./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test4-3.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b838250-c14d-4c8a-9fb1-edbfc80611ae/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b838250-c14d-4c8a-9fb1-edbfc80611ae/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b838250-c14d-4c8a-9fb1-edbfc80611ae/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b838250-c14d-4c8a-9fb1-edbfc80611ae/bin/ukojak-verify-afCqCEvfdi/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test4-3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b838250-c14d-4c8a-9fb1-edbfc80611ae/bin/ukojak-verify-afCqCEvfdi/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b838250-c14d-4c8a-9fb1-edbfc80611ae/bin/ukojak-verify-afCqCEvfdi --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f41a78d87834195eab5eb2e1b786d665ee0f261c86aa89f4e0ae15aff9e9d1ee --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:19:46,779 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:19:46,875 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b838250-c14d-4c8a-9fb1-edbfc80611ae/bin/ukojak-verify-afCqCEvfdi/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-24 22:19:46,880 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:19:46,881 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:19:46,922 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:19:46,924 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:19:46,924 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:19:46,925 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:19:46,930 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:19:46,932 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:19:46,932 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:19:46,933 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:19:46,934 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-24 22:19:46,935 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-24 22:19:46,935 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-24 22:19:46,936 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:19:46,936 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 22:19:46,937 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:19:46,937 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:19:46,938 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:19:46,938 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:19:46,939 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:19:46,940 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:19:46,940 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:19:46,941 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:19:46,941 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:19:46,968 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:19:46,968 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:19:46,968 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_9b838250-c14d-4c8a-9fb1-edbfc80611ae/bin/ukojak-verify-afCqCEvfdi/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b838250-c14d-4c8a-9fb1-edbfc80611ae/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f41a78d87834195eab5eb2e1b786d665ee0f261c86aa89f4e0ae15aff9e9d1ee [2023-11-24 22:19:47,290 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:19:47,340 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:19:47,343 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:19:47,345 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:19:47,346 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:19:47,347 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b838250-c14d-4c8a-9fb1-edbfc80611ae/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test4-3.i [2023-11-24 22:19:50,383 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:19:50,764 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:19:50,765 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b838250-c14d-4c8a-9fb1-edbfc80611ae/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test4-3.i [2023-11-24 22:19:50,790 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b838250-c14d-4c8a-9fb1-edbfc80611ae/bin/ukojak-verify-afCqCEvfdi/data/902d2d801/2be9036ac32641e1872c6b3e63030720/FLAG30651060f [2023-11-24 22:19:50,806 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b838250-c14d-4c8a-9fb1-edbfc80611ae/bin/ukojak-verify-afCqCEvfdi/data/902d2d801/2be9036ac32641e1872c6b3e63030720 [2023-11-24 22:19:50,809 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:19:50,810 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:19:50,832 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:19:50,832 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:19:50,838 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:19:50,839 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:19:50" (1/1) ... [2023-11-24 22:19:50,840 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2819ff7b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:50, skipping insertion in model container [2023-11-24 22:19:50,840 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:19:50" (1/1) ... [2023-11-24 22:19:50,932 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:19:51,599 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:19:51,622 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:19:51,800 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:19:51,855 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:19:51,856 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:51 WrapperNode [2023-11-24 22:19:51,856 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:19:51,857 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:19:51,858 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:19:51,858 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:19:51,865 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:51" (1/1) ... [2023-11-24 22:19:51,949 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:51" (1/1) ... [2023-11-24 22:19:52,065 INFO L138 Inliner]: procedures = 177, calls = 449, calls flagged for inlining = 20, calls inlined = 29, statements flattened = 1922 [2023-11-24 22:19:52,066 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:19:52,067 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:19:52,067 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:19:52,068 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:19:52,079 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:51" (1/1) ... [2023-11-24 22:19:52,079 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:51" (1/1) ... [2023-11-24 22:19:52,102 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:51" (1/1) ... [2023-11-24 22:19:52,102 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:51" (1/1) ... [2023-11-24 22:19:52,188 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:51" (1/1) ... [2023-11-24 22:19:52,206 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:51" (1/1) ... [2023-11-24 22:19:52,234 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:51" (1/1) ... [2023-11-24 22:19:52,246 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:51" (1/1) ... [2023-11-24 22:19:52,281 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:19:52,282 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:19:52,282 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:19:52,283 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:19:52,284 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:51" (1/1) ... [2023-11-24 22:19:52,290 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:19:52,303 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b838250-c14d-4c8a-9fb1-edbfc80611ae/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:19:52,318 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b838250-c14d-4c8a-9fb1-edbfc80611ae/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:19:52,320 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b838250-c14d-4c8a-9fb1-edbfc80611ae/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:19:52,353 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 22:19:52,353 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 22:19:52,354 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-24 22:19:52,354 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:19:52,354 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 22:19:52,354 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-24 22:19:52,354 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-24 22:19:52,355 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 22:19:52,355 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 22:19:52,355 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:19:52,355 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:19:52,735 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:19:52,738 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:19:56,266 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:19:58,014 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:19:58,014 INFO L309 CfgBuilder]: Removed 77 assume(true) statements. [2023-11-24 22:19:58,017 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:19:58 BoogieIcfgContainer [2023-11-24 22:19:58,017 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:19:58,018 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:19:58,018 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:19:58,028 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:19:58,028 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:19:58" (1/1) ... [2023-11-24 22:19:58,070 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 22:19:58,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:58,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1720 states to 1542 states and 1720 transitions. [2023-11-24 22:19:58,175 INFO L276 IsEmpty]: Start isEmpty. Operand 1542 states and 1720 transitions. [2023-11-24 22:19:58,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-24 22:19:58,177 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:58,178 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:58,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:58,465 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:19:58,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:58,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1719 states to 1541 states and 1719 transitions. [2023-11-24 22:19:58,534 INFO L276 IsEmpty]: Start isEmpty. Operand 1541 states and 1719 transitions. [2023-11-24 22:19:58,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-24 22:19:58,535 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:58,536 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:58,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:58,696 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:19:58,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:58,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1718 states to 1540 states and 1718 transitions. [2023-11-24 22:19:58,773 INFO L276 IsEmpty]: Start isEmpty. Operand 1540 states and 1718 transitions. [2023-11-24 22:19:58,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-24 22:19:58,775 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:58,775 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:58,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:58,848 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:19:58,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:58,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1720 states to 1541 states and 1720 transitions. [2023-11-24 22:19:58,893 INFO L276 IsEmpty]: Start isEmpty. Operand 1541 states and 1720 transitions. [2023-11-24 22:19:58,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-24 22:19:58,893 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:58,894 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:58,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:58,949 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:19:58,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:58,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1719 states to 1540 states and 1719 transitions. [2023-11-24 22:19:58,979 INFO L276 IsEmpty]: Start isEmpty. Operand 1540 states and 1719 transitions. [2023-11-24 22:19:58,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-24 22:19:58,980 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:58,980 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:58,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:59,067 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:19:59,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:59,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1718 states to 1539 states and 1718 transitions. [2023-11-24 22:19:59,097 INFO L276 IsEmpty]: Start isEmpty. Operand 1539 states and 1718 transitions. [2023-11-24 22:19:59,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-24 22:19:59,102 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:59,102 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:59,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:59,207 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 22:19:59,214 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:19:59,223 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:19:59,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:59,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1712 states to 1539 states and 1712 transitions. [2023-11-24 22:19:59,243 INFO L276 IsEmpty]: Start isEmpty. Operand 1539 states and 1712 transitions. [2023-11-24 22:19:59,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-24 22:19:59,244 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:59,244 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:59,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:59,357 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 22:19:59,361 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:19:59,367 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:19:59,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:59,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1710 states to 1539 states and 1710 transitions. [2023-11-24 22:19:59,387 INFO L276 IsEmpty]: Start isEmpty. Operand 1539 states and 1710 transitions. [2023-11-24 22:19:59,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-24 22:19:59,388 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:59,389 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:59,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:59,484 INFO L262 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-24 22:19:59,488 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:19:59,538 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2023-11-24 22:19:59,580 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:19:59,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:59,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1714 states to 1541 states and 1714 transitions. [2023-11-24 22:19:59,634 INFO L276 IsEmpty]: Start isEmpty. Operand 1541 states and 1714 transitions. [2023-11-24 22:19:59,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-24 22:19:59,635 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:59,635 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:59,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:59,729 INFO L262 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-24 22:19:59,734 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:19:59,759 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-24 22:19:59,831 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:19:59,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:20:00,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1718 states to 1543 states and 1718 transitions. [2023-11-24 22:20:00,001 INFO L276 IsEmpty]: Start isEmpty. Operand 1543 states and 1718 transitions. [2023-11-24 22:20:00,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-24 22:20:00,002 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:20:00,002 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:20:00,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:20:00,090 INFO L262 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:20:00,093 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:20:00,157 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:20:00,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:20:00,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1724 states to 1545 states and 1724 transitions. [2023-11-24 22:20:00,458 INFO L276 IsEmpty]: Start isEmpty. Operand 1545 states and 1724 transitions. [2023-11-24 22:20:00,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-24 22:20:00,459 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:20:00,459 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:20:00,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:20:00,556 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:20:00,560 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:20:00,574 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-24 22:20:00,688 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:20:00,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:20:00,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1726 states to 1546 states and 1726 transitions. [2023-11-24 22:20:00,797 INFO L276 IsEmpty]: Start isEmpty. Operand 1546 states and 1726 transitions. [2023-11-24 22:20:00,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-24 22:20:00,798 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:20:00,798 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:20:00,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:20:00,889 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:20:00,893 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:20:00,897 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:20:00,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:20:00,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1725 states to 1546 states and 1725 transitions. [2023-11-24 22:20:00,977 INFO L276 IsEmpty]: Start isEmpty. Operand 1546 states and 1725 transitions. [2023-11-24 22:20:00,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-24 22:20:00,978 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:20:00,979 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:20:01,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:20:01,067 INFO L262 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:20:01,070 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:20:01,081 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:20:01,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:20:01,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1724 states to 1545 states and 1724 transitions. [2023-11-24 22:20:01,107 INFO L276 IsEmpty]: Start isEmpty. Operand 1545 states and 1724 transitions. [2023-11-24 22:20:01,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-24 22:20:01,109 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:20:01,110 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:20:01,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:20:01,204 INFO L262 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:20:01,208 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:20:01,220 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-24 22:20:01,332 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:20:01,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:20:01,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1726 states to 1546 states and 1726 transitions. [2023-11-24 22:20:01,552 INFO L276 IsEmpty]: Start isEmpty. Operand 1546 states and 1726 transitions. [2023-11-24 22:20:01,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-24 22:20:01,554 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:20:01,555 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:20:01,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:20:01,646 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:20:01,652 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:20:01,704 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:20:01,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:20:01,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1732 states to 1549 states and 1732 transitions. [2023-11-24 22:20:01,852 INFO L276 IsEmpty]: Start isEmpty. Operand 1549 states and 1732 transitions. [2023-11-24 22:20:01,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-24 22:20:01,854 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:20:01,854 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:20:01,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:20:01,952 INFO L262 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:20:01,955 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:20:01,962 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:20:01,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:20:01,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1731 states to 1548 states and 1731 transitions. [2023-11-24 22:20:01,988 INFO L276 IsEmpty]: Start isEmpty. Operand 1548 states and 1731 transitions. [2023-11-24 22:20:01,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-24 22:20:01,988 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:20:01,988 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:20:02,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:20:02,088 INFO L262 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:20:02,098 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:20:02,114 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-24 22:20:02,204 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:20:02,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:20:02,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1733 states to 1549 states and 1733 transitions. [2023-11-24 22:20:02,470 INFO L276 IsEmpty]: Start isEmpty. Operand 1549 states and 1733 transitions. [2023-11-24 22:20:02,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-24 22:20:02,471 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:20:02,471 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:20:02,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:20:02,551 INFO L262 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:20:02,554 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:20:02,561 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:20:02,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:20:02,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1732 states to 1548 states and 1732 transitions. [2023-11-24 22:20:02,586 INFO L276 IsEmpty]: Start isEmpty. Operand 1548 states and 1732 transitions. [2023-11-24 22:20:02,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-24 22:20:02,586 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:20:02,587 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:20:02,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:20:02,666 INFO L262 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:20:02,669 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:20:02,676 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 [2023-11-24 22:20:02,771 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:20:02,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:20:03,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1734 states to 1549 states and 1734 transitions. [2023-11-24 22:20:03,002 INFO L276 IsEmpty]: Start isEmpty. Operand 1549 states and 1734 transitions. [2023-11-24 22:20:03,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 22:20:03,004 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:20:03,004 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:20:03,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:20:03,079 INFO L262 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:20:03,082 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:20:03,094 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:20:03,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:20:03,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1738 states to 1552 states and 1738 transitions. [2023-11-24 22:20:03,127 INFO L276 IsEmpty]: Start isEmpty. Operand 1552 states and 1738 transitions. [2023-11-24 22:20:03,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 22:20:03,128 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:20:03,128 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:20:03,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:20:03,209 INFO L262 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:20:03,211 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:20:03,220 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:20:03,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:20:03,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1737 states to 1551 states and 1737 transitions. [2023-11-24 22:20:03,241 INFO L276 IsEmpty]: Start isEmpty. Operand 1551 states and 1737 transitions. [2023-11-24 22:20:03,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 22:20:03,242 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:20:03,242 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:20:03,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:20:03,323 INFO L262 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:20:03,325 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:20:03,335 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-24 22:20:03,431 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:20:03,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:20:03,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1739 states to 1552 states and 1739 transitions. [2023-11-24 22:20:03,679 INFO L276 IsEmpty]: Start isEmpty. Operand 1552 states and 1739 transitions. [2023-11-24 22:20:03,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-24 22:20:03,680 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:20:03,680 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:20:03,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:20:03,773 INFO L262 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:20:03,776 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:20:03,786 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-24 22:20:03,900 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:20:03,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:20:03,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1742 states to 1553 states and 1742 transitions. [2023-11-24 22:20:03,981 INFO L276 IsEmpty]: Start isEmpty. Operand 1553 states and 1742 transitions. [2023-11-24 22:20:03,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-24 22:20:03,981 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:20:03,982 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:20:04,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:20:04,096 INFO L262 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:20:04,099 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:20:04,112 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:20:04,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:20:04,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1741 states to 1553 states and 1741 transitions. [2023-11-24 22:20:04,297 INFO L276 IsEmpty]: Start isEmpty. Operand 1553 states and 1741 transitions. [2023-11-24 22:20:04,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-24 22:20:04,302 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:20:04,303 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:20:04,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:20:04,392 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:20:04,397 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:20:04,417 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:20:04,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:20:04,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1745 states to 1556 states and 1745 transitions. [2023-11-24 22:20:04,462 INFO L276 IsEmpty]: Start isEmpty. Operand 1556 states and 1745 transitions. [2023-11-24 22:20:04,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-24 22:20:04,463 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:20:04,464 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:20:04,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:20:04,555 INFO L262 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:20:04,559 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:20:04,572 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:20:04,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:20:04,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1744 states to 1555 states and 1744 transitions. [2023-11-24 22:20:04,609 INFO L276 IsEmpty]: Start isEmpty. Operand 1555 states and 1744 transitions. [2023-11-24 22:20:04,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-24 22:20:04,610 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:20:04,610 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:20:04,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:20:04,701 INFO L262 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:20:04,715 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:20:04,723 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-24 22:20:04,840 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:20:05,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:20:05,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1746 states to 1556 states and 1746 transitions. [2023-11-24 22:20:05,132 INFO L276 IsEmpty]: Start isEmpty. Operand 1556 states and 1746 transitions. [2023-11-24 22:20:05,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 22:20:05,133 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:20:05,133 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:20:05,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:20:05,221 INFO L262 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:20:05,223 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:20:05,237 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:20:05,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:20:05,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1745 states to 1555 states and 1745 transitions. [2023-11-24 22:20:05,260 INFO L276 IsEmpty]: Start isEmpty. Operand 1555 states and 1745 transitions. [2023-11-24 22:20:05,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 22:20:05,261 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:20:05,261 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:20:05,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:20:05,346 INFO L262 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:20:05,349 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:20:05,359 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-24 22:20:05,472 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:20:05,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:20:05,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1747 states to 1556 states and 1747 transitions. [2023-11-24 22:20:05,749 INFO L276 IsEmpty]: Start isEmpty. Operand 1556 states and 1747 transitions. [2023-11-24 22:20:05,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-24 22:20:05,749 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:20:05,749 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:20:05,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:20:05,829 INFO L262 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:20:05,831 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:20:05,853 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:20:05,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:20:05,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1751 states to 1559 states and 1751 transitions. [2023-11-24 22:20:05,890 INFO L276 IsEmpty]: Start isEmpty. Operand 1559 states and 1751 transitions. [2023-11-24 22:20:05,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-24 22:20:05,891 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:20:05,891 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:20:05,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:20:05,987 INFO L262 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:20:05,989 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:20:06,003 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:20:06,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:20:06,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1750 states to 1558 states and 1750 transitions. [2023-11-24 22:20:06,026 INFO L276 IsEmpty]: Start isEmpty. Operand 1558 states and 1750 transitions. [2023-11-24 22:20:06,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-24 22:20:06,027 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:20:06,027 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:20:06,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:20:06,152 INFO L262 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:20:06,154 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:20:06,166 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-24 22:20:06,280 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:20:06,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:20:06,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1752 states to 1559 states and 1752 transitions. [2023-11-24 22:20:06,602 INFO L276 IsEmpty]: Start isEmpty. Operand 1559 states and 1752 transitions. [2023-11-24 22:20:06,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-24 22:20:06,602 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:20:06,602 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:20:06,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:20:06,698 INFO L262 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:20:06,700 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:20:06,717 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:20:06,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:20:06,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1751 states to 1558 states and 1751 transitions. [2023-11-24 22:20:06,740 INFO L276 IsEmpty]: Start isEmpty. Operand 1558 states and 1751 transitions. [2023-11-24 22:20:06,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-24 22:20:06,741 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:20:06,741 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:20:06,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:20:06,828 INFO L262 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:20:06,831 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:20:06,840 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-24 22:20:06,958 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:20:07,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:20:07,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1753 states to 1559 states and 1753 transitions. [2023-11-24 22:20:07,279 INFO L276 IsEmpty]: Start isEmpty. Operand 1559 states and 1753 transitions. [2023-11-24 22:20:07,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-24 22:20:07,280 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:20:07,280 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:20:07,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:20:07,358 INFO L262 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:20:07,360 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:20:07,381 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:20:07,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:20:07,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1757 states to 1562 states and 1757 transitions. [2023-11-24 22:20:07,416 INFO L276 IsEmpty]: Start isEmpty. Operand 1562 states and 1757 transitions. [2023-11-24 22:20:07,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-24 22:20:07,416 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:20:07,417 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:20:07,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:20:07,502 INFO L262 TraceCheckSpWp]: Trace formula consists of 158 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:20:07,504 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:20:07,513 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-24 22:20:07,644 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:20:07,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:20:07,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1760 states to 1563 states and 1760 transitions. [2023-11-24 22:20:07,748 INFO L276 IsEmpty]: Start isEmpty. Operand 1563 states and 1760 transitions. [2023-11-24 22:20:07,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-24 22:20:07,748 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:20:07,748 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:20:07,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:20:07,834 INFO L262 TraceCheckSpWp]: Trace formula consists of 158 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:20:07,836 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:20:07,853 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:20:08,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:20:08,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1759 states to 1563 states and 1759 transitions. [2023-11-24 22:20:08,069 INFO L276 IsEmpty]: Start isEmpty. Operand 1563 states and 1759 transitions. [2023-11-24 22:20:08,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-24 22:20:08,070 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:20:08,070 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:20:08,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:20:08,143 INFO L262 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:20:08,145 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:20:08,171 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:20:08,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:20:08,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1763 states to 1566 states and 1763 transitions. [2023-11-24 22:20:08,211 INFO L276 IsEmpty]: Start isEmpty. Operand 1566 states and 1763 transitions. [2023-11-24 22:20:08,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-24 22:20:08,211 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:20:08,211 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:20:08,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:20:08,286 INFO L262 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-24 22:20:08,288 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:20:08,292 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2023-11-24 22:20:08,325 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:20:08,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:20:08,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1781 states to 1582 states and 1781 transitions. [2023-11-24 22:20:08,753 INFO L276 IsEmpty]: Start isEmpty. Operand 1582 states and 1781 transitions. [2023-11-24 22:20:08,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-24 22:20:08,753 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:20:08,753 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:20:08,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:20:08,827 INFO L262 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-24 22:20:08,830 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:20:08,839 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-24 22:20:08,915 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:20:09,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:20:09,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1806 states to 1598 states and 1806 transitions. [2023-11-24 22:20:09,406 INFO L276 IsEmpty]: Start isEmpty. Operand 1598 states and 1806 transitions. [2023-11-24 22:20:09,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-24 22:20:09,407 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:20:09,407 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:20:09,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:20:09,494 INFO L262 TraceCheckSpWp]: Trace formula consists of 172 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 22:20:09,496 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:20:09,497 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:20:19,521 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-24 22:20:19,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:20:19,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1804 states to 1598 states and 1804 transitions. [2023-11-24 22:20:19,556 INFO L276 IsEmpty]: Start isEmpty. Operand 1598 states and 1804 transitions. [2023-11-24 22:20:19,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-24 22:20:19,556 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:20:19,556 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:20:19,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:20:19,674 INFO L262 TraceCheckSpWp]: Trace formula consists of 181 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-24 22:20:19,677 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:20:19,683 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-24 22:20:19,835 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:20:31,219 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-24 22:20:41,251 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []