./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test5-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cf1a7837 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6da88c63-c17e-4ff6-862b-a3033c6d0505/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6da88c63-c17e-4ff6-862b-a3033c6d0505/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_6da88c63-c17e-4ff6-862b-a3033c6d0505/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6da88c63-c17e-4ff6-862b-a3033c6d0505/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test5-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6da88c63-c17e-4ff6-862b-a3033c6d0505/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_6da88c63-c17e-4ff6-862b-a3033c6d0505/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 7770ba1119c1ebb05279b2f71af570d7d6521032dfc344bf6d89fc60d99335e2 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:53:59,771 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:53:59,926 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6da88c63-c17e-4ff6-862b-a3033c6d0505/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-11 23:53:59,935 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-11 23:53:59,936 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-11 23:53:59,985 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:53:59,986 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:53:59,987 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:53:59,988 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:53:59,989 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:53:59,990 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:53:59,991 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:53:59,992 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-11 23:53:59,992 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-11 23:53:59,993 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-11 23:53:59,994 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:53:59,995 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:53:59,996 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:53:59,996 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:53:59,997 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-11 23:53:59,998 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:53:59,999 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:53:59,999 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:54:00,000 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:54:00,001 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:54:00,002 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:54:00,002 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:54:00,003 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:54:00,004 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:54:00,004 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-11 23:54:00,005 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-11 23:54:00,005 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:54:00,006 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_6da88c63-c17e-4ff6-862b-a3033c6d0505/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6da88c63-c17e-4ff6-862b-a3033c6d0505/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7770ba1119c1ebb05279b2f71af570d7d6521032dfc344bf6d89fc60d99335e2 [2023-11-11 23:54:00,361 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:54:00,407 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:54:00,410 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:54:00,412 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:54:00,413 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:54:00,414 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6da88c63-c17e-4ff6-862b-a3033c6d0505/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test5-2.i [2023-11-11 23:54:04,468 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:54:04,881 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:54:04,882 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6da88c63-c17e-4ff6-862b-a3033c6d0505/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test5-2.i [2023-11-11 23:54:04,911 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6da88c63-c17e-4ff6-862b-a3033c6d0505/bin/ukojak-verify-0OAaufAVZV/data/25e0ddbb9/1d5e7959dde248a3bd8e1da7fac693cf/FLAG8e3028ac6 [2023-11-11 23:54:04,931 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6da88c63-c17e-4ff6-862b-a3033c6d0505/bin/ukojak-verify-0OAaufAVZV/data/25e0ddbb9/1d5e7959dde248a3bd8e1da7fac693cf [2023-11-11 23:54:04,935 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:54:04,938 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:54:04,940 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:54:04,940 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:54:04,947 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:54:04,948 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:54:04" (1/1) ... [2023-11-11 23:54:04,949 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@256904f8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:04, skipping insertion in model container [2023-11-11 23:54:04,950 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:54:04" (1/1) ... [2023-11-11 23:54:05,048 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:54:05,713 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_6da88c63-c17e-4ff6-862b-a3033c6d0505/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test5-2.i[33021,33034] [2023-11-11 23:54:05,951 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_6da88c63-c17e-4ff6-862b-a3033c6d0505/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test5-2.i[49681,49694] [2023-11-11 23:54:05,979 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:54:05,994 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:54:06,038 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_6da88c63-c17e-4ff6-862b-a3033c6d0505/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test5-2.i[33021,33034] [2023-11-11 23:54:06,154 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_6da88c63-c17e-4ff6-862b-a3033c6d0505/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test5-2.i[49681,49694] [2023-11-11 23:54:06,172 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:54:06,224 WARN L672 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:54:06,235 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:54:06,236 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:06 WrapperNode [2023-11-11 23:54:06,236 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:54:06,238 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:54:06,238 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:54:06,238 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:54:06,249 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:06" (1/1) ... [2023-11-11 23:54:06,329 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:06" (1/1) ... [2023-11-11 23:54:06,479 INFO L138 Inliner]: procedures = 177, calls = 439, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 2060 [2023-11-11 23:54:06,480 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:54:06,481 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:54:06,481 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:54:06,482 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:54:06,495 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:06" (1/1) ... [2023-11-11 23:54:06,496 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:06" (1/1) ... [2023-11-11 23:54:06,519 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:06" (1/1) ... [2023-11-11 23:54:06,520 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:06" (1/1) ... [2023-11-11 23:54:06,683 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:06" (1/1) ... [2023-11-11 23:54:06,735 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:06" (1/1) ... [2023-11-11 23:54:06,746 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:06" (1/1) ... [2023-11-11 23:54:06,770 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:06" (1/1) ... [2023-11-11 23:54:06,786 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:54:06,788 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:54:06,788 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:54:06,789 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:54:06,790 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:06" (1/1) ... [2023-11-11 23:54:06,798 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:54:06,812 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6da88c63-c17e-4ff6-862b-a3033c6d0505/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:54:06,830 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6da88c63-c17e-4ff6-862b-a3033c6d0505/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:54:06,864 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6da88c63-c17e-4ff6-862b-a3033c6d0505/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:54:06,892 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-11 23:54:06,893 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-11 23:54:06,894 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-11 23:54:06,894 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-11 23:54:06,896 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-11 23:54:06,896 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-11 23:54:06,896 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-11 23:54:06,896 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:54:06,897 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-11 23:54:06,897 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-11 23:54:06,898 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-11 23:54:06,898 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-11 23:54:06,898 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-11 23:54:06,898 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-11 23:54:06,899 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:54:06,899 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:54:07,315 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:54:07,318 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:54:11,734 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:54:14,924 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:54:14,924 INFO L302 CfgBuilder]: Removed 92 assume(true) statements. [2023-11-11 23:54:14,929 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:54:14 BoogieIcfgContainer [2023-11-11 23:54:14,930 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:54:14,932 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:54:14,932 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:54:14,944 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:54:14,945 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:54:14" (1/1) ... [2023-11-11 23:54:14,958 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-11 23:54:15,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:15,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 177 states and 304 transitions. [2023-11-11 23:54:15,065 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 304 transitions. [2023-11-11 23:54:15,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-11 23:54:15,069 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:15,070 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:15,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:15,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:15,376 INFO L262 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-11 23:54:15,384 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:54:15,410 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 23:54:15,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:15,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 177 states and 301 transitions. [2023-11-11 23:54:15,445 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 301 transitions. [2023-11-11 23:54:15,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-11 23:54:15,452 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:15,453 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:15,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:15,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:15,574 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-11 23:54:15,578 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:54:15,581 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 23:54:15,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:15,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 177 states and 297 transitions. [2023-11-11 23:54:15,593 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 297 transitions. [2023-11-11 23:54:15,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-11 23:54:15,596 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:15,597 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:15,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:15,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:15,735 INFO L262 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-11 23:54:15,739 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:54:15,744 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 23:54:15,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:15,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 177 states and 295 transitions. [2023-11-11 23:54:15,762 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 295 transitions. [2023-11-11 23:54:15,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-11 23:54:15,774 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:15,775 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:15,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:15,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:15,972 INFO L262 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-11 23:54:15,976 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:54:15,989 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 23:54:26,047 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-11 23:54:26,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:26,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 177 states and 293 transitions. [2023-11-11 23:54:26,165 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 293 transitions. [2023-11-11 23:54:26,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-11 23:54:26,166 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:26,167 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:26,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:26,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:26,364 INFO L262 TraceCheckSpWp]: Trace formula consists of 123 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:54:26,369 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:54:26,401 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 23:54:26,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:26,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 178 states and 295 transitions. [2023-11-11 23:54:26,442 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 295 transitions. [2023-11-11 23:54:26,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-11 23:54:26,444 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:26,444 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:26,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:26,641 INFO L262 TraceCheckSpWp]: Trace formula consists of 163 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-11 23:54:26,645 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:54:26,657 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 23:54:26,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:26,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 178 states and 291 transitions. [2023-11-11 23:54:26,669 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 291 transitions. [2023-11-11 23:54:26,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-11 23:54:26,670 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:26,671 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:26,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:26,889 INFO L262 TraceCheckSpWp]: Trace formula consists of 171 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-11 23:54:26,894 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:54:26,905 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 23:54:26,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:26,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 178 states and 283 transitions. [2023-11-11 23:54:26,916 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 283 transitions. [2023-11-11 23:54:26,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-11 23:54:26,917 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:26,918 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:27,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:27,229 INFO L262 TraceCheckSpWp]: Trace formula consists of 265 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-11 23:54:27,234 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:54:27,239 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 23:54:27,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:27,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 178 states and 271 transitions. [2023-11-11 23:54:27,250 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 271 transitions. [2023-11-11 23:54:27,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-11 23:54:27,252 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:27,253 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:27,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:27,657 INFO L262 TraceCheckSpWp]: Trace formula consists of 453 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-11 23:54:27,662 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:54:27,669 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 23:54:37,711 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 23:54:47,904 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-11 23:54:48,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:48,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 178 states and 259 transitions. [2023-11-11 23:54:48,005 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 259 transitions. [2023-11-11 23:54:48,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-11 23:54:48,006 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:48,006 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:48,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:48,568 INFO L262 TraceCheckSpWp]: Trace formula consists of 599 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-11 23:54:48,574 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:54:48,728 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:58,788 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers []