./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test9-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 30e01a73 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_65c8f2cc-80cc-4fc4-8c7c-018b522e1fbd/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65c8f2cc-80cc-4fc4-8c7c-018b522e1fbd/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65c8f2cc-80cc-4fc4-8c7c-018b522e1fbd/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65c8f2cc-80cc-4fc4-8c7c-018b522e1fbd/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test9-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65c8f2cc-80cc-4fc4-8c7c-018b522e1fbd/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65c8f2cc-80cc-4fc4-8c7c-018b522e1fbd/bin/ukojak-verify-1t5iHCbJaC --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 9c302c0a70f15041d912ede4a343504399632b0722d257e8570893a260b2b8dc --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:18:55,792 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:18:55,869 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65c8f2cc-80cc-4fc4-8c7c-018b522e1fbd/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-23 20:18:55,875 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:18:55,876 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:18:55,917 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:18:55,923 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:18:55,924 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:18:55,925 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:18:55,930 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:18:55,931 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:18:55,931 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:18:55,932 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:18:55,934 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:18:55,934 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:18:55,935 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:18:55,935 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:18:55,936 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:18:55,936 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:18:55,937 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:18:55,938 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:18:55,938 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:18:55,939 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:18:55,939 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:18:55,940 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:18:55,941 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:18:55,941 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:18:55,942 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:18:55,943 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:18:55,943 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:18:55,945 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:18:55,945 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:18:55,945 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:18:55,946 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:18:55,946 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:18:55,946 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_65c8f2cc-80cc-4fc4-8c7c-018b522e1fbd/bin/ukojak-verify-1t5iHCbJaC/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65c8f2cc-80cc-4fc4-8c7c-018b522e1fbd/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9c302c0a70f15041d912ede4a343504399632b0722d257e8570893a260b2b8dc [2023-11-23 20:18:56,342 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:18:56,377 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:18:56,380 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:18:56,382 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:18:56,382 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:18:56,384 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65c8f2cc-80cc-4fc4-8c7c-018b522e1fbd/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test9-2.i [2023-11-23 20:18:59,607 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:19:00,158 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:19:00,158 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65c8f2cc-80cc-4fc4-8c7c-018b522e1fbd/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test9-2.i [2023-11-23 20:19:00,186 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65c8f2cc-80cc-4fc4-8c7c-018b522e1fbd/bin/ukojak-verify-1t5iHCbJaC/data/f7a8f44fa/b52993bc6e99491887950136420c839c/FLAG18a9e4a6b [2023-11-23 20:19:00,697 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65c8f2cc-80cc-4fc4-8c7c-018b522e1fbd/bin/ukojak-verify-1t5iHCbJaC/data/f7a8f44fa/b52993bc6e99491887950136420c839c [2023-11-23 20:19:00,700 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:19:00,701 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:19:00,703 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:19:00,703 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:19:00,708 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:19:00,709 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:19:00" (1/1) ... [2023-11-23 20:19:00,710 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@20b60722 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:19:00, skipping insertion in model container [2023-11-23 20:19:00,710 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:19:00" (1/1) ... [2023-11-23 20:19:00,831 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:19:01,811 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:19:01,827 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:19:02,089 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:19:02,135 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:19:02,144 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:19:02,145 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:19:02 WrapperNode [2023-11-23 20:19:02,145 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:19:02,147 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:19:02,147 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:19:02,147 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:19:02,156 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:19:02" (1/1) ... [2023-11-23 20:19:02,207 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:19:02" (1/1) ... [2023-11-23 20:19:02,357 INFO L138 Inliner]: procedures = 177, calls = 783, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 3360 [2023-11-23 20:19:02,358 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:19:02,359 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:19:02,360 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:19:02,360 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:19:02,371 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:19:02" (1/1) ... [2023-11-23 20:19:02,372 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:19:02" (1/1) ... [2023-11-23 20:19:02,401 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:19:02" (1/1) ... [2023-11-23 20:19:02,402 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:19:02" (1/1) ... [2023-11-23 20:19:02,580 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:19:02" (1/1) ... [2023-11-23 20:19:02,625 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:19:02" (1/1) ... [2023-11-23 20:19:02,647 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:19:02" (1/1) ... [2023-11-23 20:19:02,661 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:19:02" (1/1) ... [2023-11-23 20:19:02,695 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:19:02,697 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:19:02,697 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:19:02,698 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:19:02,699 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:19:02" (1/1) ... [2023-11-23 20:19:02,705 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:19:02,719 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65c8f2cc-80cc-4fc4-8c7c-018b522e1fbd/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:19:02,736 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65c8f2cc-80cc-4fc4-8c7c-018b522e1fbd/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:19:02,787 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65c8f2cc-80cc-4fc4-8c7c-018b522e1fbd/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:19:02,818 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-11-23 20:19:02,819 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-11-23 20:19:02,819 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-23 20:19:02,819 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-23 20:19:02,820 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-23 20:19:02,820 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-23 20:19:02,821 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-23 20:19:02,821 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-23 20:19:02,821 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-23 20:19:02,821 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:19:02,822 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-23 20:19:02,822 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 20:19:02,822 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-23 20:19:02,822 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-23 20:19:02,823 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 20:19:02,823 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:19:02,823 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:19:02,823 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:19:03,061 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:19:03,066 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:19:06,242 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:19:08,530 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:19:08,530 INFO L309 CfgBuilder]: Removed 63 assume(true) statements. [2023-11-23 20:19:08,533 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:19:08 BoogieIcfgContainer [2023-11-23 20:19:08,533 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:19:08,534 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:19:08,534 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:19:08,546 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:19:08,547 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:19:08" (1/1) ... [2023-11-23 20:19:08,557 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:19:08,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:08,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2219 states to 1137 states and 2219 transitions. [2023-11-23 20:19:08,692 INFO L276 IsEmpty]: Start isEmpty. Operand 1137 states and 2219 transitions. [2023-11-23 20:19:08,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-23 20:19:08,694 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:08,696 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:08,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:08,927 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-23 20:19:08,935 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:19:09,052 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2023-11-23 20:19:09,063 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2023-11-23 20:19:09,133 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-23 20:19:09,134 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2023-11-23 20:19:09,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:19:09,144 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2023-11-23 20:19:09,154 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:19:09,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:09,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2224 states to 1140 states and 2224 transitions. [2023-11-23 20:19:09,237 INFO L276 IsEmpty]: Start isEmpty. Operand 1140 states and 2224 transitions. [2023-11-23 20:19:09,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-23 20:19:09,238 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:09,238 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:09,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:09,360 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-23 20:19:09,363 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:19:09,372 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2023-11-23 20:19:09,379 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2023-11-23 20:19:09,441 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-23 20:19:09,442 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2023-11-23 20:19:09,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:19:09,454 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2023-11-23 20:19:09,471 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:19:09,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:09,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2226 states to 1141 states and 2226 transitions. [2023-11-23 20:19:09,592 INFO L276 IsEmpty]: Start isEmpty. Operand 1141 states and 2226 transitions. [2023-11-23 20:19:09,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-23 20:19:09,593 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:09,594 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:09,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:09,727 INFO L262 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:19:09,730 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:19:09,734 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:19:09,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:09,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2224 states to 1141 states and 2224 transitions. [2023-11-23 20:19:09,757 INFO L276 IsEmpty]: Start isEmpty. Operand 1141 states and 2224 transitions. [2023-11-23 20:19:09,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-23 20:19:09,759 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:09,760 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:09,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:10,058 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:19:10,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:10,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2220 states to 1141 states and 2220 transitions. [2023-11-23 20:19:10,231 INFO L276 IsEmpty]: Start isEmpty. Operand 1141 states and 2220 transitions. [2023-11-23 20:19:10,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-23 20:19:10,232 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:10,232 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:10,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:10,314 INFO L262 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:19:10,317 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:19:10,325 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:19:10,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:10,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2216 states to 1141 states and 2216 transitions. [2023-11-23 20:19:10,350 INFO L276 IsEmpty]: Start isEmpty. Operand 1141 states and 2216 transitions. [2023-11-23 20:19:10,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-23 20:19:10,356 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:10,357 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:10,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:10,462 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:19:10,468 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:19:10,473 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:19:10,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:10,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2210 states to 1141 states and 2210 transitions. [2023-11-23 20:19:10,505 INFO L276 IsEmpty]: Start isEmpty. Operand 1141 states and 2210 transitions. [2023-11-23 20:19:10,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-23 20:19:10,510 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:10,510 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:10,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:10,732 INFO L262 TraceCheckSpWp]: Trace formula consists of 244 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:19:10,735 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:19:10,739 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:19:20,761 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 20:19:20,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:20,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2204 states to 1141 states and 2204 transitions. [2023-11-23 20:19:20,854 INFO L276 IsEmpty]: Start isEmpty. Operand 1141 states and 2204 transitions. [2023-11-23 20:19:20,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-23 20:19:20,856 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:20,856 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:21,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:21,112 INFO L262 TraceCheckSpWp]: Trace formula consists of 317 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:19:21,116 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:19:21,234 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:19:31,845 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 20:19:34,949 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.10s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 20:19:34,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:35,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2223 states to 1156 states and 2223 transitions. [2023-11-23 20:19:35,005 INFO L276 IsEmpty]: Start isEmpty. Operand 1156 states and 2223 transitions. [2023-11-23 20:19:35,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-23 20:19:35,006 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:35,007 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:35,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:35,248 INFO L262 TraceCheckSpWp]: Trace formula consists of 290 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:19:35,262 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:19:35,268 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:19:35,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:35,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2221 states to 1156 states and 2221 transitions. [2023-11-23 20:19:35,297 INFO L276 IsEmpty]: Start isEmpty. Operand 1156 states and 2221 transitions. [2023-11-23 20:19:35,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-23 20:19:35,307 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:35,307 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:35,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:35,622 INFO L262 TraceCheckSpWp]: Trace formula consists of 317 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:19:35,625 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:19:35,634 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:19:35,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:35,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2219 states to 1156 states and 2219 transitions. [2023-11-23 20:19:35,661 INFO L276 IsEmpty]: Start isEmpty. Operand 1156 states and 2219 transitions. [2023-11-23 20:19:35,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-23 20:19:35,663 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:35,663 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:35,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:35,962 INFO L262 TraceCheckSpWp]: Trace formula consists of 331 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:19:35,965 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:19:35,968 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:19:45,984 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 [] [2023-11-23 20:19:46,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:46,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2217 states to 1156 states and 2217 transitions. [2023-11-23 20:19:46,016 INFO L276 IsEmpty]: Start isEmpty. Operand 1156 states and 2217 transitions. [2023-11-23 20:19:46,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-23 20:19:46,017 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:46,017 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:46,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:46,342 INFO L262 TraceCheckSpWp]: Trace formula consists of 340 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:19:46,345 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:19:46,478 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:19:56,503 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 20:19:59,967 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.46s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 20:20:00,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:00,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2219 states to 1159 states and 2219 transitions. [2023-11-23 20:20:00,022 INFO L276 IsEmpty]: Start isEmpty. Operand 1159 states and 2219 transitions. [2023-11-23 20:20:00,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-23 20:20:00,023 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:00,024 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms