./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test7-2.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_036b4870-90b9-47a1-a056-ec0b76ece543/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_036b4870-90b9-47a1-a056-ec0b76ece543/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_036b4870-90b9-47a1-a056-ec0b76ece543/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_036b4870-90b9-47a1-a056-ec0b76ece543/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test7-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_036b4870-90b9-47a1-a056-ec0b76ece543/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_036b4870-90b9-47a1-a056-ec0b76ece543/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 99f48cdcb9a25adc64e4307e90599f4e37a0b97f677ff29ab3d60f24a1c8e980 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:51:05,693 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:51:05,811 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_036b4870-90b9-47a1-a056-ec0b76ece543/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-24 22:51:05,820 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:51:05,820 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:51:05,856 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:51:05,858 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:51:05,859 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:51:05,860 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:51:05,865 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:51:05,866 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:51:05,867 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:51:05,867 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:51:05,869 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:51:05,869 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:51:05,870 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:51:05,870 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:51:05,871 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:51:05,871 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:51:05,872 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:51:05,872 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:51:05,873 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:51:05,874 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:51:05,874 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:51:05,875 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:51:05,875 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:51:05,876 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:51:05,876 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:51:05,877 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:51:05,877 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:51:05,878 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:51:05,879 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:51:05,879 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:51:05,879 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_036b4870-90b9-47a1-a056-ec0b76ece543/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_036b4870-90b9-47a1-a056-ec0b76ece543/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 99f48cdcb9a25adc64e4307e90599f4e37a0b97f677ff29ab3d60f24a1c8e980 [2023-11-24 22:51:06,190 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:51:06,217 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:51:06,219 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:51:06,222 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:51:06,223 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:51:06,224 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_036b4870-90b9-47a1-a056-ec0b76ece543/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test7-2.i [2023-11-24 22:51:09,352 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:51:09,735 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:51:09,736 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_036b4870-90b9-47a1-a056-ec0b76ece543/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test7-2.i [2023-11-24 22:51:09,764 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_036b4870-90b9-47a1-a056-ec0b76ece543/bin/ukojak-verify-afCqCEvfdi/data/3a064567a/3cedaaae64d84819b2bdf03bc7ba851d/FLAG597e67de4 [2023-11-24 22:51:09,781 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_036b4870-90b9-47a1-a056-ec0b76ece543/bin/ukojak-verify-afCqCEvfdi/data/3a064567a/3cedaaae64d84819b2bdf03bc7ba851d [2023-11-24 22:51:09,784 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:51:09,786 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:51:09,787 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:51:09,787 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:51:09,796 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:51:09,797 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:51:09" (1/1) ... [2023-11-24 22:51:09,799 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ac1e302 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:51:09, skipping insertion in model container [2023-11-24 22:51:09,800 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:51:09" (1/1) ... [2023-11-24 22:51:09,890 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:51:10,343 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_036b4870-90b9-47a1-a056-ec0b76ece543/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test7-2.i[33021,33034] [2023-11-24 22:51:10,480 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_036b4870-90b9-47a1-a056-ec0b76ece543/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test7-2.i[44124,44137] [2023-11-24 22:51:10,481 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_036b4870-90b9-47a1-a056-ec0b76ece543/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test7-2.i[44245,44258] [2023-11-24 22:51:10,510 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:51:10,526 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:51:10,590 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_036b4870-90b9-47a1-a056-ec0b76ece543/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test7-2.i[33021,33034] [2023-11-24 22:51:10,717 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_036b4870-90b9-47a1-a056-ec0b76ece543/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test7-2.i[44124,44137] [2023-11-24 22:51:10,725 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_036b4870-90b9-47a1-a056-ec0b76ece543/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test7-2.i[44245,44258] [2023-11-24 22:51:10,735 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:51:10,771 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:51:10,780 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:51:10,780 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:51:10 WrapperNode [2023-11-24 22:51:10,780 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:51:10,783 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:51:10,783 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:51:10,783 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:51:10,791 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:51:10" (1/1) ... [2023-11-24 22:51:10,831 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:51:10" (1/1) ... [2023-11-24 22:51:10,930 INFO L138 Inliner]: procedures = 176, calls = 328, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 1494 [2023-11-24 22:51:10,930 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:51:10,931 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:51:10,932 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:51:10,932 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:51:10,954 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:51:10" (1/1) ... [2023-11-24 22:51:10,954 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:51:10" (1/1) ... [2023-11-24 22:51:10,980 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:51:10" (1/1) ... [2023-11-24 22:51:10,980 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:51:10" (1/1) ... [2023-11-24 22:51:11,037 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:51:10" (1/1) ... [2023-11-24 22:51:11,070 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:51:10" (1/1) ... [2023-11-24 22:51:11,080 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:51:10" (1/1) ... [2023-11-24 22:51:11,098 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:51:10" (1/1) ... [2023-11-24 22:51:11,127 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:51:11,128 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:51:11,128 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:51:11,128 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:51:11,129 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:51:10" (1/1) ... [2023-11-24 22:51:11,155 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:51:11,171 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_036b4870-90b9-47a1-a056-ec0b76ece543/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:51:11,192 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_036b4870-90b9-47a1-a056-ec0b76ece543/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:51:11,211 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_036b4870-90b9-47a1-a056-ec0b76ece543/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:51:11,243 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 22:51:11,244 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 22:51:11,244 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-24 22:51:11,245 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-24 22:51:11,245 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-24 22:51:11,245 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:51:11,245 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-24 22:51:11,245 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 22:51:11,245 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-24 22:51:11,246 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-24 22:51:11,246 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 22:51:11,246 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 22:51:11,248 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:51:11,249 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:51:11,535 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:51:11,538 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:51:13,333 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:51:14,967 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:51:14,967 INFO L309 CfgBuilder]: Removed 72 assume(true) statements. [2023-11-24 22:51:14,969 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:51:14 BoogieIcfgContainer [2023-11-24 22:51:14,969 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:51:14,970 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:51:14,970 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:51:14,981 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:51:14,982 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:51:14" (1/1) ... [2023-11-24 22:51:14,999 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 22:51:15,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:51:15,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 131 states and 223 transitions. [2023-11-24 22:51:15,079 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 223 transitions. [2023-11-24 22:51:15,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-24 22:51:15,081 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:51:15,082 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:51:15,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:51:15,256 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 22:51:15,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:51:15,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 131 states and 220 transitions. [2023-11-24 22:51:15,281 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 220 transitions. [2023-11-24 22:51:15,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-24 22:51:15,282 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:51:15,283 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:51:15,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:51:15,544 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 22:51:15,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:51:15,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 133 states and 223 transitions. [2023-11-24 22:51:15,589 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 223 transitions. [2023-11-24 22:51:15,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-24 22:51:15,594 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:51:15,594 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:51:15,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:51:15,707 INFO L262 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 22:51:15,714 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:51:15,722 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 22:51:15,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:51:15,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 133 states and 221 transitions. [2023-11-24 22:51:15,730 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 221 transitions. [2023-11-24 22:51:15,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 22:51:15,731 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:51:15,732 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:51:15,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:51:15,891 INFO L262 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 22:51:15,894 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:51:15,897 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 22:51:15,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:51:15,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 133 states and 217 transitions. [2023-11-24 22:51:15,910 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 217 transitions. [2023-11-24 22:51:15,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-24 22:51:15,920 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:51:15,920 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:51:16,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:51:16,067 INFO L262 TraceCheckSpWp]: Trace formula consists of 172 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 22:51:16,070 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:51:16,081 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 22:51:16,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:51:16,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 133 states and 211 transitions. [2023-11-24 22:51:16,099 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 211 transitions. [2023-11-24 22:51:16,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-24 22:51:16,101 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:51:16,101 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:51:16,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:51:16,257 INFO L262 TraceCheckSpWp]: Trace formula consists of 239 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 22:51:16,262 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:51:16,273 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 22:51:26,308 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-24 22:51:26,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:51:26,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 133 states and 203 transitions. [2023-11-24 22:51:26,392 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 203 transitions. [2023-11-24 22:51:26,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-24 22:51:26,394 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:51:26,394 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:51:26,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:51:26,680 INFO L262 TraceCheckSpWp]: Trace formula consists of 339 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-24 22:51:26,684 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:51:26,842 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:51:37,096 WARN L539 Checker$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 22:51:47,128 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-24 22:51:57,168 WARN L539 Checker$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 22:52:07,210 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 22:52:07,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:52:07,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 146 states and 218 transitions. [2023-11-24 22:52:07,274 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 218 transitions. [2023-11-24 22:52:07,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-24 22:52:07,276 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:52:07,276 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:52:07,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:52:07,539 INFO L262 TraceCheckSpWp]: Trace formula consists of 339 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 22:52:07,551 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:52:07,556 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 22:52:07,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:52:07,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 146 states and 216 transitions. [2023-11-24 22:52:07,574 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 216 transitions. [2023-11-24 22:52:07,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-24 22:52:07,577 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:52:07,578 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:52:07,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:52:07,845 INFO L262 TraceCheckSpWp]: Trace formula consists of 353 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 22:52:07,848 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:52:07,852 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.