./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test7-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_023d05ed-a7c5-4bf7-a706-9ea4db281be4/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_023d05ed-a7c5-4bf7-a706-9ea4db281be4/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_023d05ed-a7c5-4bf7-a706-9ea4db281be4/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_023d05ed-a7c5-4bf7-a706-9ea4db281be4/bin/ukojak-verify-G8NBE6pJGL/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test7-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_023d05ed-a7c5-4bf7-a706-9ea4db281be4/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_023d05ed-a7c5-4bf7-a706-9ea4db281be4/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 22b4144b7005899e18ff8135fa52f12863f7106dbe1ddb808d25d8593c5f8fc4 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:45:44,907 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:45:44,983 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_023d05ed-a7c5-4bf7-a706-9ea4db281be4/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-19 02:45:44,988 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 02:45:44,989 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 02:45:45,015 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:45:45,017 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:45:45,017 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:45:45,018 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:45:45,019 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:45:45,019 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:45:45,020 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:45:45,020 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:45:45,021 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 02:45:45,021 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 02:45:45,022 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 02:45:45,022 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:45:45,023 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 02:45:45,023 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:45:45,024 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:45:45,025 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:45:45,031 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:45:45,031 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:45:45,032 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:45:45,032 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:45:45,033 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:45:45,033 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:45:45,034 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 02:45:45,034 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 02:45:45,035 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_023d05ed-a7c5-4bf7-a706-9ea4db281be4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_023d05ed-a7c5-4bf7-a706-9ea4db281be4/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 22b4144b7005899e18ff8135fa52f12863f7106dbe1ddb808d25d8593c5f8fc4 [2023-11-19 02:45:45,295 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:45:45,331 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:45:45,334 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:45:45,336 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:45:45,337 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:45:45,338 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_023d05ed-a7c5-4bf7-a706-9ea4db281be4/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test7-1.i [2023-11-19 02:45:48,457 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:45:48,821 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:45:48,822 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_023d05ed-a7c5-4bf7-a706-9ea4db281be4/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test7-1.i [2023-11-19 02:45:48,843 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_023d05ed-a7c5-4bf7-a706-9ea4db281be4/bin/ukojak-verify-G8NBE6pJGL/data/e498a70b9/5733439910ae499b81e0b76c91ba0af8/FLAG7502724ea [2023-11-19 02:45:48,859 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_023d05ed-a7c5-4bf7-a706-9ea4db281be4/bin/ukojak-verify-G8NBE6pJGL/data/e498a70b9/5733439910ae499b81e0b76c91ba0af8 [2023-11-19 02:45:48,863 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:45:48,864 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:45:48,866 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:45:48,866 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:45:48,872 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:45:48,873 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:45:48" (1/1) ... [2023-11-19 02:45:48,874 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c83bca6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:45:48, skipping insertion in model container [2023-11-19 02:45:48,874 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:45:48" (1/1) ... [2023-11-19 02:45:48,954 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:45:49,617 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:45:49,638 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:45:49,777 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:45:49,815 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:45:49,823 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:45:49,824 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:45:49 WrapperNode [2023-11-19 02:45:49,824 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:45:49,825 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:45:49,826 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:45:49,826 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:45:49,834 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:45:49" (1/1) ... [2023-11-19 02:45:49,875 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:45:49" (1/1) ... [2023-11-19 02:45:49,994 INFO L138 Inliner]: procedures = 176, calls = 280, calls flagged for inlining = 8, calls inlined = 7, statements flattened = 1365 [2023-11-19 02:45:50,007 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:45:50,009 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:45:50,009 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:45:50,010 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:45:50,020 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:45:49" (1/1) ... [2023-11-19 02:45:50,020 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:45:49" (1/1) ... [2023-11-19 02:45:50,033 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:45:49" (1/1) ... [2023-11-19 02:45:50,033 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:45:49" (1/1) ... [2023-11-19 02:45:50,089 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:45:49" (1/1) ... [2023-11-19 02:45:50,106 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:45:49" (1/1) ... [2023-11-19 02:45:50,112 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:45:49" (1/1) ... [2023-11-19 02:45:50,119 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:45:49" (1/1) ... [2023-11-19 02:45:50,132 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:45:50,132 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:45:50,133 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:45:50,133 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:45:50,134 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:45:49" (1/1) ... [2023-11-19 02:45:50,139 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:45:50,152 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_023d05ed-a7c5-4bf7-a706-9ea4db281be4/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:45:50,166 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_023d05ed-a7c5-4bf7-a706-9ea4db281be4/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:45:50,186 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_023d05ed-a7c5-4bf7-a706-9ea4db281be4/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:45:50,212 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 02:45:50,212 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 02:45:50,212 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 02:45:50,212 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:45:50,212 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 02:45:50,213 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 02:45:50,213 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-19 02:45:50,213 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 02:45:50,213 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 02:45:50,213 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 02:45:50,213 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:45:50,214 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:45:50,453 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:45:50,455 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:45:52,987 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:45:54,588 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:45:54,588 INFO L302 CfgBuilder]: Removed 63 assume(true) statements. [2023-11-19 02:45:54,605 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:45:54 BoogieIcfgContainer [2023-11-19 02:45:54,607 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:45:54,607 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:45:54,608 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:45:54,618 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:45:54,618 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:45:54" (1/1) ... [2023-11-19 02:45:54,630 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 02:45:54,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:45:54,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1071 states to 952 states and 1071 transitions. [2023-11-19 02:45:54,707 INFO L276 IsEmpty]: Start isEmpty. Operand 952 states and 1071 transitions. [2023-11-19 02:45:54,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-11-19 02:45:54,711 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:45:54,712 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:45:54,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:45:54,922 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:45:54,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:45:54,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1070 states to 951 states and 1070 transitions. [2023-11-19 02:45:54,993 INFO L276 IsEmpty]: Start isEmpty. Operand 951 states and 1070 transitions. [2023-11-19 02:45:54,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-11-19 02:45:54,993 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:45:54,994 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:45:55,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:45:55,110 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 02:45:55,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:45:55,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1069 states to 950 states and 1069 transitions. [2023-11-19 02:45:55,184 INFO L276 IsEmpty]: Start isEmpty. Operand 950 states and 1069 transitions. [2023-11-19 02:45:55,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 02:45:55,185 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:45:55,185 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:45:55,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:45:55,231 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 02:45:55,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:45:55,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1067 states to 949 states and 1067 transitions. [2023-11-19 02:45:55,258 INFO L276 IsEmpty]: Start isEmpty. Operand 949 states and 1067 transitions. [2023-11-19 02:45:55,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 02:45:55,258 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:45:55,259 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:45:55,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:45:55,334 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 02:45:55,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:45:55,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1066 states to 948 states and 1066 transitions. [2023-11-19 02:45:55,458 INFO L276 IsEmpty]: Start isEmpty. Operand 948 states and 1066 transitions. [2023-11-19 02:45:55,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 02:45:55,459 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:45:55,459 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:45:55,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:45:55,545 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 02:45:55,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:45:55,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1065 states to 947 states and 1065 transitions. [2023-11-19 02:45:55,570 INFO L276 IsEmpty]: Start isEmpty. Operand 947 states and 1065 transitions. [2023-11-19 02:45:55,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 02:45:55,570 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:45:55,571 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:45:55,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:45:55,725 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 02:45:55,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:45:55,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1070 states to 950 states and 1070 transitions. [2023-11-19 02:45:55,840 INFO L276 IsEmpty]: Start isEmpty. Operand 950 states and 1070 transitions. [2023-11-19 02:45:55,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 02:45:55,840 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:45:55,841 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:45:55,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:45:55,867 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 02:45:55,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:45:55,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1069 states to 949 states and 1069 transitions. [2023-11-19 02:45:55,884 INFO L276 IsEmpty]: Start isEmpty. Operand 949 states and 1069 transitions. [2023-11-19 02:45:55,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 02:45:55,885 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:45:55,885 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:45:55,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:45:55,921 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 02:45:55,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:45:55,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1070 states to 950 states and 1070 transitions. [2023-11-19 02:45:55,951 INFO L276 IsEmpty]: Start isEmpty. Operand 950 states and 1070 transitions. [2023-11-19 02:45:55,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 02:45:55,952 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:45:55,952 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:45:55,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:45:56,004 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 02:45:56,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:45:56,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1072 states to 951 states and 1072 transitions. [2023-11-19 02:45:56,155 INFO L276 IsEmpty]: Start isEmpty. Operand 951 states and 1072 transitions. [2023-11-19 02:45:56,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 02:45:56,156 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:45:56,156 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:45:56,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:45:56,269 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 02:45:56,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:45:56,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1074 states to 952 states and 1074 transitions. [2023-11-19 02:45:56,520 INFO L276 IsEmpty]: Start isEmpty. Operand 952 states and 1074 transitions. [2023-11-19 02:45:56,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 02:45:56,521 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:45:56,521 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:45:56,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:45:56,547 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 02:45:56,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:45:56,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1072 states to 951 states and 1072 transitions. [2023-11-19 02:45:56,568 INFO L276 IsEmpty]: Start isEmpty. Operand 951 states and 1072 transitions. [2023-11-19 02:45:56,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 02:45:56,569 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:45:56,569 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:45:56,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:45:56,623 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 02:45:56,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:45:56,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1071 states to 950 states and 1071 transitions. [2023-11-19 02:45:56,654 INFO L276 IsEmpty]: Start isEmpty. Operand 950 states and 1071 transitions. [2023-11-19 02:45:56,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 02:45:56,654 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:45:56,655 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:45:56,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:45:56,728 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:45:56,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:45:56,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1073 states to 951 states and 1073 transitions. [2023-11-19 02:45:56,894 INFO L276 IsEmpty]: Start isEmpty. Operand 951 states and 1073 transitions. [2023-11-19 02:45:56,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 02:45:56,896 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:45:56,896 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:45:56,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:45:56,938 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 02:45:57,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:45:57,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1074 states to 952 states and 1074 transitions. [2023-11-19 02:45:57,131 INFO L276 IsEmpty]: Start isEmpty. Operand 952 states and 1074 transitions. [2023-11-19 02:45:57,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 02:45:57,133 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:45:57,133 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:45:57,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:45:57,174 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 02:45:57,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:45:57,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1073 states to 951 states and 1073 transitions. [2023-11-19 02:45:57,197 INFO L276 IsEmpty]: Start isEmpty. Operand 951 states and 1073 transitions. [2023-11-19 02:45:57,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 02:45:57,198 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:45:57,198 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:45:57,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:45:57,250 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 02:45:57,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:45:57,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1072 states to 950 states and 1072 transitions. [2023-11-19 02:45:57,276 INFO L276 IsEmpty]: Start isEmpty. Operand 950 states and 1072 transitions. [2023-11-19 02:45:57,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 02:45:57,277 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:45:57,277 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:45:57,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:45:57,305 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:45:57,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:45:57,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1071 states to 949 states and 1071 transitions. [2023-11-19 02:45:57,441 INFO L276 IsEmpty]: Start isEmpty. Operand 949 states and 1071 transitions. [2023-11-19 02:45:57,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 02:45:57,442 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:45:57,442 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:45:57,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:45:57,595 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 02:45:57,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:45:57,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1075 states to 952 states and 1075 transitions. [2023-11-19 02:45:57,924 INFO L276 IsEmpty]: Start isEmpty. Operand 952 states and 1075 transitions. [2023-11-19 02:45:57,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 02:45:57,924 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:45:57,925 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:45:57,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:45:58,030 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 02:45:58,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:45:58,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1078 states to 954 states and 1078 transitions. [2023-11-19 02:45:58,384 INFO L276 IsEmpty]: Start isEmpty. Operand 954 states and 1078 transitions. [2023-11-19 02:45:58,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 02:45:58,384 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:45:58,385 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:45:58,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:45:58,464 INFO L262 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 02:45:58,471 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:45:58,481 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 02:45:58,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:45:58,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1076 states to 954 states and 1076 transitions. [2023-11-19 02:45:58,495 INFO L276 IsEmpty]: Start isEmpty. Operand 954 states and 1076 transitions. [2023-11-19 02:45:58,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 02:45:58,496 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:45:58,496 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:45:58,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:45:58,567 INFO L262 TraceCheckSpWp]: Trace formula consists of 123 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 02:45:58,570 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:45:58,575 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 02:45:58,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:45:58,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1072 states to 954 states and 1072 transitions. [2023-11-19 02:45:58,589 INFO L276 IsEmpty]: Start isEmpty. Operand 954 states and 1072 transitions. [2023-11-19 02:45:58,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 02:45:58,591 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:45:58,591 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:45:58,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:45:58,659 INFO L262 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 02:45:58,662 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:45:58,668 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 02:45:58,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:45:58,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1070 states to 954 states and 1070 transitions. [2023-11-19 02:45:58,681 INFO L276 IsEmpty]: Start isEmpty. Operand 954 states and 1070 transitions. [2023-11-19 02:45:58,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 02:45:58,686 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:45:58,686 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:45:58,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:45:58,757 INFO L262 TraceCheckSpWp]: Trace formula consists of 136 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 02:45:58,760 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:45:58,810 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 02:45:58,880 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 02:45:58,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:45:58,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1074 states to 956 states and 1074 transitions. [2023-11-19 02:45:58,955 INFO L276 IsEmpty]: Start isEmpty. Operand 956 states and 1074 transitions. [2023-11-19 02:45:58,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 02:45:58,956 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:45:58,956 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:45:59,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:45:59,066 INFO L262 TraceCheckSpWp]: Trace formula consists of 136 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-19 02:45:59,069 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:45:59,087 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 02:45:59,193 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 02:45:59,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:45:59,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1081 states to 961 states and 1081 transitions. [2023-11-19 02:45:59,466 INFO L276 IsEmpty]: Start isEmpty. Operand 961 states and 1081 transitions. [2023-11-19 02:45:59,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 02:45:59,467 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:45:59,467 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:45:59,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:45:59,547 INFO L262 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:45:59,550 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:45:59,641 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 02:45:59,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:45:59,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1087 states to 963 states and 1087 transitions. [2023-11-19 02:45:59,970 INFO L276 IsEmpty]: Start isEmpty. Operand 963 states and 1087 transitions. [2023-11-19 02:45:59,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 02:45:59,971 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:45:59,971 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:46:00,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:46:00,047 INFO L262 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:46:00,049 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:46:00,056 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 02:46:00,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:46:00,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1086 states to 962 states and 1086 transitions. [2023-11-19 02:46:00,077 INFO L276 IsEmpty]: Start isEmpty. Operand 962 states and 1086 transitions. [2023-11-19 02:46:00,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 02:46:00,078 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:46:00,079 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:46:00,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:46:00,152 INFO L262 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 02:46:00,154 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:46:00,164 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 02:46:00,325 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 02:46:00,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:46:00,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1087 states to 963 states and 1087 transitions. [2023-11-19 02:46:00,468 INFO L276 IsEmpty]: Start isEmpty. Operand 963 states and 1087 transitions. [2023-11-19 02:46:00,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 02:46:00,469 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:46:00,469 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:46:00,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:46:00,543 INFO L262 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:46:00,545 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:46:00,555 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 02:46:00,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:46:00,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1086 states to 962 states and 1086 transitions. [2023-11-19 02:46:00,577 INFO L276 IsEmpty]: Start isEmpty. Operand 962 states and 1086 transitions. [2023-11-19 02:46:00,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 02:46:00,577 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:46:00,578 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:46:00,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:46:00,662 INFO L262 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 02:46:00,665 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:46:00,676 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 02:46:00,784 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 02:46:01,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:46:01,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1088 states to 963 states and 1088 transitions. [2023-11-19 02:46:01,127 INFO L276 IsEmpty]: Start isEmpty. Operand 963 states and 1088 transitions. [2023-11-19 02:46:01,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 02:46:01,127 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:46:01,128 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:46:01,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:46:01,195 INFO L262 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 02:46:01,197 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:46:01,264 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 02:46:01,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:46:01,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1094 states to 966 states and 1094 transitions. [2023-11-19 02:46:01,495 INFO L276 IsEmpty]: Start isEmpty. Operand 966 states and 1094 transitions. [2023-11-19 02:46:01,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 02:46:01,495 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:46:01,495 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:46:01,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:46:01,571 INFO L262 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:46:01,572 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:46:01,580 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 02:46:01,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:46:01,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1093 states to 965 states and 1093 transitions. [2023-11-19 02:46:01,612 INFO L276 IsEmpty]: Start isEmpty. Operand 965 states and 1093 transitions. [2023-11-19 02:46:01,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 02:46:01,612 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:46:01,612 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:46:01,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:46:01,683 INFO L262 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 02:46:01,686 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:46:01,696 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 02:46:01,834 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 02:46:02,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:46:02,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1095 states to 966 states and 1095 transitions. [2023-11-19 02:46:02,165 INFO L276 IsEmpty]: Start isEmpty. Operand 966 states and 1095 transitions. [2023-11-19 02:46:02,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 02:46:02,165 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:46:02,165 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:46:02,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:46:02,235 INFO L262 TraceCheckSpWp]: Trace formula consists of 160 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:46:02,237 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:46:02,249 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 02:46:02,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:46:02,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1094 states to 965 states and 1094 transitions. [2023-11-19 02:46:02,268 INFO L276 IsEmpty]: Start isEmpty. Operand 965 states and 1094 transitions. [2023-11-19 02:46:02,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 02:46:02,269 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:46:02,269 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:46:02,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:46:02,340 INFO L262 TraceCheckSpWp]: Trace formula consists of 160 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 02:46:02,342 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:46:02,348 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 02:46:02,486 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 02:46:02,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:46:02,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1096 states to 966 states and 1096 transitions. [2023-11-19 02:46:02,834 INFO L276 IsEmpty]: Start isEmpty. Operand 966 states and 1096 transitions. [2023-11-19 02:46:02,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 02:46:02,835 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:46:02,835 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:46:02,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:46:02,929 INFO L262 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 02:46:02,931 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:46:02,943 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 02:46:02,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:46:02,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1100 states to 969 states and 1100 transitions. [2023-11-19 02:46:02,973 INFO L276 IsEmpty]: Start isEmpty. Operand 969 states and 1100 transitions. [2023-11-19 02:46:02,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 02:46:02,973 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:46:02,974 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:46:03,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:46:03,043 INFO L262 TraceCheckSpWp]: Trace formula consists of 166 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:46:03,045 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:46:03,057 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 02:46:03,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:46:03,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1099 states to 968 states and 1099 transitions. [2023-11-19 02:46:03,076 INFO L276 IsEmpty]: Start isEmpty. Operand 968 states and 1099 transitions. [2023-11-19 02:46:03,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 02:46:03,076 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:46:03,076 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:46:03,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:46:03,147 INFO L262 TraceCheckSpWp]: Trace formula consists of 166 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 02:46:03,150 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:46:03,159 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 02:46:03,289 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 02:46:03,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:46:03,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1101 states to 969 states and 1101 transitions. [2023-11-19 02:46:03,644 INFO L276 IsEmpty]: Start isEmpty. Operand 969 states and 1101 transitions. [2023-11-19 02:46:03,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 02:46:03,645 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:46:03,645 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:46:03,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:46:03,717 INFO L262 TraceCheckSpWp]: Trace formula consists of 172 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:46:03,719 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:46:03,729 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 02:46:03,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:46:03,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1100 states to 968 states and 1100 transitions. [2023-11-19 02:46:03,758 INFO L276 IsEmpty]: Start isEmpty. Operand 968 states and 1100 transitions. [2023-11-19 02:46:03,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 02:46:03,759 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:46:03,759 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:46:03,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:46:03,832 INFO L262 TraceCheckSpWp]: Trace formula consists of 172 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 02:46:03,834 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:46:03,843 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 02:46:03,974 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 02:46:04,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:46:04,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1102 states to 969 states and 1102 transitions. [2023-11-19 02:46:04,330 INFO L276 IsEmpty]: Start isEmpty. Operand 969 states and 1102 transitions. [2023-11-19 02:46:04,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 02:46:04,331 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:46:04,331 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:46:04,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:46:04,403 INFO L262 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 02:46:04,405 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:46:04,420 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 02:46:04,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:46:04,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1106 states to 972 states and 1106 transitions. [2023-11-19 02:46:04,450 INFO L276 IsEmpty]: Start isEmpty. Operand 972 states and 1106 transitions. [2023-11-19 02:46:04,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 02:46:04,450 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:46:04,451 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:46:04,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:46:04,553 INFO L262 TraceCheckSpWp]: Trace formula consists of 178 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:46:04,555 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:46:04,572 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 02:46:04,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:46:04,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1105 states to 971 states and 1105 transitions. [2023-11-19 02:46:04,596 INFO L276 IsEmpty]: Start isEmpty. Operand 971 states and 1105 transitions. [2023-11-19 02:46:04,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 02:46:04,597 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:46:04,597 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:46:04,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:46:04,674 INFO L262 TraceCheckSpWp]: Trace formula consists of 178 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 02:46:04,676 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:46:04,684 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 02:46:04,827 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 02:46:05,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:46:05,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1107 states to 972 states and 1107 transitions. [2023-11-19 02:46:05,163 INFO L276 IsEmpty]: Start isEmpty. Operand 972 states and 1107 transitions. [2023-11-19 02:46:05,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 02:46:05,164 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:46:05,164 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:46:05,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:46:05,238 INFO L262 TraceCheckSpWp]: Trace formula consists of 184 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:46:05,239 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:46:05,252 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:46:05,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:46:05,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1106 states to 971 states and 1106 transitions. [2023-11-19 02:46:05,272 INFO L276 IsEmpty]: Start isEmpty. Operand 971 states and 1106 transitions. [2023-11-19 02:46:05,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 02:46:05,272 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:46:05,272 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:46:05,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:46:05,345 INFO L262 TraceCheckSpWp]: Trace formula consists of 184 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 02:46:05,347 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:46:05,362 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 02:46:05,525 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 02:46:05,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:46:05,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1108 states to 972 states and 1108 transitions. [2023-11-19 02:46:05,880 INFO L276 IsEmpty]: Start isEmpty. Operand 972 states and 1108 transitions. [2023-11-19 02:46:05,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 02:46:05,880 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:46:05,881 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:46:05,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:46:05,961 INFO L262 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 02:46:05,962 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:46:05,980 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 02:46:06,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:46:06,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1112 states to 975 states and 1112 transitions. [2023-11-19 02:46:06,011 INFO L276 IsEmpty]: Start isEmpty. Operand 975 states and 1112 transitions. [2023-11-19 02:46:06,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 02:46:06,011 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:46:06,011 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:46:06,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:46:06,087 INFO L262 TraceCheckSpWp]: Trace formula consists of 190 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:46:06,089 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:46:06,102 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 02:46:06,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:46:06,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1111 states to 974 states and 1111 transitions. [2023-11-19 02:46:06,122 INFO L276 IsEmpty]: Start isEmpty. Operand 974 states and 1111 transitions. [2023-11-19 02:46:06,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 02:46:06,123 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:46:06,123 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:46:06,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:46:06,243 INFO L262 TraceCheckSpWp]: Trace formula consists of 190 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 02:46:06,246 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:46:06,257 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 02:46:06,415 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 02:46:06,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:46:06,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1113 states to 975 states and 1113 transitions. [2023-11-19 02:46:06,792 INFO L276 IsEmpty]: Start isEmpty. Operand 975 states and 1113 transitions. [2023-11-19 02:46:06,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 02:46:06,792 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:46:06,793 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:46:06,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:46:06,881 INFO L262 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:46:06,882 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:46:06,904 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 02:46:06,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:46:06,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1112 states to 974 states and 1112 transitions. [2023-11-19 02:46:06,925 INFO L276 IsEmpty]: Start isEmpty. Operand 974 states and 1112 transitions. [2023-11-19 02:46:06,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 02:46:06,925 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:46:06,926 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:46:07,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:46:07,017 INFO L262 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 02:46:07,019 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:46:07,026 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 02:46:07,187 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 02:46:07,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:46:07,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1114 states to 975 states and 1114 transitions. [2023-11-19 02:46:07,586 INFO L276 IsEmpty]: Start isEmpty. Operand 975 states and 1114 transitions. [2023-11-19 02:46:07,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 02:46:07,586 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:46:07,586 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:46:07,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:46:07,659 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 02:46:07,661 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:46:07,683 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 02:46:07,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:46:07,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1118 states to 978 states and 1118 transitions. [2023-11-19 02:46:07,719 INFO L276 IsEmpty]: Start isEmpty. Operand 978 states and 1118 transitions. [2023-11-19 02:46:07,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 02:46:07,720 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:46:07,720 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:46:07,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:46:07,796 INFO L262 TraceCheckSpWp]: Trace formula consists of 202 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:46:07,798 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:46:07,814 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 02:46:07,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:46:07,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1117 states to 977 states and 1117 transitions. [2023-11-19 02:46:07,835 INFO L276 IsEmpty]: Start isEmpty. Operand 977 states and 1117 transitions. [2023-11-19 02:46:07,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 02:46:07,835 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:46:07,836 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:46:07,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:46:07,911 INFO L262 TraceCheckSpWp]: Trace formula consists of 202 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 02:46:07,913 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:46:07,919 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 02:46:08,089 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 02:46:08,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:46:08,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1119 states to 978 states and 1119 transitions. [2023-11-19 02:46:08,551 INFO L276 IsEmpty]: Start isEmpty. Operand 978 states and 1119 transitions. [2023-11-19 02:46:08,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-19 02:46:08,552 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:46:08,552 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:46:08,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:46:08,625 INFO L262 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 02:46:08,627 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:46:08,658 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 02:46:08,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:46:08,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1123 states to 981 states and 1123 transitions. [2023-11-19 02:46:08,690 INFO L276 IsEmpty]: Start isEmpty. Operand 981 states and 1123 transitions. [2023-11-19 02:46:08,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 02:46:08,690 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:46:08,690 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:46:08,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:46:08,756 INFO L262 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 02:46:08,757 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:46:08,761 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 6 treesize of output 5 [2023-11-19 02:46:08,795 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 02:46:09,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:46:09,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1141 states to 997 states and 1141 transitions. [2023-11-19 02:46:09,304 INFO L276 IsEmpty]: Start isEmpty. Operand 997 states and 1141 transitions. [2023-11-19 02:46:09,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 02:46:09,304 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:46:09,304 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:46:09,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:46:09,379 INFO L262 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-19 02:46:09,381 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:46:09,388 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 02:46:09,472 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 02:46:10,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:46:10,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1166 states to 1013 states and 1166 transitions. [2023-11-19 02:46:10,093 INFO L276 IsEmpty]: Start isEmpty. Operand 1013 states and 1166 transitions. [2023-11-19 02:46:10,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 02:46:10,093 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:46:10,093 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:46:10,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:46:10,177 INFO L262 TraceCheckSpWp]: Trace formula consists of 216 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 02:46:10,178 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:46:10,180 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 02:46:11,924 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.73s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 02:46:11,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:46:11,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1164 states to 1013 states and 1164 transitions. [2023-11-19 02:46:11,931 INFO L276 IsEmpty]: Start isEmpty. Operand 1013 states and 1164 transitions. [2023-11-19 02:46:11,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 02:46:11,932 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:46:11,932 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:46:12,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:46:12,092 INFO L262 TraceCheckSpWp]: Trace formula consists of 225 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-19 02:46:12,094 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:46:12,104 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 02:46:12,303 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:46:24,159 WARN L539 Checker$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 02:46:25,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:46:25,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1184 states to 1028 states and 1184 transitions. [2023-11-19 02:46:25,043 INFO L276 IsEmpty]: Start isEmpty. Operand 1028 states and 1184 transitions. [2023-11-19 02:46:25,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 02:46:25,043 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:46:25,043 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:46:25,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:46:25,162 INFO L262 TraceCheckSpWp]: Trace formula consists of 225 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 02:46:25,164 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:46:25,191 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 02:46:35,376 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.06s for a HTC check with result VALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-19 02:46:36,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:46:36,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1180 states to 1026 states and 1180 transitions. [2023-11-19 02:46:36,296 INFO L276 IsEmpty]: Start isEmpty. Operand 1026 states and 1180 transitions. [2023-11-19 02:46:36,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-19 02:46:36,296 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:46:36,296 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:46:36,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:46:36,365 INFO L262 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 02:46:36,366 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:46:36,470 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 02:46:37,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:46:37,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1204 states to 1042 states and 1204 transitions. [2023-11-19 02:46:37,541 INFO L276 IsEmpty]: Start isEmpty. Operand 1042 states and 1204 transitions. [2023-11-19 02:46:37,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-19 02:46:37,542 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:46:37,542 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:46:37,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:46:37,611 INFO L262 TraceCheckSpWp]: Trace formula consists of 162 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:46:37,613 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:46:37,619 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 02:46:37,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:46:37,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1208 states to 1045 states and 1208 transitions. [2023-11-19 02:46:37,641 INFO L276 IsEmpty]: Start isEmpty. Operand 1045 states and 1208 transitions. [2023-11-19 02:46:37,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-19 02:46:37,642 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:46:37,642 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:46:37,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:46:37,710 INFO L262 TraceCheckSpWp]: Trace formula consists of 162 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 02:46:37,712 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:46:38,032 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:46:38,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:46:38,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1214 states to 1048 states and 1214 transitions. [2023-11-19 02:46:38,691 INFO L276 IsEmpty]: Start isEmpty. Operand 1048 states and 1214 transitions. [2023-11-19 02:46:38,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-19 02:46:38,692 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:46:38,692 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:46:38,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:46:38,808 INFO L262 TraceCheckSpWp]: Trace formula consists of 164 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:46:38,810 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:46:38,820 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 02:46:39,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:46:39,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1217 states to 1050 states and 1217 transitions. [2023-11-19 02:46:39,210 INFO L276 IsEmpty]: Start isEmpty. Operand 1050 states and 1217 transitions. [2023-11-19 02:46:39,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-19 02:46:39,210 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:46:39,211 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:46:39,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:46:39,286 INFO L262 TraceCheckSpWp]: Trace formula consists of 170 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:46:39,288 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:46:39,303 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 02:46:39,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:46:39,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1221 states to 1053 states and 1221 transitions. [2023-11-19 02:46:39,328 INFO L276 IsEmpty]: Start isEmpty. Operand 1053 states and 1221 transitions. [2023-11-19 02:46:39,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-19 02:46:39,329 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:46:39,329 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:46:39,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:46:39,402 INFO L262 TraceCheckSpWp]: Trace formula consists of 170 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 02:46:39,404 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:46:39,557 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 02:46:40,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:46:40,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1227 states to 1056 states and 1227 transitions. [2023-11-19 02:46:40,010 INFO L276 IsEmpty]: Start isEmpty. Operand 1056 states and 1227 transitions. [2023-11-19 02:46:40,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-19 02:46:40,010 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:46:40,010 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:46:40,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:46:40,082 INFO L262 TraceCheckSpWp]: Trace formula consists of 172 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:46:40,083 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:46:40,090 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 02:46:40,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:46:40,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1230 states to 1058 states and 1230 transitions. [2023-11-19 02:46:40,456 INFO L276 IsEmpty]: Start isEmpty. Operand 1058 states and 1230 transitions. [2023-11-19 02:46:40,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-19 02:46:40,456 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:46:40,456 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:46:40,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:46:40,534 INFO L262 TraceCheckSpWp]: Trace formula consists of 178 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 02:46:40,536 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:46:40,691 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 02:46:40,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:46:40,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1238 states to 1061 states and 1238 transitions. [2023-11-19 02:46:40,850 INFO L276 IsEmpty]: Start isEmpty. Operand 1061 states and 1238 transitions. [2023-11-19 02:46:40,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-19 02:46:40,850 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:46:40,851 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:46:40,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:46:40,965 INFO L262 TraceCheckSpWp]: Trace formula consists of 178 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:46:40,967 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:46:40,982 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 02:46:41,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:46:41,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1241 states to 1064 states and 1241 transitions. [2023-11-19 02:46:41,276 INFO L276 IsEmpty]: Start isEmpty. Operand 1064 states and 1241 transitions. [2023-11-19 02:46:41,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-19 02:46:41,276 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:46:41,277 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:46:41,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:46:41,360 INFO L262 TraceCheckSpWp]: Trace formula consists of 183 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 02:46:41,362 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:46:41,365 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 02:46:41,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:46:41,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1239 states to 1064 states and 1239 transitions. [2023-11-19 02:46:41,747 INFO L276 IsEmpty]: Start isEmpty. Operand 1064 states and 1239 transitions. [2023-11-19 02:46:41,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-19 02:46:41,748 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:46:41,748 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms