379 states and 1539 transitions. [2023-11-24 23:07:14,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-24 23:07:14,359 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:14,359 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:14,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:14,457 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:07:14,460 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:07:14,466 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 23:07:14,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:14,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1538 states to 1379 states and 1538 transitions. [2023-11-24 23:07:14,548 INFO L276 IsEmpty]: Start isEmpty. Operand 1379 states and 1538 transitions. [2023-11-24 23:07:14,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-24 23:07:14,550 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:14,550 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:14,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:14,630 INFO L262 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:07:14,634 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:07:14,699 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 23:07:14,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:14,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1544 states to 1381 states and 1544 transitions. [2023-11-24 23:07:14,933 INFO L276 IsEmpty]: Start isEmpty. Operand 1381 states and 1544 transitions. [2023-11-24 23:07:14,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-24 23:07:14,934 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:14,934 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:15,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:15,023 INFO L262 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:07:15,026 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:07:15,032 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 23:07:15,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:15,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1543 states to 1380 states and 1543 transitions. [2023-11-24 23:07:15,057 INFO L276 IsEmpty]: Start isEmpty. Operand 1380 states and 1543 transitions. [2023-11-24 23:07:15,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-24 23:07:15,058 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:15,058 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:15,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:15,140 INFO L262 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 23:07:15,143 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:07:15,155 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 23:07:15,232 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 23:07:15,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:15,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1545 states to 1381 states and 1545 transitions. [2023-11-24 23:07:15,446 INFO L276 IsEmpty]: Start isEmpty. Operand 1381 states and 1545 transitions. [2023-11-24 23:07:15,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-24 23:07:15,446 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:15,447 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:15,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:15,525 INFO L262 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:07:15,528 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:07:15,535 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 23:07:15,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:15,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1544 states to 1380 states and 1544 transitions. [2023-11-24 23:07:15,560 INFO L276 IsEmpty]: Start isEmpty. Operand 1380 states and 1544 transitions. [2023-11-24 23:07:15,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-24 23:07:15,560 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:15,560 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:15,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:15,720 INFO L262 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 23:07:15,723 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:07:15,741 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 23:07:15,840 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 23:07:16,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:16,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1546 states to 1381 states and 1546 transitions. [2023-11-24 23:07:16,075 INFO L276 IsEmpty]: Start isEmpty. Operand 1381 states and 1546 transitions. [2023-11-24 23:07:16,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-24 23:07:16,076 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:16,076 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:16,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:16,162 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 23:07:16,168 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:07:16,219 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 23:07:16,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:16,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1552 states to 1384 states and 1552 transitions. [2023-11-24 23:07:16,365 INFO L276 IsEmpty]: Start isEmpty. Operand 1384 states and 1552 transitions. [2023-11-24 23:07:16,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-24 23:07:16,366 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:16,366 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:16,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:16,445 INFO L262 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:07:16,452 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:07:16,461 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 23:07:16,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:16,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1551 states to 1383 states and 1551 transitions. [2023-11-24 23:07:16,493 INFO L276 IsEmpty]: Start isEmpty. Operand 1383 states and 1551 transitions. [2023-11-24 23:07:16,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-24 23:07:16,494 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:16,495 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:16,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:16,578 INFO L262 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 23:07:16,582 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:07:16,594 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 23:07:16,700 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 23:07:16,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:16,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1553 states to 1384 states and 1553 transitions. [2023-11-24 23:07:16,977 INFO L276 IsEmpty]: Start isEmpty. Operand 1384 states and 1553 transitions. [2023-11-24 23:07:16,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 23:07:16,982 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:16,983 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:17,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:17,064 INFO L262 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:07:17,067 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:07:17,077 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 23:07:17,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:17,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1552 states to 1383 states and 1552 transitions. [2023-11-24 23:07:17,114 INFO L276 IsEmpty]: Start isEmpty. Operand 1383 states and 1552 transitions. [2023-11-24 23:07:17,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 23:07:17,115 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:17,116 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:17,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:17,198 INFO L262 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 23:07:17,201 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:07:17,213 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 23:07:17,320 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 23:07:17,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:17,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1554 states to 1384 states and 1554 transitions. [2023-11-24 23:07:17,650 INFO L276 IsEmpty]: Start isEmpty. Operand 1384 states and 1554 transitions. [2023-11-24 23:07:17,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 23:07:17,651 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:17,651 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:17,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:17,735 INFO L262 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 23:07:17,738 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:07:17,756 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 23:07:17,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:17,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1558 states to 1387 states and 1558 transitions. [2023-11-24 23:07:17,796 INFO L276 IsEmpty]: Start isEmpty. Operand 1387 states and 1558 transitions. [2023-11-24 23:07:17,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-24 23:07:17,797 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:17,797 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:17,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:17,897 INFO L262 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 23:07:17,900 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:07:17,914 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 23:07:18,040 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 23:07:18,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:18,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1561 states to 1388 states and 1561 transitions. [2023-11-24 23:07:18,143 INFO L276 IsEmpty]: Start isEmpty. Operand 1388 states and 1561 transitions. [2023-11-24 23:07:18,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-24 23:07:18,144 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:18,144 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:18,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:18,235 INFO L262 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:07:18,238 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:07:18,251 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 23:07:18,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:18,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1560 states to 1388 states and 1560 transitions. [2023-11-24 23:07:18,499 INFO L276 IsEmpty]: Start isEmpty. Operand 1388 states and 1560 transitions. [2023-11-24 23:07:18,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-24 23:07:18,500 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:18,500 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:18,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:18,601 INFO L262 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:07:18,605 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:07:18,620 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 23:07:18,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:18,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1559 states to 1387 states and 1559 transitions. [2023-11-24 23:07:18,650 INFO L276 IsEmpty]: Start isEmpty. Operand 1387 states and 1559 transitions. [2023-11-24 23:07:18,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-24 23:07:18,652 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:18,652 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:18,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:18,737 INFO L262 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 23:07:18,740 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:07:18,755 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 23:07:18,879 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 23:07:19,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:19,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1561 states to 1388 states and 1561 transitions. [2023-11-24 23:07:19,206 INFO L276 IsEmpty]: Start isEmpty. Operand 1388 states and 1561 transitions. [2023-11-24 23:07:19,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-24 23:07:19,206 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:19,206 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:19,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:19,286 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 23:07:19,288 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:07:19,305 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 23:07:19,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:19,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1565 states to 1391 states and 1565 transitions. [2023-11-24 23:07:19,339 INFO L276 IsEmpty]: Start isEmpty. Operand 1391 states and 1565 transitions. [2023-11-24 23:07:19,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 23:07:19,340 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:19,340 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:19,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:19,422 INFO L262 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:07:19,424 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:07:19,440 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 23:07:19,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:19,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1564 states to 1390 states and 1564 transitions. [2023-11-24 23:07:19,464 INFO L276 IsEmpty]: Start isEmpty. Operand 1390 states and 1564 transitions. [2023-11-24 23:07:19,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 23:07:19,465 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:19,465 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:19,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:19,557 INFO L262 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 23:07:19,559 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:07:19,570 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 23:07:19,698 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 23:07:20,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:20,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1566 states to 1391 states and 1566 transitions. [2023-11-24 23:07:20,084 INFO L276 IsEmpty]: Start isEmpty. Operand 1391 states and 1566 transitions. [2023-11-24 23:07:20,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-24 23:07:20,084 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:20,084 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:20,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:20,182 INFO L262 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:07:20,184 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:07:20,200 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 23:07:20,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:20,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1565 states to 1390 states and 1565 transitions. [2023-11-24 23:07:20,225 INFO L276 IsEmpty]: Start isEmpty. Operand 1390 states and 1565 transitions. [2023-11-24 23:07:20,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-24 23:07:20,226 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:20,226 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:20,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:20,313 INFO L262 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 23:07:20,316 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:07:20,325 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 23:07:20,464 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 23:07:20,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:20,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1567 states to 1391 states and 1567 transitions. [2023-11-24 23:07:20,820 INFO L276 IsEmpty]: Start isEmpty. Operand 1391 states and 1567 transitions. [2023-11-24 23:07:20,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-24 23:07:20,820 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:20,820 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:20,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:20,896 INFO L262 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 23:07:20,898 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:07:20,934 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 23:07:20,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:20,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1571 states to 1394 states and 1571 transitions. [2023-11-24 23:07:20,975 INFO L276 IsEmpty]: Start isEmpty. Operand 1394 states and 1571 transitions. [2023-11-24 23:07:20,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-24 23:07:20,975 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:20,976 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:21,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:21,061 INFO L262 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:07:21,063 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:07:21,081 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 23:07:21,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:21,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1570 states to 1393 states and 1570 transitions. [2023-11-24 23:07:21,106 INFO L276 IsEmpty]: Start isEmpty. Operand 1393 states and 1570 transitions. [2023-11-24 23:07:21,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-24 23:07:21,106 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:21,106 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:21,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:21,195 INFO L262 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 23:07:21,198 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:07:21,208 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 23:07:21,348 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 23:07:21,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:21,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1572 states to 1394 states and 1572 transitions. [2023-11-24 23:07:21,663 INFO L276 IsEmpty]: Start isEmpty. Operand 1394 states and 1572 transitions. [2023-11-24 23:07:21,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-24 23:07:21,664 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:21,664 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:21,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:21,747 INFO L262 TraceCheckSpWp]: Trace formula consists of 158 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 23:07:21,752 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:07:21,761 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 23:07:21,890 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 23:07:21,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:21,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1575 states to 1395 states and 1575 transitions. [2023-11-24 23:07:21,990 INFO L276 IsEmpty]: Start isEmpty. Operand 1395 states and 1575 transitions. [2023-11-24 23:07:21,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-24 23:07:21,990 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:21,991 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:22,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:22,095 INFO L262 TraceCheckSpWp]: Trace formula consists of 158 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:07:22,097 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:07:22,114 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 23:07:22,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:22,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1574 states to 1395 states and 1574 transitions. [2023-11-24 23:07:22,325 INFO L276 IsEmpty]: Start isEmpty. Operand 1395 states and 1574 transitions. [2023-11-24 23:07:22,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-24 23:07:22,326 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:22,326 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:22,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:22,396 INFO L262 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 23:07:22,397 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:07:22,417 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 23:07:22,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:22,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1578 states to 1398 states and 1578 transitions. [2023-11-24 23:07:22,455 INFO L276 IsEmpty]: Start isEmpty. Operand 1398 states and 1578 transitions. [2023-11-24 23:07:22,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-24 23:07:22,456 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:22,456 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:22,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:22,526 INFO L262 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 23:07:22,528 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:07:22,548 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 23:07:22,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:22,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1582 states to 1401 states and 1582 transitions. [2023-11-24 23:07:22,584 INFO L276 IsEmpty]: Start isEmpty. Operand 1401 states and 1582 transitions. [2023-11-24 23:07:22,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-24 23:07:22,585 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:22,585 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:22,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:22,665 INFO L262 TraceCheckSpWp]: Trace formula consists of 172 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 23:07:22,666 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:07:22,668 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 23:07:32,699 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-24 23:07:32,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:32,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1580 states to 1401 states and 1580 transitions. [2023-11-24 23:07:32,752 INFO L276 IsEmpty]: Start isEmpty. Operand 1401 states and 1580 transitions. [2023-11-24 23:07:32,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-24 23:07:32,752 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:32,753 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:32,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:32,846 INFO L262 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-24 23:07:32,849 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:07:32,854 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 23:07:32,897 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 23:07:33,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:33,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1598 states to 1417 states and 1598 transitions. [2023-11-24 23:07:33,306 INFO L276 IsEmpty]: Start isEmpty. Operand 1417 states and 1598 transitions. [2023-11-24 23:07:33,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-24 23:07:33,306 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:33,306 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:33,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:33,380 INFO L262 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-24 23:07:33,383 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:07:33,389 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 23:07:33,476 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:07:33,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:33,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1623 states to 1433 states and 1623 transitions. [2023-11-24 23:07:33,978 INFO L276 IsEmpty]: Start isEmpty. Operand 1433 states and 1623 transitions. [2023-11-24 23:07:33,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-24 23:07:33,979 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:33,979 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:34,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:34,141 INFO L262 TraceCheckSpWp]: Trace formula consists of 181 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-24 23:07:34,144 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:07:34,154 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 23:07:34,317 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 23:07:45,944 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 23:07:55,970 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []