./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test3-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fec9824d-0d1d-452b-aa97-c3f271b35556/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fec9824d-0d1d-452b-aa97-c3f271b35556/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_fec9824d-0d1d-452b-aa97-c3f271b35556/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fec9824d-0d1d-452b-aa97-c3f271b35556/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test3-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fec9824d-0d1d-452b-aa97-c3f271b35556/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fec9824d-0d1d-452b-aa97-c3f271b35556/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 2f1aaf5276e100f83cf10565e66c3b5d8c0baa3bbd1a1424b76fbee71241f226 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:21:34,798 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:21:34,923 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fec9824d-0d1d-452b-aa97-c3f271b35556/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 03:21:34,931 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:21:34,932 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:21:34,974 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:21:34,975 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:21:34,976 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:21:34,977 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:21:34,982 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:21:34,983 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:21:34,984 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:21:34,985 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:21:34,986 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:21:34,987 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:21:34,987 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:21:34,988 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:21:34,988 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:21:34,989 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:21:34,989 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:21:34,990 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:21:34,990 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:21:34,992 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:21:34,992 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:21:34,993 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:21:34,994 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:21:34,994 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:21:34,995 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:21:34,995 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:21:34,996 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:21:34,997 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:21:34,997 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:21:34,997 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:21:34,998 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_fec9824d-0d1d-452b-aa97-c3f271b35556/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fec9824d-0d1d-452b-aa97-c3f271b35556/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2f1aaf5276e100f83cf10565e66c3b5d8c0baa3bbd1a1424b76fbee71241f226 [2023-11-19 03:21:35,356 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:21:35,390 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:21:35,393 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:21:35,395 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:21:35,395 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:21:35,397 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fec9824d-0d1d-452b-aa97-c3f271b35556/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test3-1.i [2023-11-19 03:21:38,554 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:21:38,923 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:21:38,927 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fec9824d-0d1d-452b-aa97-c3f271b35556/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test3-1.i [2023-11-19 03:21:38,954 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fec9824d-0d1d-452b-aa97-c3f271b35556/bin/ukojak-verify-G8NBE6pJGL/data/d558b9fb0/6a6f671ff68e4e06abac7e2d419a3852/FLAG541e0a5a2 [2023-11-19 03:21:38,976 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fec9824d-0d1d-452b-aa97-c3f271b35556/bin/ukojak-verify-G8NBE6pJGL/data/d558b9fb0/6a6f671ff68e4e06abac7e2d419a3852 [2023-11-19 03:21:38,981 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:21:38,984 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:21:38,987 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:21:38,987 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:21:38,992 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:21:38,993 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:21:38" (1/1) ... [2023-11-19 03:21:38,995 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@59374c19 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:21:38, skipping insertion in model container [2023-11-19 03:21:38,996 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:21:38" (1/1) ... [2023-11-19 03:21:39,073 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:21:39,553 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fec9824d-0d1d-452b-aa97-c3f271b35556/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test3-1.i[33021,33034] [2023-11-19 03:21:39,729 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fec9824d-0d1d-452b-aa97-c3f271b35556/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test3-1.i[44590,44603] [2023-11-19 03:21:39,737 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:21:39,748 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:21:39,785 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fec9824d-0d1d-452b-aa97-c3f271b35556/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test3-1.i[33021,33034] [2023-11-19 03:21:39,840 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fec9824d-0d1d-452b-aa97-c3f271b35556/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test3-1.i[44590,44603] [2023-11-19 03:21:39,844 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:21:39,881 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:21:39,889 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:21:39,890 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:21:39 WrapperNode [2023-11-19 03:21:39,890 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:21:39,891 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:21:39,891 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:21:39,892 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:21:39,899 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:21:39" (1/1) ... [2023-11-19 03:21:39,929 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:21:39" (1/1) ... [2023-11-19 03:21:40,043 INFO L138 Inliner]: procedures = 177, calls = 285, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1359 [2023-11-19 03:21:40,044 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:21:40,045 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:21:40,045 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:21:40,045 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:21:40,055 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:21:39" (1/1) ... [2023-11-19 03:21:40,055 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:21:39" (1/1) ... [2023-11-19 03:21:40,078 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:21:39" (1/1) ... [2023-11-19 03:21:40,080 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:21:39" (1/1) ... [2023-11-19 03:21:40,179 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:21:39" (1/1) ... [2023-11-19 03:21:40,238 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:21:39" (1/1) ... [2023-11-19 03:21:40,256 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:21:39" (1/1) ... [2023-11-19 03:21:40,271 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:21:39" (1/1) ... [2023-11-19 03:21:40,290 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:21:40,292 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:21:40,293 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:21:40,293 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:21:40,294 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:21:39" (1/1) ... [2023-11-19 03:21:40,302 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:21:40,316 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fec9824d-0d1d-452b-aa97-c3f271b35556/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:21:40,337 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fec9824d-0d1d-452b-aa97-c3f271b35556/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:21:40,343 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fec9824d-0d1d-452b-aa97-c3f271b35556/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:21:40,374 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 03:21:40,374 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-19 03:21:40,374 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-19 03:21:40,374 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 03:21:40,375 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-19 03:21:40,375 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-19 03:21:40,375 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 03:21:40,375 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:21:40,375 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 03:21:40,375 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:21:40,376 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-19 03:21:40,376 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 03:21:40,376 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:21:40,376 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:21:40,376 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:21:40,376 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:21:40,609 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:21:40,612 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:21:42,346 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:21:44,205 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:21:44,206 INFO L302 CfgBuilder]: Removed 63 assume(true) statements. [2023-11-19 03:21:44,216 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:21:44 BoogieIcfgContainer [2023-11-19 03:21:44,216 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:21:44,218 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:21:44,218 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:21:44,228 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:21:44,229 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:21:44" (1/1) ... [2023-11-19 03:21:44,245 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:21:44,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:21:44,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 131 states and 222 transitions. [2023-11-19 03:21:44,324 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 222 transitions. [2023-11-19 03:21:44,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 03:21:44,327 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:21:44,328 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:21:44,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:21:44,563 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:21:44,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:21:44,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 131 states and 217 transitions. [2023-11-19 03:21:44,598 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 217 transitions. [2023-11-19 03:21:44,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 03:21:44,603 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:21:44,604 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:21:44,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:21:44,828 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 03:21:44,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:21:44,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 133 states and 219 transitions. [2023-11-19 03:21:44,878 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 219 transitions. [2023-11-19 03:21:44,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 03:21:44,880 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:21:44,880 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:21:44,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:21:44,984 INFO L262 TraceCheckSpWp]: Trace formula consists of 149 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:21:44,990 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:21:45,001 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:21:45,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:21:45,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 133 states and 217 transitions. [2023-11-19 03:21:45,010 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 217 transitions. [2023-11-19 03:21:45,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 03:21:45,012 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:21:45,013 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:21:45,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:21:45,105 INFO L262 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:21:45,108 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:21:45,111 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:21:45,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:21:45,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 133 states and 213 transitions. [2023-11-19 03:21:45,127 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 213 transitions. [2023-11-19 03:21:45,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-19 03:21:45,129 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:21:45,129 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:21:45,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:21:45,274 INFO L262 TraceCheckSpWp]: Trace formula consists of 200 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:21:45,277 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:21:45,281 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:21:45,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:21:45,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 133 states and 207 transitions. [2023-11-19 03:21:45,290 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 207 transitions. [2023-11-19 03:21:45,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-19 03:21:45,293 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:21:45,294 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:21:45,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:21:45,525 INFO L262 TraceCheckSpWp]: Trace formula consists of 267 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:21:45,528 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:21:45,541 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:21:47,778 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.22s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 03:21:47,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:21:47,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 133 states and 199 transitions. [2023-11-19 03:21:47,832 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 199 transitions. [2023-11-19 03:21:47,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-19 03:21:47,833 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:21:47,834 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:21:48,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:21:48,117 INFO L262 TraceCheckSpWp]: Trace formula consists of 367 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 03:21:48,121 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:21:48,218 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:21:58,452 WARN L539 Checker$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 03:22:08,473 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 03:22:09,477 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.00s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 03:22:09,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:22:09,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 138 states and 205 transitions. [2023-11-19 03:22:09,513 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 205 transitions. [2023-11-19 03:22:09,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-19 03:22:09,521 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:22:09,522 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:22:09,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:22:09,859 INFO L262 TraceCheckSpWp]: Trace formula consists of 367 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:22:09,866 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:22:09,875 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:22:09,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:22:09,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 138 states and 203 transitions. [2023-11-19 03:22:09,898 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 203 transitions. [2023-11-19 03:22:09,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-19 03:22:09,900 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:22:09,901 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:22:10,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:22:10,314 INFO L262 TraceCheckSpWp]: Trace formula consists of 514 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 03:22:10,319 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:22:10,413 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 15 treesize of output 1 [2023-11-19 03:22:10,441 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2023-11-19 03:22:10,476 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-19 03:22:10,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:22:10,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 140 states and 206 transitions. [2023-11-19 03:22:10,585 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 206 transitions. [2023-11-19 03:22:10,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-19 03:22:10,586 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:22:10,586 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:22:10,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:22:10,981 INFO L262 TraceCheckSpWp]: Trace formula consists of 492 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:22:10,984 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:22:10,989 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-19 03:22:10,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:22:10,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 140 states and 202 transitions. [2023-11-19 03:22:11,000 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 202 transitions. [2023-11-19 03:22:11,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-19 03:22:11,001 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:22:11,001 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:22:11,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:22:11,300 INFO L262 TraceCheckSpWp]: Trace formula consists of 502 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:22:11,303 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:22:11,307 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-19 03:22:11,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:22:11,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 140 states and 200 transitions. [2023-11-19 03:22:11,317 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 200 transitions. [2023-11-19 03:22:11,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-19 03:22:11,318 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:22:11,318 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:22:11,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:22:11,634 INFO L262 TraceCheckSpWp]: Trace formula consists of 539 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:22:11,637 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:22:11,647 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-19 03:22:21,673 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 03:22:21,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:22:21,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 140 states and 198 transitions. [2023-11-19 03:22:21,688 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 198 transitions. [2023-11-19 03:22:21,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-19 03:22:21,689 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:22:21,689 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:22:22,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:22:22,105 INFO L262 TraceCheckSpWp]: Trace formula consists of 548 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 03:22:22,109 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:22:22,279 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 03:22:32,445 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers []