./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test2-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52e61134-4dd1-4448-a506-9cf5c65c5ce8/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52e61134-4dd1-4448-a506-9cf5c65c5ce8/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52e61134-4dd1-4448-a506-9cf5c65c5ce8/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52e61134-4dd1-4448-a506-9cf5c65c5ce8/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test2-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52e61134-4dd1-4448-a506-9cf5c65c5ce8/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52e61134-4dd1-4448-a506-9cf5c65c5ce8/bin/ukojak-verify-afCqCEvfdi --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 c2bc72e0ba847f7c079e01dc4ce9f95afa555e9d2ef7b4bcdf5e1274db86053e --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:10:46,631 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:10:46,760 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52e61134-4dd1-4448-a506-9cf5c65c5ce8/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-24 23:10:46,768 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:10:46,769 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 23:10:46,807 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:10:46,809 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:10:46,810 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 23:10:46,811 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:10:46,816 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:10:46,817 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:10:46,818 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:10:46,818 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:10:46,820 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:10:46,820 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:10:46,821 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:10:46,821 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:10:46,822 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:10:46,822 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:10:46,823 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:10:46,823 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:10:46,824 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:10:46,825 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:10:46,825 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:10:46,826 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:10:46,826 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:10:46,826 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:10:46,827 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:10:46,827 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:10:46,828 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:10:46,829 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 23:10:46,830 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:10:46,830 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:10:46,830 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_52e61134-4dd1-4448-a506-9cf5c65c5ce8/bin/ukojak-verify-afCqCEvfdi/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52e61134-4dd1-4448-a506-9cf5c65c5ce8/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c2bc72e0ba847f7c079e01dc4ce9f95afa555e9d2ef7b4bcdf5e1274db86053e [2023-11-24 23:10:47,112 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:10:47,143 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:10:47,146 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:10:47,147 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:10:47,148 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:10:47,149 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52e61134-4dd1-4448-a506-9cf5c65c5ce8/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test2-1.i [2023-11-24 23:10:50,211 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:10:50,607 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:10:50,608 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52e61134-4dd1-4448-a506-9cf5c65c5ce8/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test2-1.i [2023-11-24 23:10:50,626 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52e61134-4dd1-4448-a506-9cf5c65c5ce8/bin/ukojak-verify-afCqCEvfdi/data/c2e043177/71836f0bf4d545988eef8eee36fa79c7/FLAG97ad82a60 [2023-11-24 23:10:50,641 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52e61134-4dd1-4448-a506-9cf5c65c5ce8/bin/ukojak-verify-afCqCEvfdi/data/c2e043177/71836f0bf4d545988eef8eee36fa79c7 [2023-11-24 23:10:50,644 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:10:50,645 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:10:50,647 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:10:50,647 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:10:50,652 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:10:50,653 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:10:50" (1/1) ... [2023-11-24 23:10:50,654 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@40bb26b8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:50, skipping insertion in model container [2023-11-24 23:10:50,654 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:10:50" (1/1) ... [2023-11-24 23:10:50,727 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:10:51,253 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_52e61134-4dd1-4448-a506-9cf5c65c5ce8/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test2-1.i[37019,37032] [2023-11-24 23:10:51,408 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_52e61134-4dd1-4448-a506-9cf5c65c5ce8/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test2-1.i[47352,47365] [2023-11-24 23:10:51,417 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:10:51,428 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:10:51,484 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_52e61134-4dd1-4448-a506-9cf5c65c5ce8/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test2-1.i[37019,37032] [2023-11-24 23:10:51,584 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_52e61134-4dd1-4448-a506-9cf5c65c5ce8/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test2-1.i[47352,47365] [2023-11-24 23:10:51,590 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:10:51,635 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:10:51,644 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:10:51,645 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:51 WrapperNode [2023-11-24 23:10:51,645 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:10:51,646 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:10:51,647 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:10:51,647 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:10:51,655 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:51" (1/1) ... [2023-11-24 23:10:51,700 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:51" (1/1) ... [2023-11-24 23:10:51,780 INFO L138 Inliner]: procedures = 208, calls = 235, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1207 [2023-11-24 23:10:51,781 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:10:51,782 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:10:51,782 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:10:51,782 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:10:51,793 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:51" (1/1) ... [2023-11-24 23:10:51,793 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:51" (1/1) ... [2023-11-24 23:10:51,807 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:51" (1/1) ... [2023-11-24 23:10:51,808 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:51" (1/1) ... [2023-11-24 23:10:51,871 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:51" (1/1) ... [2023-11-24 23:10:51,909 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:51" (1/1) ... [2023-11-24 23:10:51,914 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:51" (1/1) ... [2023-11-24 23:10:51,934 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:51" (1/1) ... [2023-11-24 23:10:51,952 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:10:51,953 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:10:51,953 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:10:51,953 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:10:51,954 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:51" (1/1) ... [2023-11-24 23:10:51,971 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:10:51,987 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52e61134-4dd1-4448-a506-9cf5c65c5ce8/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:10:52,006 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52e61134-4dd1-4448-a506-9cf5c65c5ce8/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:10:52,050 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52e61134-4dd1-4448-a506-9cf5c65c5ce8/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:10:52,106 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-24 23:10:52,106 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-24 23:10:52,106 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 23:10:52,106 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-24 23:10:52,107 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-24 23:10:52,107 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 23:10:52,107 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 23:10:52,107 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-24 23:10:52,107 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-24 23:10:52,107 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 23:10:52,107 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-24 23:10:52,108 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:10:52,108 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-24 23:10:52,108 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:10:52,108 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:10:52,108 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:10:52,342 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:10:52,345 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:10:53,803 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:10:55,229 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:10:55,230 INFO L309 CfgBuilder]: Removed 54 assume(true) statements. [2023-11-24 23:10:55,231 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:10:55 BoogieIcfgContainer [2023-11-24 23:10:55,232 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:10:55,233 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:10:55,233 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:10:55,243 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:10:55,244 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:10:55" (1/1) ... [2023-11-24 23:10:55,253 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:10:55,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:55,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 116 states and 196 transitions. [2023-11-24 23:10:55,322 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 196 transitions. [2023-11-24 23:10:55,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-24 23:10:55,325 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:55,325 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:55,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:55,490 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:10:55,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:55,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 116 states and 191 transitions. [2023-11-24 23:10:55,518 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 191 transitions. [2023-11-24 23:10:55,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-24 23:10:55,523 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:55,523 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:55,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:55,780 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:10:55,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:55,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 118 states and 190 transitions. [2023-11-24 23:10:55,862 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 190 transitions. [2023-11-24 23:10:55,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-24 23:10:55,866 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:55,866 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:55,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:55,960 INFO L262 TraceCheckSpWp]: Trace formula consists of 137 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 23:10:55,965 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:10:55,975 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:10:55,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:55,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 118 states and 186 transitions. [2023-11-24 23:10:55,985 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 186 transitions. [2023-11-24 23:10:55,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-24 23:10:55,987 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:55,988 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:56,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:56,097 INFO L262 TraceCheckSpWp]: Trace formula consists of 178 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 23:10:56,100 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:10:56,104 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:11:06,135 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-24 23:11:06,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:11:06,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 118 states and 180 transitions. [2023-11-24 23:11:06,162 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 180 transitions. [2023-11-24 23:11:06,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-24 23:11:06,168 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:11:06,168 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:11:06,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:11:06,362 INFO L262 TraceCheckSpWp]: Trace formula consists of 234 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 23:11:06,366 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:11:06,370 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:11:06,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:11:06,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 118 states and 174 transitions. [2023-11-24 23:11:06,379 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 174 transitions. [2023-11-24 23:11:06,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-24 23:11:06,382 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:11:06,382 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:11:06,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:11:06,564 INFO L262 TraceCheckSpWp]: Trace formula consists of 301 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 23:11:06,567 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:11:06,572 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:11:16,592 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-24 23:11:16,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:11:16,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 118 states and 166 transitions. [2023-11-24 23:11:16,687 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 166 transitions. [2023-11-24 23:11:16,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-24 23:11:16,690 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:11:16,691 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:11:17,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:11:17,062 INFO L262 TraceCheckSpWp]: Trace formula consists of 401 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-24 23:11:17,066 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:11:17,173 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:11:27,445 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-24 23:11:37,480 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-24 23:11:47,519 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-24 23:11:57,546 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-24 23:11:57,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:11:57,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 131 states and 181 transitions. [2023-11-24 23:11:57,605 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 181 transitions. [2023-11-24 23:11:57,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-24 23:11:57,607 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:11:57,607 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:11:57,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:11:57,908 INFO L262 TraceCheckSpWp]: Trace formula consists of 401 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 23:11:57,911 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:11:57,914 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:11:57,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:11:57,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 131 states and 179 transitions. [2023-11-24 23:11:57,935 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 179 transitions. [2023-11-24 23:11:57,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-24 23:11:57,938 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:11:57,939 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:11:58,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:11:58,263 INFO L262 TraceCheckSpWp]: Trace formula consists of 415 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 23:11:58,266 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:11:58,270 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.