./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test6-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50ae011c-7cc3-4bbf-88f0-a501de81eb2b/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50ae011c-7cc3-4bbf-88f0-a501de81eb2b/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50ae011c-7cc3-4bbf-88f0-a501de81eb2b/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50ae011c-7cc3-4bbf-88f0-a501de81eb2b/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test6-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50ae011c-7cc3-4bbf-88f0-a501de81eb2b/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50ae011c-7cc3-4bbf-88f0-a501de81eb2b/bin/ukojak-verify-CZk0znPC7b --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 d952a2ac4207d7207b65e88d163e23d18bb81c0593196a835eab903a81ce4e5c --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 01:46:46,800 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 01:46:46,858 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50ae011c-7cc3-4bbf-88f0-a501de81eb2b/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 01:46:46,862 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 01:46:46,863 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 01:46:46,882 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 01:46:46,883 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 01:46:46,883 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 01:46:46,884 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 01:46:46,884 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 01:46:46,884 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 01:46:46,884 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 01:46:46,884 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 01:46:46,884 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 01:46:46,884 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 01:46:46,884 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 01:46:46,885 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 01:46:46,885 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 01:46:46,885 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 01:46:46,885 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 01:46:46,885 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 01:46:46,885 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 01:46:46,885 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 01:46:46,885 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 01:46:46,885 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 01:46:46,885 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 01:46:46,885 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 01:46:46,885 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 01:46:46,886 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 01:46:46,886 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 01:46:46,886 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 01:46:46,886 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 01:46:46,886 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 01:46:46,886 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_50ae011c-7cc3-4bbf-88f0-a501de81eb2b/bin/ukojak-verify-CZk0znPC7b 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 -> d952a2ac4207d7207b65e88d163e23d18bb81c0593196a835eab903a81ce4e5c [2024-12-06 01:46:47,123 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 01:46:47,131 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 01:46:47,133 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 01:46:47,134 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 01:46:47,134 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 01:46:47,135 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50ae011c-7cc3-4bbf-88f0-a501de81eb2b/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test6-2.i [2024-12-06 01:46:49,736 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50ae011c-7cc3-4bbf-88f0-a501de81eb2b/bin/ukojak-verify-CZk0znPC7b/data/a4d0b440f/93220c3c739a444cae56cc608b1e70bf/FLAG2cef12940 [2024-12-06 01:46:50,039 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 01:46:50,039 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50ae011c-7cc3-4bbf-88f0-a501de81eb2b/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test6-2.i [2024-12-06 01:46:50,053 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50ae011c-7cc3-4bbf-88f0-a501de81eb2b/bin/ukojak-verify-CZk0znPC7b/data/a4d0b440f/93220c3c739a444cae56cc608b1e70bf/FLAG2cef12940 [2024-12-06 01:46:50,320 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50ae011c-7cc3-4bbf-88f0-a501de81eb2b/bin/ukojak-verify-CZk0znPC7b/data/a4d0b440f/93220c3c739a444cae56cc608b1e70bf [2024-12-06 01:46:50,322 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 01:46:50,323 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 01:46:50,324 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 01:46:50,324 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 01:46:50,327 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 01:46:50,328 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 01:46:50" (1/1) ... [2024-12-06 01:46:50,329 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6229538c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:46:50, skipping insertion in model container [2024-12-06 01:46:50,329 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 01:46:50" (1/1) ... [2024-12-06 01:46:50,364 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 01:46:50,713 WARN L250 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_50ae011c-7cc3-4bbf-88f0-a501de81eb2b/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test6-2.i[44118,44131] [2024-12-06 01:46:50,724 WARN L250 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_50ae011c-7cc3-4bbf-88f0-a501de81eb2b/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test6-2.i[44660,44673] [2024-12-06 01:46:50,822 WARN L250 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_50ae011c-7cc3-4bbf-88f0-a501de81eb2b/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test6-2.i[56247,56260] [2024-12-06 01:46:50,823 WARN L250 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_50ae011c-7cc3-4bbf-88f0-a501de81eb2b/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test6-2.i[56368,56381] [2024-12-06 01:46:50,838 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 01:46:50,849 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 01:46:50,885 WARN L250 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_50ae011c-7cc3-4bbf-88f0-a501de81eb2b/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test6-2.i[44118,44131] [2024-12-06 01:46:50,887 WARN L250 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_50ae011c-7cc3-4bbf-88f0-a501de81eb2b/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test6-2.i[44660,44673] [2024-12-06 01:46:50,932 WARN L250 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_50ae011c-7cc3-4bbf-88f0-a501de81eb2b/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test6-2.i[56247,56260] [2024-12-06 01:46:50,933 WARN L250 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_50ae011c-7cc3-4bbf-88f0-a501de81eb2b/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test6-2.i[56368,56381] [2024-12-06 01:46:50,942 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 01:46:50,980 INFO L204 MainTranslator]: Completed translation [2024-12-06 01:46:50,980 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:46:50 WrapperNode [2024-12-06 01:46:50,980 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 01:46:50,981 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 01:46:50,981 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 01:46:50,981 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 01:46:50,986 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:46:50" (1/1) ... [2024-12-06 01:46:51,012 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:46:50" (1/1) ... [2024-12-06 01:46:51,067 INFO L138 Inliner]: procedures = 282, calls = 349, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 1607 [2024-12-06 01:46:51,068 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 01:46:51,068 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 01:46:51,068 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 01:46:51,068 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 01:46:51,074 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:46:50" (1/1) ... [2024-12-06 01:46:51,074 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:46:50" (1/1) ... [2024-12-06 01:46:51,086 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:46:50" (1/1) ... [2024-12-06 01:46:51,086 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:46:50" (1/1) ... [2024-12-06 01:46:51,127 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:46:50" (1/1) ... [2024-12-06 01:46:51,129 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:46:50" (1/1) ... [2024-12-06 01:46:51,158 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:46:50" (1/1) ... [2024-12-06 01:46:51,162 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:46:50" (1/1) ... [2024-12-06 01:46:51,167 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:46:50" (1/1) ... [2024-12-06 01:46:51,176 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 01:46:51,177 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 01:46:51,177 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 01:46:51,177 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 01:46:51,178 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:46:50" (1/1) ... [2024-12-06 01:46:51,183 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 01:46:51,194 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50ae011c-7cc3-4bbf-88f0-a501de81eb2b/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 01:46:51,206 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50ae011c-7cc3-4bbf-88f0-a501de81eb2b/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 01:46:51,208 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50ae011c-7cc3-4bbf-88f0-a501de81eb2b/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 01:46:51,231 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-12-06 01:46:51,231 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-12-06 01:46:51,231 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-12-06 01:46:51,231 INFO L130 BoogieDeclarations]: Found specification of procedure alt_bzero [2024-12-06 01:46:51,231 INFO L138 BoogieDeclarations]: Found implementation of procedure alt_bzero [2024-12-06 01:46:51,231 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-12-06 01:46:51,232 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-06 01:46:51,232 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-06 01:46:51,232 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-12-06 01:46:51,232 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-12-06 01:46:51,232 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 01:46:51,232 INFO L130 BoogieDeclarations]: Found specification of procedure alt_malloc [2024-12-06 01:46:51,232 INFO L138 BoogieDeclarations]: Found implementation of procedure alt_malloc [2024-12-06 01:46:51,232 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-12-06 01:46:51,232 INFO L130 BoogieDeclarations]: Found specification of procedure alt_free [2024-12-06 01:46:51,232 INFO L138 BoogieDeclarations]: Found implementation of procedure alt_free [2024-12-06 01:46:51,232 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 01:46:51,232 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 01:46:51,232 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 01:46:51,438 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 01:46:51,440 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 01:46:52,852 INFO L? ?]: Removed 365 outVars from TransFormulas that were not future-live. [2024-12-06 01:46:52,853 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 01:46:54,258 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 01:46:54,259 INFO L312 CfgBuilder]: Removed 41 assume(true) statements. [2024-12-06 01:46:54,259 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 01:46:54 BoogieIcfgContainer [2024-12-06 01:46:54,259 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 01:46:54,260 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 01:46:54,260 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 01:46:54,271 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 01:46:54,271 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 01:46:54" (1/1) ... [2024-12-06 01:46:54,280 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 01:46:54,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:46:54,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 169 states and 274 transitions. [2024-12-06 01:46:54,338 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 274 transitions. [2024-12-06 01:46:54,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 01:46:54,340 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:46:54,340 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:46:54,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:46:54,495 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 01:46:54,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:46:54,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 169 states and 271 transitions. [2024-12-06 01:46:54,515 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 271 transitions. [2024-12-06 01:46:54,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-12-06 01:46:54,515 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:46:54,515 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:46:54,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:46:54,658 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 01:46:54,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:46:54,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 171 states and 271 transitions. [2024-12-06 01:46:54,703 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 271 transitions. [2024-12-06 01:46:54,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-12-06 01:46:54,706 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:46:54,706 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:46:54,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:46:54,769 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 01:46:54,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:46:54,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 171 states and 262 transitions. [2024-12-06 01:46:54,777 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 262 transitions. [2024-12-06 01:46:54,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-06 01:46:54,778 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:46:54,778 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:46:54,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:46:54,828 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 01:46:54,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:46:54,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 171 states and 260 transitions. [2024-12-06 01:46:54,834 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 260 transitions. [2024-12-06 01:46:54,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-12-06 01:46:54,835 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:46:54,835 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:46:54,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:46:54,913 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 01:46:57,973 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.04s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 01:46:57,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:46:57,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 171 states and 258 transitions. [2024-12-06 01:46:57,981 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 258 transitions. [2024-12-06 01:46:57,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-12-06 01:46:57,981 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:46:57,981 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms