./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test10-3.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a356e886-f44f-4a42-9803-dda78b59dbca/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a356e886-f44f-4a42-9803-dda78b59dbca/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_a356e886-f44f-4a42-9803-dda78b59dbca/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a356e886-f44f-4a42-9803-dda78b59dbca/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test10-3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a356e886-f44f-4a42-9803-dda78b59dbca/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_a356e886-f44f-4a42-9803-dda78b59dbca/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 5577528c45849c92d31dcecadbfe6524610e7683d1e420d37b6f0ce59c6c59b8 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:09:46,694 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:09:46,769 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a356e886-f44f-4a42-9803-dda78b59dbca/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-24 23:09:46,774 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:09:46,774 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 23:09:46,800 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:09:46,801 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:09:46,801 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 23:09:46,802 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:09:46,803 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:09:46,804 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:09:46,804 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:09:46,805 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:09:46,806 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:09:46,806 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:09:46,807 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:09:46,808 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:09:46,808 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:09:46,809 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:09:46,810 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:09:46,810 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:09:46,811 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:09:46,812 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:09:46,813 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:09:46,813 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:09:46,814 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:09:46,814 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:09:46,815 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:09:46,816 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:09:46,816 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:09:46,817 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 23:09:46,817 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:09:46,818 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:09:46,818 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_a356e886-f44f-4a42-9803-dda78b59dbca/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a356e886-f44f-4a42-9803-dda78b59dbca/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5577528c45849c92d31dcecadbfe6524610e7683d1e420d37b6f0ce59c6c59b8 [2023-11-24 23:09:47,102 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:09:47,147 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:09:47,149 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:09:47,151 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:09:47,152 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:09:47,153 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a356e886-f44f-4a42-9803-dda78b59dbca/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test10-3.i [2023-11-24 23:09:50,268 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:09:50,711 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:09:50,715 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a356e886-f44f-4a42-9803-dda78b59dbca/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test10-3.i [2023-11-24 23:09:50,745 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a356e886-f44f-4a42-9803-dda78b59dbca/bin/ukojak-verify-afCqCEvfdi/data/87601121f/9110aa9ce6e24a5996ef2c15e7fdf9e7/FLAG20396d9aa [2023-11-24 23:09:50,760 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a356e886-f44f-4a42-9803-dda78b59dbca/bin/ukojak-verify-afCqCEvfdi/data/87601121f/9110aa9ce6e24a5996ef2c15e7fdf9e7 [2023-11-24 23:09:50,763 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:09:50,764 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:09:50,766 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:09:50,766 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:09:50,771 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:09:50,775 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:09:50" (1/1) ... [2023-11-24 23:09:50,777 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@71e5f519 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:09:50, skipping insertion in model container [2023-11-24 23:09:50,777 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:09:50" (1/1) ... [2023-11-24 23:09:50,874 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:09:51,473 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_a356e886-f44f-4a42-9803-dda78b59dbca/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test10-3.i[33022,33035] [2023-11-24 23:09:51,875 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:09:51,903 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:09:51,962 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_a356e886-f44f-4a42-9803-dda78b59dbca/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test10-3.i[33022,33035] [2023-11-24 23:09:52,121 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:09:52,153 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:09:52,161 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:09:52,162 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:09:52 WrapperNode [2023-11-24 23:09:52,162 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:09:52,163 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:09:52,164 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:09:52,164 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:09:52,172 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:09:52" (1/1) ... [2023-11-24 23:09:52,233 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:09:52" (1/1) ... [2023-11-24 23:09:52,421 INFO L138 Inliner]: procedures = 177, calls = 623, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 3443 [2023-11-24 23:09:52,422 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:09:52,422 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:09:52,423 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:09:52,423 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:09:52,433 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:09:52" (1/1) ... [2023-11-24 23:09:52,434 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:09:52" (1/1) ... [2023-11-24 23:09:52,467 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:09:52" (1/1) ... [2023-11-24 23:09:52,468 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:09:52" (1/1) ... [2023-11-24 23:09:52,580 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:09:52" (1/1) ... [2023-11-24 23:09:52,618 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:09:52" (1/1) ... [2023-11-24 23:09:52,642 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:09:52" (1/1) ... [2023-11-24 23:09:52,669 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:09:52" (1/1) ... [2023-11-24 23:09:52,703 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:09:52,705 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:09:52,705 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:09:52,705 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:09:52,706 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:09:52" (1/1) ... [2023-11-24 23:09:52,712 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:09:52,726 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a356e886-f44f-4a42-9803-dda78b59dbca/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:09:52,743 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a356e886-f44f-4a42-9803-dda78b59dbca/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:09:52,771 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a356e886-f44f-4a42-9803-dda78b59dbca/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:09:52,794 INFO L130 BoogieDeclarations]: Found specification of procedure test_int_int [2023-11-24 23:09:52,794 INFO L138 BoogieDeclarations]: Found implementation of procedure test_int_int [2023-11-24 23:09:52,795 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 23:09:52,795 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-24 23:09:52,796 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-24 23:09:52,797 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 23:09:52,797 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-24 23:09:52,797 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-24 23:09:52,797 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-24 23:09:52,798 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:09:52,798 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-24 23:09:52,798 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 23:09:52,798 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-24 23:09:52,799 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-24 23:09:52,799 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 23:09:52,799 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:09:52,799 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:09:52,800 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:09:53,311 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:09:53,316 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:09:57,164 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:10:02,540 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:10:02,541 INFO L309 CfgBuilder]: Removed 168 assume(true) statements. [2023-11-24 23:10:02,543 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:10:02 BoogieIcfgContainer [2023-11-24 23:10:02,544 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:10:02,547 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:10:02,548 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:10:02,560 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:10:02,561 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:10:02" (1/1) ... [2023-11-24 23:10:02,575 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:10:02,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:02,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 521 states to 299 states and 521 transitions. [2023-11-24 23:10:02,691 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 521 transitions. [2023-11-24 23:10:02,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-24 23:10:02,695 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:02,697 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:02,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:02,927 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 23:10:02,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:02,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 517 states to 299 states and 517 transitions. [2023-11-24 23:10:02,960 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 517 transitions. [2023-11-24 23:10:02,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 23:10:02,966 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:02,967 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:03,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:03,087 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 23:10:03,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:03,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 513 states to 299 states and 513 transitions. [2023-11-24 23:10:03,107 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 513 transitions. [2023-11-24 23:10:03,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-24 23:10:03,111 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:03,111 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:03,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:03,458 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 23:10:03,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:03,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 514 states to 301 states and 514 transitions. [2023-11-24 23:10:03,549 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 514 transitions. [2023-11-24 23:10:03,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-24 23:10:03,554 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:03,554 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:03,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:03,789 INFO L262 TraceCheckSpWp]: Trace formula consists of 202 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 23:10:03,800 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:10:03,816 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 23:10:13,854 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 23:10:13,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:13,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 509 states to 301 states and 509 transitions. [2023-11-24 23:10:13,945 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 509 transitions. [2023-11-24 23:10:13,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-24 23:10:13,956 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:13,956 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:14,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:14,236 INFO L262 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 23:10:14,243 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:10:14,254 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 23:10:14,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:14,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 505 states to 301 states and 505 transitions. [2023-11-24 23:10:14,273 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 505 transitions. [2023-11-24 23:10:14,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-24 23:10:14,283 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:14,284 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:14,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:14,561 INFO L262 TraceCheckSpWp]: Trace formula consists of 262 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 23:10:14,569 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:10:14,586 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 23:10:14,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:14,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 499 states to 301 states and 499 transitions. [2023-11-24 23:10:14,606 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 499 transitions. [2023-11-24 23:10:14,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-24 23:10:14,607 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:14,608 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:15,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:15,058 INFO L262 TraceCheckSpWp]: Trace formula consists of 356 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 23:10:15,066 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:10:15,073 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 23:10:25,097 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 23:10:25,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:25,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 493 states to 301 states and 493 transitions. [2023-11-24 23:10:25,330 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 493 transitions. [2023-11-24 23:10:25,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-24 23:10:25,331 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:25,331 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:25,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:25,748 INFO L262 TraceCheckSpWp]: Trace formula consists of 429 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-24 23:10:25,757 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:10:25,875 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 23:10:36,141 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-24 23:10:46,170 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers []