./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test5-3.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cf1a7837 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_f5c89fd2-9c2a-402b-9d92-c70a7b2acbb1/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5c89fd2-9c2a-402b-9d92-c70a7b2acbb1/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5c89fd2-9c2a-402b-9d92-c70a7b2acbb1/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5c89fd2-9c2a-402b-9d92-c70a7b2acbb1/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test5-3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5c89fd2-9c2a-402b-9d92-c70a7b2acbb1/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5c89fd2-9c2a-402b-9d92-c70a7b2acbb1/bin/ukojak-verify-0OAaufAVZV --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 5b724500cddd07446974ec59df8ac86aa980f4ff713324fa73d397377235cbe2 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:51:35,134 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:51:35,234 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5c89fd2-9c2a-402b-9d92-c70a7b2acbb1/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-11 23:51:35,241 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-11 23:51:35,242 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-11 23:51:35,280 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:51:35,281 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:51:35,282 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:51:35,283 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:51:35,288 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:51:35,288 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:51:35,289 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:51:35,289 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-11 23:51:35,291 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-11 23:51:35,292 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-11 23:51:35,292 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:51:35,293 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:51:35,293 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:51:35,293 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:51:35,294 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-11 23:51:35,294 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:51:35,295 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:51:35,295 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:51:35,296 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:51:35,297 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:51:35,297 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:51:35,298 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:51:35,298 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:51:35,299 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:51:35,299 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-11 23:51:35,300 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-11 23:51:35,301 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:51:35,301 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_f5c89fd2-9c2a-402b-9d92-c70a7b2acbb1/bin/ukojak-verify-0OAaufAVZV/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5c89fd2-9c2a-402b-9d92-c70a7b2acbb1/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5b724500cddd07446974ec59df8ac86aa980f4ff713324fa73d397377235cbe2 [2023-11-11 23:51:35,628 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:51:35,664 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:51:35,666 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:51:35,668 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:51:35,669 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:51:35,670 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5c89fd2-9c2a-402b-9d92-c70a7b2acbb1/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test5-3.i [2023-11-11 23:51:38,750 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:51:39,105 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:51:39,111 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5c89fd2-9c2a-402b-9d92-c70a7b2acbb1/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test5-3.i [2023-11-11 23:51:39,140 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5c89fd2-9c2a-402b-9d92-c70a7b2acbb1/bin/ukojak-verify-0OAaufAVZV/data/3846540bb/8aad2131f38242aa913606f2d0a6c784/FLAGbb4f2d2bc [2023-11-11 23:51:39,161 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5c89fd2-9c2a-402b-9d92-c70a7b2acbb1/bin/ukojak-verify-0OAaufAVZV/data/3846540bb/8aad2131f38242aa913606f2d0a6c784 [2023-11-11 23:51:39,167 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:51:39,169 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:51:39,172 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:51:39,172 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:51:39,178 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:51:39,178 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:51:39" (1/1) ... [2023-11-11 23:51:39,179 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@14e9b87e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:39, skipping insertion in model container [2023-11-11 23:51:39,181 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:51:39" (1/1) ... [2023-11-11 23:51:39,293 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:51:39,836 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_f5c89fd2-9c2a-402b-9d92-c70a7b2acbb1/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test5-3.i[33021,33034] [2023-11-11 23:51:40,001 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_f5c89fd2-9c2a-402b-9d92-c70a7b2acbb1/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test5-3.i[49681,49694] [2023-11-11 23:51:40,043 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:51:40,062 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:51:40,135 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_f5c89fd2-9c2a-402b-9d92-c70a7b2acbb1/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test5-3.i[33021,33034] [2023-11-11 23:51:40,278 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_f5c89fd2-9c2a-402b-9d92-c70a7b2acbb1/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test5-3.i[49681,49694] [2023-11-11 23:51:40,331 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:51:40,371 WARN L672 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:51:40,394 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:51:40,395 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:40 WrapperNode [2023-11-11 23:51:40,395 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:51:40,396 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:51:40,396 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:51:40,397 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:51:40,405 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:40" (1/1) ... [2023-11-11 23:51:40,512 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:40" (1/1) ... [2023-11-11 23:51:40,653 INFO L138 Inliner]: procedures = 177, calls = 487, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 2208 [2023-11-11 23:51:40,654 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:51:40,654 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:51:40,655 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:51:40,655 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:51:40,665 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:40" (1/1) ... [2023-11-11 23:51:40,665 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:40" (1/1) ... [2023-11-11 23:51:40,693 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:40" (1/1) ... [2023-11-11 23:51:40,694 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:40" (1/1) ... [2023-11-11 23:51:40,797 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:40" (1/1) ... [2023-11-11 23:51:40,828 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:40" (1/1) ... [2023-11-11 23:51:40,846 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:40" (1/1) ... [2023-11-11 23:51:40,863 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:40" (1/1) ... [2023-11-11 23:51:40,893 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:51:40,894 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:51:40,894 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:51:40,895 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:51:40,895 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:40" (1/1) ... [2023-11-11 23:51:40,902 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:51:40,915 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5c89fd2-9c2a-402b-9d92-c70a7b2acbb1/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:51:40,930 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5c89fd2-9c2a-402b-9d92-c70a7b2acbb1/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:51:40,952 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5c89fd2-9c2a-402b-9d92-c70a7b2acbb1/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:51:40,974 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-11 23:51:40,974 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-11 23:51:40,975 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-11 23:51:40,976 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-11 23:51:40,976 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-11 23:51:40,976 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-11 23:51:40,976 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-11 23:51:40,976 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:51:40,976 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-11 23:51:40,977 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-11 23:51:40,977 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-11 23:51:40,977 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-11 23:51:40,977 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-11 23:51:40,977 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-11 23:51:40,978 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:51:40,978 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:51:41,311 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:51:41,314 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:51:43,931 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:51:46,483 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:51:46,484 INFO L302 CfgBuilder]: Removed 100 assume(true) statements. [2023-11-11 23:51:46,489 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:51:46 BoogieIcfgContainer [2023-11-11 23:51:46,490 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:51:46,491 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:51:46,491 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:51:46,504 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:51:46,504 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:51:46" (1/1) ... [2023-11-11 23:51:46,517 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-11 23:51:46,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:46,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 190 states and 327 transitions. [2023-11-11 23:51:46,617 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 327 transitions. [2023-11-11 23:51:46,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-11 23:51:46,620 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:46,621 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:46,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:46,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:46,906 INFO L262 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-11 23:51:46,915 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:51:46,940 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:46,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:46,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 190 states and 324 transitions. [2023-11-11 23:51:46,998 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 324 transitions. [2023-11-11 23:51:47,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-11 23:51:47,013 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:47,014 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:47,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:47,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:47,209 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-11 23:51:47,213 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:51:47,217 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:47,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:47,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 190 states and 320 transitions. [2023-11-11 23:51:47,227 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 320 transitions. [2023-11-11 23:51:47,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-11 23:51:47,230 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:47,231 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:47,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:47,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:47,348 INFO L262 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-11 23:51:47,352 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:51:47,356 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:47,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:47,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 190 states and 318 transitions. [2023-11-11 23:51:47,365 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 318 transitions. [2023-11-11 23:51:47,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-11 23:51:47,369 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:47,369 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:47,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:47,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:47,540 INFO L262 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-11 23:51:47,545 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:51:47,560 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:57,600 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-11 23:51:57,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:57,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 190 states and 316 transitions. [2023-11-11 23:51:57,646 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 316 transitions. [2023-11-11 23:51:57,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-11 23:51:57,649 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:57,649 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:57,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:57,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:57,821 INFO L262 TraceCheckSpWp]: Trace formula consists of 123 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:51:57,826 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:51:57,857 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:57,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:57,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 191 states and 318 transitions. [2023-11-11 23:51:57,898 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 318 transitions. [2023-11-11 23:51:57,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-11 23:51:57,905 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:57,906 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:58,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:58,085 INFO L262 TraceCheckSpWp]: Trace formula consists of 163 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-11 23:51:58,089 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:51:58,098 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:58,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:58,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 191 states and 314 transitions. [2023-11-11 23:51:58,108 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 314 transitions. [2023-11-11 23:51:58,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-11 23:51:58,109 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:58,109 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:58,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:58,277 INFO L262 TraceCheckSpWp]: Trace formula consists of 171 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-11 23:51:58,280 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:51:58,292 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:58,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:58,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 191 states and 306 transitions. [2023-11-11 23:51:58,303 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 306 transitions. [2023-11-11 23:51:58,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-11 23:51:58,307 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:58,307 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:58,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:58,505 INFO L262 TraceCheckSpWp]: Trace formula consists of 265 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-11 23:51:58,517 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:51:58,528 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:58,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:58,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 191 states and 294 transitions. [2023-11-11 23:51:58,540 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 294 transitions. [2023-11-11 23:51:58,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-11 23:51:58,541 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:58,541 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:59,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:59,013 INFO L262 TraceCheckSpWp]: Trace formula consists of 453 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-11 23:51:59,018 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:51:59,030 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:52:09,054 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 [] [2023-11-11 23:52:19,297 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-11 23:52:19,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:19,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 191 states and 282 transitions. [2023-11-11 23:52:19,385 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 282 transitions. [2023-11-11 23:52:19,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-11 23:52:19,392 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:19,393 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:19,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:19,877 INFO L262 TraceCheckSpWp]: Trace formula consists of 599 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-11 23:52:19,882 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:52:20,032 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:52:30,075 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-11 23:52:40,115 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers []