./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test1-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19f673cf-93f3-400e-9ec4-05ffe39ceb01/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19f673cf-93f3-400e-9ec4-05ffe39ceb01/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_19f673cf-93f3-400e-9ec4-05ffe39ceb01/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19f673cf-93f3-400e-9ec4-05ffe39ceb01/bin/ukojak-verify-G8NBE6pJGL/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test1-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19f673cf-93f3-400e-9ec4-05ffe39ceb01/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_19f673cf-93f3-400e-9ec4-05ffe39ceb01/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 a2f43006c9a8080eee594d7c3e874c7ea5bb3a923f26b30531e1d07ef5cff7d9 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:53:39,784 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:53:39,898 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19f673cf-93f3-400e-9ec4-05ffe39ceb01/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-19 02:53:39,905 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 02:53:39,906 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 02:53:39,941 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:53:39,942 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:53:39,942 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:53:39,943 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:53:39,948 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:53:39,949 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:53:39,949 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:53:39,949 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:53:39,951 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 02:53:39,951 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 02:53:39,952 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 02:53:39,952 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:53:39,952 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 02:53:39,953 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:53:39,953 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:53:39,953 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:53:39,954 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:53:39,954 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:53:39,955 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:53:39,956 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:53:39,956 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:53:39,956 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:53:39,957 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 02:53:39,957 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 02:53:39,957 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_19f673cf-93f3-400e-9ec4-05ffe39ceb01/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19f673cf-93f3-400e-9ec4-05ffe39ceb01/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a2f43006c9a8080eee594d7c3e874c7ea5bb3a923f26b30531e1d07ef5cff7d9 [2023-11-19 02:53:40,227 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:53:40,250 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:53:40,252 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:53:40,254 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:53:40,254 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:53:40,256 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19f673cf-93f3-400e-9ec4-05ffe39ceb01/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test1-1.i [2023-11-19 02:53:43,359 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:53:43,730 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:53:43,730 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19f673cf-93f3-400e-9ec4-05ffe39ceb01/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test1-1.i [2023-11-19 02:53:43,749 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19f673cf-93f3-400e-9ec4-05ffe39ceb01/bin/ukojak-verify-G8NBE6pJGL/data/47a0a94eb/017599b509544c609e798e07a5e835da/FLAG61f0843c6 [2023-11-19 02:53:43,762 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19f673cf-93f3-400e-9ec4-05ffe39ceb01/bin/ukojak-verify-G8NBE6pJGL/data/47a0a94eb/017599b509544c609e798e07a5e835da [2023-11-19 02:53:43,765 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:53:43,766 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:53:43,768 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:53:43,768 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:53:43,773 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:53:43,773 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:53:43" (1/1) ... [2023-11-19 02:53:43,775 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5007a799 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:43, skipping insertion in model container [2023-11-19 02:53:43,775 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:53:43" (1/1) ... [2023-11-19 02:53:43,844 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:53:44,482 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:53:44,492 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:53:44,582 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:53:44,623 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:53:44,624 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:44 WrapperNode [2023-11-19 02:53:44,624 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:53:44,625 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:53:44,625 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:53:44,625 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:53:44,632 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:44" (1/1) ... [2023-11-19 02:53:44,676 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:44" (1/1) ... [2023-11-19 02:53:44,769 INFO L138 Inliner]: procedures = 177, calls = 187, calls flagged for inlining = 17, calls inlined = 26, statements flattened = 871 [2023-11-19 02:53:44,769 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:53:44,770 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:53:44,770 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:53:44,770 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:53:44,793 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:44" (1/1) ... [2023-11-19 02:53:44,793 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:44" (1/1) ... [2023-11-19 02:53:44,826 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:44" (1/1) ... [2023-11-19 02:53:44,826 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:44" (1/1) ... [2023-11-19 02:53:44,893 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:44" (1/1) ... [2023-11-19 02:53:44,903 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:44" (1/1) ... [2023-11-19 02:53:44,907 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:44" (1/1) ... [2023-11-19 02:53:44,913 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:44" (1/1) ... [2023-11-19 02:53:44,921 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:53:44,922 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:53:44,922 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:53:44,922 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:53:44,923 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:44" (1/1) ... [2023-11-19 02:53:44,928 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:53:44,943 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19f673cf-93f3-400e-9ec4-05ffe39ceb01/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:53:44,962 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19f673cf-93f3-400e-9ec4-05ffe39ceb01/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:53:44,975 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19f673cf-93f3-400e-9ec4-05ffe39ceb01/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:53:45,000 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 02:53:45,000 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 02:53:45,001 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 02:53:45,001 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:53:45,001 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 02:53:45,001 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 02:53:45,001 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 02:53:45,001 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 02:53:45,002 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 02:53:45,002 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:53:45,002 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:53:45,206 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:53:45,208 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:53:46,808 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:53:47,732 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:53:47,733 INFO L302 CfgBuilder]: Removed 31 assume(true) statements. [2023-11-19 02:53:47,752 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:53:47 BoogieIcfgContainer [2023-11-19 02:53:47,752 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:53:47,754 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:53:47,755 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:53:47,768 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:53:47,768 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:53:47" (1/1) ... [2023-11-19 02:53:47,781 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 02:53:47,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:47,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 731 states to 644 states and 731 transitions. [2023-11-19 02:53:47,898 INFO L276 IsEmpty]: Start isEmpty. Operand 644 states and 731 transitions. [2023-11-19 02:53:47,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 02:53:47,901 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:47,902 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:48,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:48,225 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 02:53:48,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:48,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 730 states to 643 states and 730 transitions. [2023-11-19 02:53:48,313 INFO L276 IsEmpty]: Start isEmpty. Operand 643 states and 730 transitions. [2023-11-19 02:53:48,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 02:53:48,313 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:48,314 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:48,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:48,503 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 02:53:48,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:48,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 729 states to 642 states and 729 transitions. [2023-11-19 02:53:48,612 INFO L276 IsEmpty]: Start isEmpty. Operand 642 states and 729 transitions. [2023-11-19 02:53:48,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 02:53:48,612 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:48,613 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:48,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:48,652 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 02:53:48,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:48,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 728 states to 641 states and 728 transitions. [2023-11-19 02:53:48,674 INFO L276 IsEmpty]: Start isEmpty. Operand 641 states and 728 transitions. [2023-11-19 02:53:48,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 02:53:48,674 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:48,675 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:48,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:48,769 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 02:53:48,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:48,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 727 states to 640 states and 727 transitions. [2023-11-19 02:53:48,792 INFO L276 IsEmpty]: Start isEmpty. Operand 640 states and 727 transitions. [2023-11-19 02:53:48,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 02:53:48,793 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:48,793 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:48,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:48,828 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 02:53:48,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:48,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 729 states to 641 states and 729 transitions. [2023-11-19 02:53:48,866 INFO L276 IsEmpty]: Start isEmpty. Operand 641 states and 729 transitions. [2023-11-19 02:53:48,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 02:53:48,869 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:48,870 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:48,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:48,940 INFO L262 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 02:53:48,946 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:53:48,954 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 02:53:48,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:48,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 723 states to 641 states and 723 transitions. [2023-11-19 02:53:48,965 INFO L276 IsEmpty]: Start isEmpty. Operand 641 states and 723 transitions. [2023-11-19 02:53:48,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 02:53:48,966 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:48,966 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:49,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:49,066 INFO L262 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 02:53:49,068 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:53:49,077 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:53:49,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:49,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 721 states to 641 states and 721 transitions. [2023-11-19 02:53:49,098 INFO L276 IsEmpty]: Start isEmpty. Operand 641 states and 721 transitions. [2023-11-19 02:53:49,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 02:53:49,099 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:49,100 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:49,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:49,201 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 02:53:49,204 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:53:49,259 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 02:53:49,292 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 02:53:49,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:49,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 725 states to 643 states and 725 transitions. [2023-11-19 02:53:49,343 INFO L276 IsEmpty]: Start isEmpty. Operand 643 states and 725 transitions. [2023-11-19 02:53:49,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 02:53:49,344 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:49,344 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:49,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:49,408 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-19 02:53:49,411 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:53:49,429 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 02:53:49,499 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:53:49,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:49,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 729 states to 645 states and 729 transitions. [2023-11-19 02:53:49,739 INFO L276 IsEmpty]: Start isEmpty. Operand 645 states and 729 transitions. [2023-11-19 02:53:49,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 02:53:49,741 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:49,742 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:49,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:49,827 INFO L262 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:53:49,830 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:53:49,888 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 02:53:50,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:50,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 735 states to 647 states and 735 transitions. [2023-11-19 02:53:50,129 INFO L276 IsEmpty]: Start isEmpty. Operand 647 states and 735 transitions. [2023-11-19 02:53:50,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 02:53:50,130 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:50,130 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:50,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:50,195 INFO L262 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 02:53:50,197 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:53:50,207 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 02:53:50,327 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 02:53:50,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:50,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 737 states to 648 states and 737 transitions. [2023-11-19 02:53:50,441 INFO L276 IsEmpty]: Start isEmpty. Operand 648 states and 737 transitions. [2023-11-19 02:53:50,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 02:53:50,442 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:50,442 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:50,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:50,505 INFO L262 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:53:50,506 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:53:50,510 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 02:53:50,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:50,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 736 states to 648 states and 736 transitions. [2023-11-19 02:53:50,575 INFO L276 IsEmpty]: Start isEmpty. Operand 648 states and 736 transitions. [2023-11-19 02:53:50,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 02:53:50,576 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:50,577 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:50,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:50,632 INFO L262 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:53:50,634 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:53:50,646 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:53:50,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:50,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 735 states to 647 states and 735 transitions. [2023-11-19 02:53:50,664 INFO L276 IsEmpty]: Start isEmpty. Operand 647 states and 735 transitions. [2023-11-19 02:53:50,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 02:53:50,665 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:50,666 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:50,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:50,721 INFO L262 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 02:53:50,723 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:53:50,735 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 02:53:50,820 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 02:53:51,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:51,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 737 states to 648 states and 737 transitions. [2023-11-19 02:53:51,032 INFO L276 IsEmpty]: Start isEmpty. Operand 648 states and 737 transitions. [2023-11-19 02:53:51,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 02:53:51,033 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:51,033 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:51,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:51,088 INFO L262 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 02:53:51,090 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:53:51,133 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 02:53:51,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:51,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 743 states to 651 states and 743 transitions. [2023-11-19 02:53:51,256 INFO L276 IsEmpty]: Start isEmpty. Operand 651 states and 743 transitions. [2023-11-19 02:53:51,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 02:53:51,257 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:51,257 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:51,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:51,311 INFO L262 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:53:51,313 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:53:51,319 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 02:53:51,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:51,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 742 states to 650 states and 742 transitions. [2023-11-19 02:53:51,343 INFO L276 IsEmpty]: Start isEmpty. Operand 650 states and 742 transitions. [2023-11-19 02:53:51,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 02:53:51,344 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:51,344 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:51,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:51,398 INFO L262 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 02:53:51,401 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:53:51,408 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 02:53:51,495 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 02:53:51,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:51,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 744 states to 651 states and 744 transitions. [2023-11-19 02:53:51,695 INFO L276 IsEmpty]: Start isEmpty. Operand 651 states and 744 transitions. [2023-11-19 02:53:51,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 02:53:51,695 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:51,696 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:51,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:51,745 INFO L262 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:53:51,747 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:53:51,757 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 02:53:51,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:51,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 743 states to 650 states and 743 transitions. [2023-11-19 02:53:51,775 INFO L276 IsEmpty]: Start isEmpty. Operand 650 states and 743 transitions. [2023-11-19 02:53:51,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 02:53:51,775 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:51,776 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:51,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:51,828 INFO L262 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 02:53:51,830 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:53:51,838 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 02:53:51,928 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 02:53:52,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:52,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 745 states to 651 states and 745 transitions. [2023-11-19 02:53:52,143 INFO L276 IsEmpty]: Start isEmpty. Operand 651 states and 745 transitions. [2023-11-19 02:53:52,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 02:53:52,148 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:52,149 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:52,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:52,200 INFO L262 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 02:53:52,201 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:53:52,215 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 02:53:52,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:52,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 749 states to 654 states and 749 transitions. [2023-11-19 02:53:52,248 INFO L276 IsEmpty]: Start isEmpty. Operand 654 states and 749 transitions. [2023-11-19 02:53:52,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 02:53:52,249 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:52,249 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:52,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:52,319 INFO L262 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:53:52,321 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:53:52,329 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 02:53:52,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:52,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 748 states to 653 states and 748 transitions. [2023-11-19 02:53:52,347 INFO L276 IsEmpty]: Start isEmpty. Operand 653 states and 748 transitions. [2023-11-19 02:53:52,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 02:53:52,347 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:52,348 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:52,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:52,399 INFO L262 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 02:53:52,401 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:53:52,409 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 02:53:52,493 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 02:53:52,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:52,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 750 states to 654 states and 750 transitions. [2023-11-19 02:53:52,750 INFO L276 IsEmpty]: Start isEmpty. Operand 654 states and 750 transitions. [2023-11-19 02:53:52,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 02:53:52,751 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:52,751 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:52,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:52,818 INFO L262 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 02:53:52,821 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:53:52,828 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 02:53:52,955 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:53:53,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:53,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 753 states to 655 states and 753 transitions. [2023-11-19 02:53:53,054 INFO L276 IsEmpty]: Start isEmpty. Operand 655 states and 753 transitions. [2023-11-19 02:53:53,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 02:53:53,055 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:53,055 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:53,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:53,118 INFO L262 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:53:53,120 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:53:53,146 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 02:53:53,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:53,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 752 states to 655 states and 752 transitions. [2023-11-19 02:53:53,351 INFO L276 IsEmpty]: Start isEmpty. Operand 655 states and 752 transitions. [2023-11-19 02:53:53,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 02:53:53,351 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:53,352 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:53,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:53,427 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 02:53:53,430 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:53:53,452 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 02:53:53,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:53,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 756 states to 658 states and 756 transitions. [2023-11-19 02:53:53,501 INFO L276 IsEmpty]: Start isEmpty. Operand 658 states and 756 transitions. [2023-11-19 02:53:53,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 02:53:53,502 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:53,503 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:53,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:53,571 INFO L262 TraceCheckSpWp]: Trace formula consists of 130 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:53:53,576 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:53:53,590 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 02:53:53,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:53,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 755 states to 657 states and 755 transitions. [2023-11-19 02:53:53,629 INFO L276 IsEmpty]: Start isEmpty. Operand 657 states and 755 transitions. [2023-11-19 02:53:53,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 02:53:53,629 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:53,629 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:53,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:53,706 INFO L262 TraceCheckSpWp]: Trace formula consists of 130 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 02:53:53,708 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:53:53,716 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 02:53:53,893 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:53:54,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:54,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 757 states to 658 states and 757 transitions. [2023-11-19 02:53:54,228 INFO L276 IsEmpty]: Start isEmpty. Operand 658 states and 757 transitions. [2023-11-19 02:53:54,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 02:53:54,228 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:54,229 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:54,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:54,315 INFO L262 TraceCheckSpWp]: Trace formula consists of 136 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:53:54,321 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:53:54,338 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 02:53:54,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:54,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 756 states to 657 states and 756 transitions. [2023-11-19 02:53:54,365 INFO L276 IsEmpty]: Start isEmpty. Operand 657 states and 756 transitions. [2023-11-19 02:53:54,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 02:53:54,366 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:54,366 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:54,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:54,438 INFO L262 TraceCheckSpWp]: Trace formula consists of 136 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 02:53:54,440 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:53:54,450 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 02:53:54,589 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 02:53:54,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:54,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 758 states to 658 states and 758 transitions. [2023-11-19 02:53:54,932 INFO L276 IsEmpty]: Start isEmpty. Operand 658 states and 758 transitions. [2023-11-19 02:53:54,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 02:53:54,933 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:54,933 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:54,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:55,001 INFO L262 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 02:53:55,003 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:53:55,026 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 02:53:55,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:55,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 762 states to 661 states and 762 transitions. [2023-11-19 02:53:55,073 INFO L276 IsEmpty]: Start isEmpty. Operand 661 states and 762 transitions. [2023-11-19 02:53:55,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 02:53:55,075 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:55,076 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:55,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:55,157 INFO L262 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:53:55,158 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:53:55,175 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 02:53:55,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:55,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 761 states to 660 states and 761 transitions. [2023-11-19 02:53:55,199 INFO L276 IsEmpty]: Start isEmpty. Operand 660 states and 761 transitions. [2023-11-19 02:53:55,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 02:53:55,200 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:55,200 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:55,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:55,276 INFO L262 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 02:53:55,278 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:53:55,288 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 02:53:55,444 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 02:53:55,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:55,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 763 states to 661 states and 763 transitions. [2023-11-19 02:53:55,763 INFO L276 IsEmpty]: Start isEmpty. Operand 661 states and 763 transitions. [2023-11-19 02:53:55,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 02:53:55,764 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:55,764 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:55,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:55,823 INFO L262 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:53:55,825 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:53:55,844 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 02:53:55,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:55,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 762 states to 660 states and 762 transitions. [2023-11-19 02:53:55,864 INFO L276 IsEmpty]: Start isEmpty. Operand 660 states and 762 transitions. [2023-11-19 02:53:55,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 02:53:55,864 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:55,864 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:55,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:55,923 INFO L262 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 02:53:55,929 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:53:55,938 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 02:53:56,052 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 02:53:56,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:56,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 764 states to 661 states and 764 transitions. [2023-11-19 02:53:56,338 INFO L276 IsEmpty]: Start isEmpty. Operand 661 states and 764 transitions. [2023-11-19 02:53:56,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 02:53:56,338 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:56,338 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:56,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:56,394 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 02:53:56,395 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:53:56,422 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 02:53:56,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:56,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 768 states to 664 states and 768 transitions. [2023-11-19 02:53:56,457 INFO L276 IsEmpty]: Start isEmpty. Operand 664 states and 768 transitions. [2023-11-19 02:53:56,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 02:53:56,457 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:56,458 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:56,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:56,514 INFO L262 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 02:53:56,516 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:53:56,525 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 02:53:56,647 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 02:53:56,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:56,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 771 states to 665 states and 771 transitions. [2023-11-19 02:53:56,755 INFO L276 IsEmpty]: Start isEmpty. Operand 665 states and 771 transitions. [2023-11-19 02:53:56,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 02:53:56,756 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:56,756 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:56,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:56,811 INFO L262 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:53:56,813 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:53:56,829 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 02:53:57,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:57,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 770 states to 665 states and 770 transitions. [2023-11-19 02:53:57,049 INFO L276 IsEmpty]: Start isEmpty. Operand 665 states and 770 transitions. [2023-11-19 02:53:57,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 02:53:57,049 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:57,050 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:57,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:57,100 INFO L262 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 02:53:57,101 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:53:57,127 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:53:57,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:57,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 774 states to 668 states and 774 transitions. [2023-11-19 02:53:57,167 INFO L276 IsEmpty]: Start isEmpty. Operand 668 states and 774 transitions. [2023-11-19 02:53:57,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 02:53:57,167 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:57,168 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:57,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:57,218 INFO L262 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 02:53:57,220 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:53:57,224 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 02:53:57,255 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 02:53:57,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:57,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 792 states to 684 states and 792 transitions. [2023-11-19 02:53:57,610 INFO L276 IsEmpty]: Start isEmpty. Operand 684 states and 792 transitions. [2023-11-19 02:53:57,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 02:53:57,610 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:57,612 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:57,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:57,657 INFO L262 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-19 02:53:57,661 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:53:57,671 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 02:53:57,770 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 02:53:58,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:58,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 817 states to 700 states and 817 transitions. [2023-11-19 02:53:58,208 INFO L276 IsEmpty]: Start isEmpty. Operand 700 states and 817 transitions. [2023-11-19 02:53:58,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 02:53:58,208 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:58,209 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:58,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:58,268 INFO L262 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 02:53:58,270 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:53:58,271 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 02:54:08,291 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 02:54:08,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:08,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 815 states to 700 states and 815 transitions. [2023-11-19 02:54:08,309 INFO L276 IsEmpty]: Start isEmpty. Operand 700 states and 815 transitions. [2023-11-19 02:54:08,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 02:54:08,309 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:08,309 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:08,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:08,413 INFO L262 TraceCheckSpWp]: Trace formula consists of 177 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 02:54:08,415 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:54:08,442 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:54:18,465 WARN L539 Checker$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 02:54:20,440 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.97s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-19 02:54:20,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:20,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 796 states to 685 states and 796 transitions. [2023-11-19 02:54:20,471 INFO L276 IsEmpty]: Start isEmpty. Operand 685 states and 796 transitions. [2023-11-19 02:54:20,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 02:54:20,472 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:20,472 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:20,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:20,598 INFO L262 TraceCheckSpWp]: Trace formula consists of 177 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-19 02:54:20,599 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:54:20,611 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 02:54:20,758 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:54:32,113 WARN L539 Checker$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 02:54:36,323 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.21s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-19 02:54:36,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:36,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 814 states to 700 states and 814 transitions. [2023-11-19 02:54:36,610 INFO L276 IsEmpty]: Start isEmpty. Operand 700 states and 814 transitions. [2023-11-19 02:54:36,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 02:54:36,611 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:36,611 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:36,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:36,673 INFO L262 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 02:54:36,674 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:54:36,737 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 02:54:37,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:37,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 648 states to 579 states and 648 transitions. [2023-11-19 02:54:37,518 INFO L276 IsEmpty]: Start isEmpty. Operand 579 states and 648 transitions. [2023-11-19 02:54:37,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-19 02:54:37,518 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:37,518 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:37,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:37,570 INFO L262 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:54:37,571 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:54:37,578 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 02:54:37,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:37,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 647 states to 578 states and 647 transitions. [2023-11-19 02:54:37,599 INFO L276 IsEmpty]: Start isEmpty. Operand 578 states and 647 transitions. [2023-11-19 02:54:37,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-19 02:54:37,599 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:37,599 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:37,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:37,646 INFO L262 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 02:54:37,648 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:54:37,880 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 02:54:38,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:38,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 646 states to 577 states and 646 transitions. [2023-11-19 02:54:38,347 INFO L276 IsEmpty]: Start isEmpty. Operand 577 states and 646 transitions. [2023-11-19 02:54:38,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 02:54:38,347 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:38,347 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:38,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:38,401 INFO L262 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:54:38,415 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:54:38,422 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 02:54:38,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:38,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 645 states to 577 states and 645 transitions. [2023-11-19 02:54:38,688 INFO L276 IsEmpty]: Start isEmpty. Operand 577 states and 645 transitions. [2023-11-19 02:54:38,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 02:54:38,689 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:38,689 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:38,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:38,780 INFO L262 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:54:38,781 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:54:38,791 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 02:54:38,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:38,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 644 states to 576 states and 644 transitions. [2023-11-19 02:54:38,813 INFO L276 IsEmpty]: Start isEmpty. Operand 576 states and 644 transitions. [2023-11-19 02:54:38,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 02:54:38,814 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:38,814 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:38,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:38,869 INFO L262 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 02:54:38,870 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:54:38,987 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 02:54:39,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:39,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 643 states to 575 states and 643 transitions. [2023-11-19 02:54:39,347 INFO L276 IsEmpty]: Start isEmpty. Operand 575 states and 643 transitions. [2023-11-19 02:54:39,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-19 02:54:39,348 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:39,348 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:39,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:39,406 INFO L262 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:54:39,411 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:54:39,419 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 02:54:39,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:39,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 642 states to 575 states and 642 transitions. [2023-11-19 02:54:39,708 INFO L276 IsEmpty]: Start isEmpty. Operand 575 states and 642 transitions. [2023-11-19 02:54:39,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-19 02:54:39,709 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:39,709 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:39,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:39,775 INFO L262 TraceCheckSpWp]: Trace formula consists of 130 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:54:39,776 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:54:39,793 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 02:54:39,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:39,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 641 states to 574 states and 641 transitions. [2023-11-19 02:54:39,816 INFO L276 IsEmpty]: Start isEmpty. Operand 574 states and 641 transitions. [2023-11-19 02:54:39,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-19 02:54:39,816 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:39,817 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:39,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:39,869 INFO L262 TraceCheckSpWp]: Trace formula consists of 130 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 02:54:39,870 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:54:40,000 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:54:40,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:40,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 640 states to 573 states and 640 transitions. [2023-11-19 02:54:40,379 INFO L276 IsEmpty]: Start isEmpty. Operand 573 states and 640 transitions. [2023-11-19 02:54:40,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-19 02:54:40,379 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:40,380 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:40,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:40,454 INFO L262 TraceCheckSpWp]: Trace formula consists of 135 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 02:54:40,456 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:54:40,459 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.