./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_nondet_test2-1.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_68be8b32-0111-4602-96a2-45d7d60ee029/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68be8b32-0111-4602-96a2-45d7d60ee029/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_68be8b32-0111-4602-96a2-45d7d60ee029/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68be8b32-0111-4602-96a2-45d7d60ee029/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_nondet_test2-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68be8b32-0111-4602-96a2-45d7d60ee029/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_68be8b32-0111-4602-96a2-45d7d60ee029/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 3cf10b967a6b35e74e5635ad2528d1917037f5847cda0e92ca33349ed0f01758 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:01:58,241 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:01:58,315 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68be8b32-0111-4602-96a2-45d7d60ee029/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 03:01:58,321 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:01:58,321 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:01:58,345 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:01:58,346 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:01:58,347 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:01:58,348 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:01:58,348 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:01:58,349 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:01:58,350 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:01:58,350 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:01:58,351 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:01:58,351 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:01:58,352 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:01:58,352 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:01:58,353 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:01:58,354 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:01:58,354 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:01:58,355 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:01:58,355 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:01:58,356 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:01:58,356 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:01:58,357 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:01:58,357 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:01:58,358 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:01:58,358 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:01:58,359 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:01:58,359 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:01:58,360 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:01:58,360 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:01:58,361 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:01:58,361 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_68be8b32-0111-4602-96a2-45d7d60ee029/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68be8b32-0111-4602-96a2-45d7d60ee029/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3cf10b967a6b35e74e5635ad2528d1917037f5847cda0e92ca33349ed0f01758 [2023-11-19 03:01:58,614 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:01:58,635 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:01:58,638 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:01:58,639 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:01:58,640 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:01:58,641 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68be8b32-0111-4602-96a2-45d7d60ee029/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_nondet_test2-1.i [2023-11-19 03:02:01,698 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:02:02,166 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:02:02,166 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68be8b32-0111-4602-96a2-45d7d60ee029/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_nondet_test2-1.i [2023-11-19 03:02:02,194 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68be8b32-0111-4602-96a2-45d7d60ee029/bin/ukojak-verify-G8NBE6pJGL/data/74284310c/2de728bca5a4449a826afaab1f75f8ab/FLAG62f7822a9 [2023-11-19 03:02:02,308 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68be8b32-0111-4602-96a2-45d7d60ee029/bin/ukojak-verify-G8NBE6pJGL/data/74284310c/2de728bca5a4449a826afaab1f75f8ab [2023-11-19 03:02:02,310 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:02:02,312 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:02:02,313 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:02:02,314 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:02:02,321 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:02:02,322 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:02:02" (1/1) ... [2023-11-19 03:02:02,327 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7bcb1da4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:02:02, skipping insertion in model container [2023-11-19 03:02:02,327 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:02:02" (1/1) ... [2023-11-19 03:02:02,396 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:02:02,693 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 03:02:02,897 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_68be8b32-0111-4602-96a2-45d7d60ee029/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_nondet_test2-1.i[37426,37439] [2023-11-19 03:02:03,035 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:02:03,058 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:02:03,076 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 03:02:03,093 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_68be8b32-0111-4602-96a2-45d7d60ee029/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_nondet_test2-1.i[37426,37439] [2023-11-19 03:02:03,152 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:02:03,197 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:02:03,198 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:02:03,206 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:02:03,206 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:02:03 WrapperNode [2023-11-19 03:02:03,206 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:02:03,208 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:02:03,208 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:02:03,208 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:02:03,215 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:02:03" (1/1) ... [2023-11-19 03:02:03,248 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:02:03" (1/1) ... [2023-11-19 03:02:03,342 INFO L138 Inliner]: procedures = 208, calls = 230, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1184 [2023-11-19 03:02:03,342 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:02:03,343 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:02:03,343 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:02:03,343 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:02:03,363 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:02:03" (1/1) ... [2023-11-19 03:02:03,364 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:02:03" (1/1) ... [2023-11-19 03:02:03,401 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:02:03" (1/1) ... [2023-11-19 03:02:03,402 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:02:03" (1/1) ... [2023-11-19 03:02:03,474 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:02:03" (1/1) ... [2023-11-19 03:02:03,502 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:02:03" (1/1) ... [2023-11-19 03:02:03,507 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:02:03" (1/1) ... [2023-11-19 03:02:03,534 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:02:03" (1/1) ... [2023-11-19 03:02:03,549 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:02:03,550 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:02:03,550 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:02:03,550 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:02:03,551 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:02:03" (1/1) ... [2023-11-19 03:02:03,561 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:02:03,575 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68be8b32-0111-4602-96a2-45d7d60ee029/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:02:03,596 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68be8b32-0111-4602-96a2-45d7d60ee029/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:02:03,654 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68be8b32-0111-4602-96a2-45d7d60ee029/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:02:03,684 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-19 03:02:03,685 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-19 03:02:03,685 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:02:03,686 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-19 03:02:03,686 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 03:02:03,686 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:02:03,686 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 03:02:03,686 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 03:02:03,686 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 03:02:03,687 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:02:03,687 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 03:02:03,687 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:02:03,687 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:02:03,687 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:02:03,969 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:02:03,971 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:02:05,485 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:02:07,049 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:02:07,049 INFO L302 CfgBuilder]: Removed 54 assume(true) statements. [2023-11-19 03:02:07,055 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:02:07 BoogieIcfgContainer [2023-11-19 03:02:07,055 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:02:07,056 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:02:07,057 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:02:07,067 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:02:07,067 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:02:07" (1/1) ... [2023-11-19 03:02:07,077 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:02:07,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:02:07,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 102 states and 173 transitions. [2023-11-19 03:02:07,139 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 173 transitions. [2023-11-19 03:02:07,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 03:02:07,141 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:02:07,142 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:02:07,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:02:07,319 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:02:07,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:02:07,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 102 states and 168 transitions. [2023-11-19 03:02:07,343 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 168 transitions. [2023-11-19 03:02:07,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 03:02:07,348 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:02:07,348 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:02:07,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:02:07,408 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 03:02:07,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:02:07,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 102 states and 164 transitions. [2023-11-19 03:02:07,434 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 164 transitions. [2023-11-19 03:02:07,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 03:02:07,436 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:02:07,436 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:02:07,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:02:07,525 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 03:02:07,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:02:07,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 102 states and 162 transitions. [2023-11-19 03:02:07,549 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 162 transitions. [2023-11-19 03:02:07,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 03:02:07,551 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:02:07,551 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:02:07,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:02:07,682 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 03:02:10,380 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.66s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 03:02:10,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:02:10,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 102 states and 160 transitions. [2023-11-19 03:02:10,394 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 160 transitions. [2023-11-19 03:02:10,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 03:02:10,395 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:02:10,396 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:02:10,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:02:11,376 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 03:02:11,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:02:11,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 107 states and 169 transitions. [2023-11-19 03:02:11,538 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 169 transitions. [2023-11-19 03:02:11,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-19 03:02:11,543 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:02:11,543 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:02:11,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:02:11,736 INFO L262 TraceCheckSpWp]: Trace formula consists of 184 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:02:11,743 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:02:11,753 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 03:02:11,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:02:11,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 107 states and 167 transitions. [2023-11-19 03:02:11,771 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 167 transitions. [2023-11-19 03:02:11,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-19 03:02:11,777 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:02:11,777 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:02:11,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:02:11,926 INFO L262 TraceCheckSpWp]: Trace formula consists of 188 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:02:11,929 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:02:11,933 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 03:02:11,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:02:11,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 107 states and 163 transitions. [2023-11-19 03:02:11,944 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 163 transitions. [2023-11-19 03:02:11,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-19 03:02:11,945 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:02:11,946 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:02:12,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:02:12,143 INFO L262 TraceCheckSpWp]: Trace formula consists of 235 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:02:12,146 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:02:12,159 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 03:02:12,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:02:12,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 107 states and 157 transitions. [2023-11-19 03:02:12,173 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 157 transitions. [2023-11-19 03:02:12,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 03:02:12,176 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:02:12,176 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:02:12,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:02:12,409 INFO L262 TraceCheckSpWp]: Trace formula consists of 329 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:02:12,417 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:02:12,431 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 03:02:22,455 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 03:02:22,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:02:22,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 107 states and 151 transitions. [2023-11-19 03:02:22,530 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 151 transitions. [2023-11-19 03:02:22,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-19 03:02:22,531 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:02:22,532 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:02:22,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:02:22,833 INFO L262 TraceCheckSpWp]: Trace formula consists of 402 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 03:02:22,837 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:02:22,939 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 03:02:25,610 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.43s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 03:02:25,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:02:25,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 120 states and 167 transitions. [2023-11-19 03:02:25,659 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 167 transitions. [2023-11-19 03:02:25,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-19 03:02:25,661 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:02:25,661 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:02:25,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:02:25,931 INFO L262 TraceCheckSpWp]: Trace formula consists of 375 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:02:25,934 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:02:25,941 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 03:02:25,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:02:25,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 120 states and 165 transitions. [2023-11-19 03:02:25,958 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 165 transitions. [2023-11-19 03:02:25,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-19 03:02:25,959 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:02:25,960 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:02:26,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:02:26,193 INFO L262 TraceCheckSpWp]: Trace formula consists of 402 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:02:26,200 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:02:26,206 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 03:02:26,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:02:26,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 120 states and 163 transitions. [2023-11-19 03:02:26,219 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 163 transitions. [2023-11-19 03:02:26,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 03:02:26,220 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:02:26,222 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:02:26,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:02:26,506 INFO L262 TraceCheckSpWp]: Trace formula consists of 416 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:02:26,508 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:02:26,514 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:02:36,528 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 03:02:36,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:02:36,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 120 states and 161 transitions. [2023-11-19 03:02:36,553 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 161 transitions. [2023-11-19 03:02:36,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-19 03:02:36,554 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:02:36,554 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:02:36,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:02:36,937 INFO L262 TraceCheckSpWp]: Trace formula consists of 425 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 03:02:36,940 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:02:37,066 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 03:02:47,094 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 03:02:57,097 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 03:03:07,117 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 [] [2023-11-19 03:03:07,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:03:07,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 121 states and 160 transitions. [2023-11-19 03:03:07,156 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 160 transitions. [2023-11-19 03:03:07,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-19 03:03:07,157 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:03:07,158 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:03:07,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:03:07,467 INFO L262 TraceCheckSpWp]: Trace formula consists of 549 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 03:03:07,471 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:03:07,641 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked.