./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test5-3.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 9bd2c7ff 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_d27e85d8-5aeb-42f9-8b73-f371e41279a1/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d27e85d8-5aeb-42f9-8b73-f371e41279a1/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d27e85d8-5aeb-42f9-8b73-f371e41279a1/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d27e85d8-5aeb-42f9-8b73-f371e41279a1/bin/ukojak-verify-G8NBE6pJGL/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test5-3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d27e85d8-5aeb-42f9-8b73-f371e41279a1/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d27e85d8-5aeb-42f9-8b73-f371e41279a1/bin/ukojak-verify-G8NBE6pJGL --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 94599b38b669e42115f92cee257d9ed4ed5d4777dca7d2ee690bacb4e0d226f0 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:39:32,835 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:39:32,971 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d27e85d8-5aeb-42f9-8b73-f371e41279a1/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-19 03:39:32,979 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:39:32,980 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:39:33,022 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:39:33,024 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:39:33,025 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:39:33,026 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:39:33,031 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:39:33,032 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:39:33,032 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:39:33,033 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:39:33,035 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 03:39:33,036 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 03:39:33,036 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 03:39:33,037 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:39:33,037 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:39:33,038 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:39:33,038 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:39:33,039 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:39:33,039 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:39:33,040 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:39:33,041 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:39:33,042 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:39:33,042 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:39:33,043 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:39:33,043 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:39:33,044 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:39:33,044 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_d27e85d8-5aeb-42f9-8b73-f371e41279a1/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d27e85d8-5aeb-42f9-8b73-f371e41279a1/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 94599b38b669e42115f92cee257d9ed4ed5d4777dca7d2ee690bacb4e0d226f0 [2023-11-19 03:39:33,404 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:39:33,440 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:39:33,443 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:39:33,445 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:39:33,445 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:39:33,447 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d27e85d8-5aeb-42f9-8b73-f371e41279a1/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test5-3.i [2023-11-19 03:39:36,665 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:39:37,081 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:39:37,092 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d27e85d8-5aeb-42f9-8b73-f371e41279a1/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test5-3.i [2023-11-19 03:39:37,115 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d27e85d8-5aeb-42f9-8b73-f371e41279a1/bin/ukojak-verify-G8NBE6pJGL/data/28db37bfc/b9fc59ecb6b8465abaedbf01d0c8fd1a/FLAG72a6d4f74 [2023-11-19 03:39:37,131 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d27e85d8-5aeb-42f9-8b73-f371e41279a1/bin/ukojak-verify-G8NBE6pJGL/data/28db37bfc/b9fc59ecb6b8465abaedbf01d0c8fd1a [2023-11-19 03:39:37,134 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:39:37,136 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:39:37,137 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:39:37,137 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:39:37,143 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:39:37,143 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:39:37" (1/1) ... [2023-11-19 03:39:37,145 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6d6bb085 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:39:37, skipping insertion in model container [2023-11-19 03:39:37,145 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:39:37" (1/1) ... [2023-11-19 03:39:37,227 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:39:38,044 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:39:38,058 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:39:38,221 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:39:38,278 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:39:38,284 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:39:38,285 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:39:38 WrapperNode [2023-11-19 03:39:38,285 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:39:38,286 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:39:38,286 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:39:38,286 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:39:38,294 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:39:38" (1/1) ... [2023-11-19 03:39:38,364 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:39:38" (1/1) ... [2023-11-19 03:39:38,483 INFO L138 Inliner]: procedures = 177, calls = 489, calls flagged for inlining = 16, calls inlined = 20, statements flattened = 2298 [2023-11-19 03:39:38,484 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:39:38,485 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:39:38,485 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:39:38,485 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:39:38,507 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:39:38" (1/1) ... [2023-11-19 03:39:38,507 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:39:38" (1/1) ... [2023-11-19 03:39:38,523 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:39:38" (1/1) ... [2023-11-19 03:39:38,523 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:39:38" (1/1) ... [2023-11-19 03:39:38,630 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:39:38" (1/1) ... [2023-11-19 03:39:38,675 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:39:38" (1/1) ... [2023-11-19 03:39:38,687 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:39:38" (1/1) ... [2023-11-19 03:39:38,712 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:39:38" (1/1) ... [2023-11-19 03:39:38,734 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:39:38,736 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:39:38,737 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:39:38,737 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:39:38,738 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:39:38" (1/1) ... [2023-11-19 03:39:38,744 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:39:38,759 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d27e85d8-5aeb-42f9-8b73-f371e41279a1/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:39:38,771 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d27e85d8-5aeb-42f9-8b73-f371e41279a1/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:39:38,784 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d27e85d8-5aeb-42f9-8b73-f371e41279a1/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:39:38,813 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 03:39:38,816 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 03:39:38,816 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 03:39:38,817 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:39:38,817 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 03:39:38,818 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:39:38,818 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-19 03:39:38,818 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 03:39:38,818 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:39:38,818 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:39:38,819 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:39:38,819 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:39:39,114 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:39:39,117 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:39:43,482 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:39:46,369 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:39:46,369 INFO L302 CfgBuilder]: Removed 100 assume(true) statements. [2023-11-19 03:39:46,387 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:39:46 BoogieIcfgContainer [2023-11-19 03:39:46,387 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:39:46,389 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:39:46,389 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:39:46,400 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:39:46,401 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:39:46" (1/1) ... [2023-11-19 03:39:46,412 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:39:46,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:46,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1889 states to 1684 states and 1889 transitions. [2023-11-19 03:39:46,521 INFO L276 IsEmpty]: Start isEmpty. Operand 1684 states and 1889 transitions. [2023-11-19 03:39:46,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 03:39:46,525 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:46,526 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:46,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:46,773 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:39:46,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:46,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1888 states to 1683 states and 1888 transitions. [2023-11-19 03:39:46,835 INFO L276 IsEmpty]: Start isEmpty. Operand 1683 states and 1888 transitions. [2023-11-19 03:39:46,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 03:39:46,836 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:46,836 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:46,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:46,960 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:39:47,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:47,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1887 states to 1682 states and 1887 transitions. [2023-11-19 03:39:47,045 INFO L276 IsEmpty]: Start isEmpty. Operand 1682 states and 1887 transitions. [2023-11-19 03:39:47,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 03:39:47,046 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:47,046 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:47,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:47,101 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:39:47,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:47,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1889 states to 1683 states and 1889 transitions. [2023-11-19 03:39:47,145 INFO L276 IsEmpty]: Start isEmpty. Operand 1683 states and 1889 transitions. [2023-11-19 03:39:47,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 03:39:47,145 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:47,146 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:47,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:47,196 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:39:47,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:47,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1888 states to 1682 states and 1888 transitions. [2023-11-19 03:39:47,226 INFO L276 IsEmpty]: Start isEmpty. Operand 1682 states and 1888 transitions. [2023-11-19 03:39:47,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 03:39:47,226 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:47,227 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:47,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:47,316 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:39:47,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:47,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1887 states to 1681 states and 1887 transitions. [2023-11-19 03:39:47,346 INFO L276 IsEmpty]: Start isEmpty. Operand 1681 states and 1887 transitions. [2023-11-19 03:39:47,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 03:39:47,349 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:47,350 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:47,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:47,478 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:39:47,487 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:39:47,499 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:39:47,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:47,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1881 states to 1681 states and 1881 transitions. [2023-11-19 03:39:47,525 INFO L276 IsEmpty]: Start isEmpty. Operand 1681 states and 1881 transitions. [2023-11-19 03:39:47,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 03:39:47,526 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:47,526 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:47,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:47,652 INFO L262 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:39:47,656 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:39:47,663 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:39:47,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:47,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1879 states to 1681 states and 1879 transitions. [2023-11-19 03:39:47,687 INFO L276 IsEmpty]: Start isEmpty. Operand 1681 states and 1879 transitions. [2023-11-19 03:39:47,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 03:39:47,688 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:47,689 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:47,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:47,797 INFO L262 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 03:39:47,801 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:39:47,861 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 [2023-11-19 03:39:47,901 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:39:48,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:48,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1883 states to 1683 states and 1883 transitions. [2023-11-19 03:39:48,020 INFO L276 IsEmpty]: Start isEmpty. Operand 1683 states and 1883 transitions. [2023-11-19 03:39:48,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 03:39:48,021 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:48,021 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:48,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:48,125 INFO L262 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-19 03:39:48,129 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:39:48,147 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 [2023-11-19 03:39:48,212 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:39:48,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:48,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1887 states to 1685 states and 1887 transitions. [2023-11-19 03:39:48,378 INFO L276 IsEmpty]: Start isEmpty. Operand 1685 states and 1887 transitions. [2023-11-19 03:39:48,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 03:39:48,379 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:48,379 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:48,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:48,479 INFO L262 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:39:48,483 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:39:48,529 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:39:48,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:48,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1893 states to 1687 states and 1893 transitions. [2023-11-19 03:39:48,744 INFO L276 IsEmpty]: Start isEmpty. Operand 1687 states and 1893 transitions. [2023-11-19 03:39:48,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 03:39:48,744 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:48,745 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:48,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:48,850 INFO L262 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:39:48,854 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:39:48,875 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 [2023-11-19 03:39:48,999 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:39:49,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:49,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1895 states to 1688 states and 1895 transitions. [2023-11-19 03:39:49,104 INFO L276 IsEmpty]: Start isEmpty. Operand 1688 states and 1895 transitions. [2023-11-19 03:39:49,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 03:39:49,106 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:49,106 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:49,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:49,220 INFO L262 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:39:49,224 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:39:49,230 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:39:49,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:49,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1894 states to 1688 states and 1894 transitions. [2023-11-19 03:39:49,307 INFO L276 IsEmpty]: Start isEmpty. Operand 1688 states and 1894 transitions. [2023-11-19 03:39:49,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 03:39:49,308 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:49,309 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:49,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:49,421 INFO L262 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:39:49,425 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:39:49,437 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:39:49,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:49,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1893 states to 1687 states and 1893 transitions. [2023-11-19 03:39:49,465 INFO L276 IsEmpty]: Start isEmpty. Operand 1687 states and 1893 transitions. [2023-11-19 03:39:49,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 03:39:49,468 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:49,468 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:49,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:49,578 INFO L262 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:39:49,583 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:39:49,598 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 [2023-11-19 03:39:49,696 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:39:49,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:49,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1895 states to 1688 states and 1895 transitions. [2023-11-19 03:39:49,903 INFO L276 IsEmpty]: Start isEmpty. Operand 1688 states and 1895 transitions. [2023-11-19 03:39:49,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 03:39:49,904 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:49,904 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:50,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:50,004 INFO L262 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:39:50,008 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:39:50,056 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:39:50,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:50,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1901 states to 1691 states and 1901 transitions. [2023-11-19 03:39:50,254 INFO L276 IsEmpty]: Start isEmpty. Operand 1691 states and 1901 transitions. [2023-11-19 03:39:50,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 03:39:50,254 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:50,255 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:50,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:50,360 INFO L262 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:39:50,365 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:39:50,373 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:39:50,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:50,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1900 states to 1690 states and 1900 transitions. [2023-11-19 03:39:50,401 INFO L276 IsEmpty]: Start isEmpty. Operand 1690 states and 1900 transitions. [2023-11-19 03:39:50,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 03:39:50,402 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:50,402 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:50,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:50,501 INFO L262 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:39:50,505 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:39:50,514 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 [2023-11-19 03:39:50,621 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:39:50,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:50,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1902 states to 1691 states and 1902 transitions. [2023-11-19 03:39:50,881 INFO L276 IsEmpty]: Start isEmpty. Operand 1691 states and 1902 transitions. [2023-11-19 03:39:50,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 03:39:50,882 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:50,883 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:50,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:50,986 INFO L262 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:39:50,990 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:39:51,000 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:39:51,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:51,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1901 states to 1690 states and 1901 transitions. [2023-11-19 03:39:51,027 INFO L276 IsEmpty]: Start isEmpty. Operand 1690 states and 1901 transitions. [2023-11-19 03:39:51,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 03:39:51,028 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:51,028 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:51,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:51,135 INFO L262 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:39:51,139 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:39:51,154 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 [2023-11-19 03:39:51,257 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:39:51,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:51,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1903 states to 1691 states and 1903 transitions. [2023-11-19 03:39:51,500 INFO L276 IsEmpty]: Start isEmpty. Operand 1691 states and 1903 transitions. [2023-11-19 03:39:51,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 03:39:51,500 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:51,501 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:51,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:51,599 INFO L262 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:39:51,602 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:39:51,617 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:39:51,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:51,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1907 states to 1694 states and 1907 transitions. [2023-11-19 03:39:51,660 INFO L276 IsEmpty]: Start isEmpty. Operand 1694 states and 1907 transitions. [2023-11-19 03:39:51,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 03:39:51,661 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:51,661 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:51,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:51,767 INFO L262 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:39:51,770 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:39:51,782 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:39:51,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:51,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1906 states to 1693 states and 1906 transitions. [2023-11-19 03:39:51,808 INFO L276 IsEmpty]: Start isEmpty. Operand 1693 states and 1906 transitions. [2023-11-19 03:39:51,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 03:39:51,808 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:51,809 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:51,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:51,924 INFO L262 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:39:51,933 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:39:51,950 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 [2023-11-19 03:39:52,068 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:39:52,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:52,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1908 states to 1694 states and 1908 transitions. [2023-11-19 03:39:52,352 INFO L276 IsEmpty]: Start isEmpty. Operand 1694 states and 1908 transitions. [2023-11-19 03:39:52,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 03:39:52,353 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:52,353 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:52,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:52,453 INFO L262 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:39:52,456 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:39:52,537 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 [2023-11-19 03:39:52,650 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:39:52,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:52,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1911 states to 1695 states and 1911 transitions. [2023-11-19 03:39:52,734 INFO L276 IsEmpty]: Start isEmpty. Operand 1695 states and 1911 transitions. [2023-11-19 03:39:52,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 03:39:52,735 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:52,735 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:52,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:52,833 INFO L262 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:39:52,836 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:39:52,847 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:39:53,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:53,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1910 states to 1695 states and 1910 transitions. [2023-11-19 03:39:53,045 INFO L276 IsEmpty]: Start isEmpty. Operand 1695 states and 1910 transitions. [2023-11-19 03:39:53,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 03:39:53,045 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:53,046 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:53,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:53,143 INFO L262 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:39:53,146 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:39:53,163 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:39:53,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:53,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1914 states to 1698 states and 1914 transitions. [2023-11-19 03:39:53,203 INFO L276 IsEmpty]: Start isEmpty. Operand 1698 states and 1914 transitions. [2023-11-19 03:39:53,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 03:39:53,203 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:53,203 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:53,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:53,296 INFO L262 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:39:53,298 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:39:53,311 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:39:53,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:53,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1913 states to 1697 states and 1913 transitions. [2023-11-19 03:39:53,344 INFO L276 IsEmpty]: Start isEmpty. Operand 1697 states and 1913 transitions. [2023-11-19 03:39:53,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 03:39:53,345 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:53,345 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:53,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:53,440 INFO L262 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:39:53,443 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:39:53,451 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 [2023-11-19 03:39:53,557 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:39:53,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:53,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1915 states to 1698 states and 1915 transitions. [2023-11-19 03:39:53,829 INFO L276 IsEmpty]: Start isEmpty. Operand 1698 states and 1915 transitions. [2023-11-19 03:39:53,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 03:39:53,829 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:53,829 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:53,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:53,933 INFO L262 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:39:53,941 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:39:53,960 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:39:53,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:53,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1914 states to 1697 states and 1914 transitions. [2023-11-19 03:39:53,990 INFO L276 IsEmpty]: Start isEmpty. Operand 1697 states and 1914 transitions. [2023-11-19 03:39:53,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 03:39:53,991 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:53,991 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:54,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:54,095 INFO L262 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:39:54,099 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:39:54,108 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 [2023-11-19 03:39:54,227 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:39:54,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:54,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1916 states to 1698 states and 1916 transitions. [2023-11-19 03:39:54,557 INFO L276 IsEmpty]: Start isEmpty. Operand 1698 states and 1916 transitions. [2023-11-19 03:39:54,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 03:39:54,560 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:54,561 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:54,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:54,685 INFO L262 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:39:54,688 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:39:54,710 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:39:54,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:54,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1920 states to 1701 states and 1920 transitions. [2023-11-19 03:39:54,757 INFO L276 IsEmpty]: Start isEmpty. Operand 1701 states and 1920 transitions. [2023-11-19 03:39:54,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 03:39:54,757 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:54,758 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:54,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:54,927 INFO L262 TraceCheckSpWp]: Trace formula consists of 158 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:39:54,930 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:39:54,947 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:39:54,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:54,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1919 states to 1700 states and 1919 transitions. [2023-11-19 03:39:54,973 INFO L276 IsEmpty]: Start isEmpty. Operand 1700 states and 1919 transitions. [2023-11-19 03:39:54,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 03:39:54,974 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:54,974 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:55,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:55,088 INFO L262 TraceCheckSpWp]: Trace formula consists of 158 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:39:55,091 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:39:55,103 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 [2023-11-19 03:39:55,265 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:39:55,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:55,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1921 states to 1701 states and 1921 transitions. [2023-11-19 03:39:55,605 INFO L276 IsEmpty]: Start isEmpty. Operand 1701 states and 1921 transitions. [2023-11-19 03:39:55,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 03:39:55,605 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:55,606 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:55,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:55,721 INFO L262 TraceCheckSpWp]: Trace formula consists of 164 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:39:55,724 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:39:55,742 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:39:55,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:55,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1920 states to 1700 states and 1920 transitions. [2023-11-19 03:39:55,770 INFO L276 IsEmpty]: Start isEmpty. Operand 1700 states and 1920 transitions. [2023-11-19 03:39:55,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 03:39:55,770 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:55,770 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:55,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:55,882 INFO L262 TraceCheckSpWp]: Trace formula consists of 164 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:39:55,885 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:39:55,901 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 [2023-11-19 03:39:56,042 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:39:56,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:56,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1922 states to 1701 states and 1922 transitions. [2023-11-19 03:39:56,370 INFO L276 IsEmpty]: Start isEmpty. Operand 1701 states and 1922 transitions. [2023-11-19 03:39:56,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 03:39:56,370 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:56,370 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:56,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:56,471 INFO L262 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:39:56,474 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:39:56,498 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:39:56,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:56,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1926 states to 1704 states and 1926 transitions. [2023-11-19 03:39:56,551 INFO L276 IsEmpty]: Start isEmpty. Operand 1704 states and 1926 transitions. [2023-11-19 03:39:56,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 03:39:56,552 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:56,552 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:56,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:56,668 INFO L262 TraceCheckSpWp]: Trace formula consists of 170 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:39:56,672 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:39:56,684 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 [2023-11-19 03:39:56,840 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:39:56,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:56,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1929 states to 1705 states and 1929 transitions. [2023-11-19 03:39:56,951 INFO L276 IsEmpty]: Start isEmpty. Operand 1705 states and 1929 transitions. [2023-11-19 03:39:56,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 03:39:56,951 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:56,952 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:57,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:57,062 INFO L262 TraceCheckSpWp]: Trace formula consists of 170 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:39:57,064 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:39:57,085 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:39:57,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:57,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1928 states to 1705 states and 1928 transitions. [2023-11-19 03:39:57,335 INFO L276 IsEmpty]: Start isEmpty. Operand 1705 states and 1928 transitions. [2023-11-19 03:39:57,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 03:39:57,335 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:57,335 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:57,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:57,499 INFO L262 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:39:57,502 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:39:57,533 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:39:57,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:57,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1932 states to 1708 states and 1932 transitions. [2023-11-19 03:39:57,578 INFO L276 IsEmpty]: Start isEmpty. Operand 1708 states and 1932 transitions. [2023-11-19 03:39:57,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 03:39:57,578 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:57,579 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:57,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:57,679 INFO L262 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 03:39:57,682 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:39:57,688 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 [2023-11-19 03:39:57,725 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:39:58,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:58,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1950 states to 1724 states and 1950 transitions. [2023-11-19 03:39:58,159 INFO L276 IsEmpty]: Start isEmpty. Operand 1724 states and 1950 transitions. [2023-11-19 03:39:58,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 03:39:58,160 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:58,160 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:58,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:58,258 INFO L262 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-19 03:39:58,261 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:39:58,268 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 [2023-11-19 03:39:58,367 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:39:58,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:58,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1975 states to 1740 states and 1975 transitions. [2023-11-19 03:39:58,928 INFO L276 IsEmpty]: Start isEmpty. Operand 1740 states and 1975 transitions. [2023-11-19 03:39:58,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 03:39:58,929 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:58,929 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:59,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:59,067 INFO L262 TraceCheckSpWp]: Trace formula consists of 184 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:39:59,069 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:39:59,071 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:40:04,740 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.66s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 03:40:04,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:04,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1973 states to 1740 states and 1973 transitions. [2023-11-19 03:40:04,759 INFO L276 IsEmpty]: Start isEmpty. Operand 1740 states and 1973 transitions. [2023-11-19 03:40:04,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 03:40:04,760 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:04,760 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:04,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:04,926 INFO L262 TraceCheckSpWp]: Trace formula consists of 193 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-19 03:40:04,930 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:40:04,947 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 03:40:05,119 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:40:16,751 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-19 03:40:24,397 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 7.65s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-19 03:40:24,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:24,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1992 states to 1755 states and 1992 transitions. [2023-11-19 03:40:24,814 INFO L276 IsEmpty]: Start isEmpty. Operand 1755 states and 1992 transitions. [2023-11-19 03:40:24,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 03:40:24,815 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:24,815 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:24,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:24,976 INFO L262 TraceCheckSpWp]: Trace formula consists of 193 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 03:40:24,978 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:40:25,009 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.