./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test9-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version cf1a7837 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_aebd6156-bd63-41a9-b43a-17f2dc865297/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aebd6156-bd63-41a9-b43a-17f2dc865297/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aebd6156-bd63-41a9-b43a-17f2dc865297/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aebd6156-bd63-41a9-b43a-17f2dc865297/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test9-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aebd6156-bd63-41a9-b43a-17f2dc865297/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aebd6156-bd63-41a9-b43a-17f2dc865297/bin/ukojak-verify-0OAaufAVZV --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 0672e9446c2cfbd152a4f960adca314d72e71aa68b29fd9a83ebc5c34f7546dd --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:44:53,587 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:44:53,710 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aebd6156-bd63-41a9-b43a-17f2dc865297/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-11 23:44:53,717 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-11 23:44:53,718 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-11 23:44:53,756 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:44:53,757 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:44:53,758 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:44:53,759 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:44:53,764 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:44:53,764 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:44:53,765 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:44:53,765 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-11 23:44:53,766 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-11 23:44:53,766 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-11 23:44:53,766 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:44:53,767 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:44:53,767 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:44:53,768 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:44:53,768 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-11 23:44:53,769 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:44:53,769 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-11 23:44:53,769 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:44:53,771 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:44:53,772 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:44:53,772 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:44:53,773 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:44:53,773 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:44:53,774 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:44:53,774 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:44:53,775 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:44:53,775 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-11 23:44:53,776 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-11 23:44:53,776 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:44:53,776 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_aebd6156-bd63-41a9-b43a-17f2dc865297/bin/ukojak-verify-0OAaufAVZV/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aebd6156-bd63-41a9-b43a-17f2dc865297/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0672e9446c2cfbd152a4f960adca314d72e71aa68b29fd9a83ebc5c34f7546dd [2023-11-11 23:44:54,116 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:44:54,152 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:44:54,155 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:44:54,156 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:44:54,157 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:44:54,158 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aebd6156-bd63-41a9-b43a-17f2dc865297/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test9-2.i [2023-11-11 23:44:57,348 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:44:57,810 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:44:57,811 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aebd6156-bd63-41a9-b43a-17f2dc865297/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test9-2.i [2023-11-11 23:44:57,860 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aebd6156-bd63-41a9-b43a-17f2dc865297/bin/ukojak-verify-0OAaufAVZV/data/db89fd0c1/30b7146ea129439fa4c87e58a01ec8dc/FLAG7ca3181ea [2023-11-11 23:44:57,927 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aebd6156-bd63-41a9-b43a-17f2dc865297/bin/ukojak-verify-0OAaufAVZV/data/db89fd0c1/30b7146ea129439fa4c87e58a01ec8dc [2023-11-11 23:44:57,930 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:44:57,931 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:44:57,935 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:44:57,936 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:44:57,942 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:44:57,946 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:44:57" (1/1) ... [2023-11-11 23:44:57,948 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@40dc9934 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:44:57, skipping insertion in model container [2023-11-11 23:44:57,949 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:44:57" (1/1) ... [2023-11-11 23:44:58,038 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:44:58,878 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:44:58,921 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:44:59,075 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:44:59,116 WARN L672 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:44:59,124 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:44:59,124 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:44:59 WrapperNode [2023-11-11 23:44:59,125 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:44:59,126 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:44:59,126 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:44:59,126 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:44:59,134 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:44:59" (1/1) ... [2023-11-11 23:44:59,185 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:44:59" (1/1) ... [2023-11-11 23:44:59,389 INFO L138 Inliner]: procedures = 177, calls = 783, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 3360 [2023-11-11 23:44:59,390 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:44:59,390 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:44:59,391 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:44:59,391 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:44:59,403 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:44:59" (1/1) ... [2023-11-11 23:44:59,404 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:44:59" (1/1) ... [2023-11-11 23:44:59,438 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:44:59" (1/1) ... [2023-11-11 23:44:59,439 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:44:59" (1/1) ... [2023-11-11 23:44:59,541 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:44:59" (1/1) ... [2023-11-11 23:44:59,581 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:44:59" (1/1) ... [2023-11-11 23:44:59,593 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:44:59" (1/1) ... [2023-11-11 23:44:59,611 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:44:59" (1/1) ... [2023-11-11 23:44:59,637 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:44:59,639 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:44:59,639 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:44:59,639 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:44:59,640 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:44:59" (1/1) ... [2023-11-11 23:44:59,647 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:44:59,660 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aebd6156-bd63-41a9-b43a-17f2dc865297/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:44:59,677 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aebd6156-bd63-41a9-b43a-17f2dc865297/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:44:59,697 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aebd6156-bd63-41a9-b43a-17f2dc865297/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:44:59,726 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-11-11 23:44:59,726 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-11-11 23:44:59,726 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-11 23:44:59,727 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-11 23:44:59,727 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-11 23:44:59,728 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-11 23:44:59,729 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-11 23:44:59,729 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-11 23:44:59,729 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-11 23:44:59,729 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:44:59,730 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-11 23:44:59,730 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-11 23:44:59,730 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-11 23:44:59,730 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-11 23:44:59,730 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-11 23:44:59,731 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-11 23:44:59,731 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:44:59,731 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:45:00,023 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:45:00,025 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:45:03,518 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:45:05,666 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:45:05,666 INFO L302 CfgBuilder]: Removed 63 assume(true) statements. [2023-11-11 23:45:05,671 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:45:05 BoogieIcfgContainer [2023-11-11 23:45:05,671 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:45:05,672 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:45:05,672 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:45:05,683 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:45:05,683 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:45:05" (1/1) ... [2023-11-11 23:45:05,693 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-11 23:45:05,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:45:05,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2219 states to 1137 states and 2219 transitions. [2023-11-11 23:45:05,830 INFO L276 IsEmpty]: Start isEmpty. Operand 1137 states and 2219 transitions. [2023-11-11 23:45:05,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-11 23:45:05,832 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:45:05,833 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:45:06,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:45:06,013 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-11 23:45:06,020 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:45:06,125 INFO L351 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 [2023-11-11 23:45:06,198 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-11 23:45:06,200 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2023-11-11 23:45:06,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-11 23:45:06,252 INFO L351 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 [2023-11-11 23:45:06,261 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:45:06,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:45:06,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2224 states to 1140 states and 2224 transitions. [2023-11-11 23:45:06,350 INFO L276 IsEmpty]: Start isEmpty. Operand 1140 states and 2224 transitions. [2023-11-11 23:45:06,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-11 23:45:06,351 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:45:06,351 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:45:06,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:45:06,439 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-11 23:45:06,442 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:45:06,453 INFO L351 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 [2023-11-11 23:45:06,480 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-11 23:45:06,481 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2023-11-11 23:45:06,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-11 23:45:06,488 INFO L351 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 [2023-11-11 23:45:06,495 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:45:06,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:45:06,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2225 states to 1141 states and 2225 transitions. [2023-11-11 23:45:06,530 INFO L276 IsEmpty]: Start isEmpty. Operand 1141 states and 2225 transitions. [2023-11-11 23:45:06,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-11 23:45:06,531 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:45:06,531 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:45:06,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:45:06,622 INFO L262 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-11 23:45:06,624 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:45:06,627 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:45:06,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:45:06,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2223 states to 1141 states and 2223 transitions. [2023-11-11 23:45:06,649 INFO L276 IsEmpty]: Start isEmpty. Operand 1141 states and 2223 transitions. [2023-11-11 23:45:06,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-11 23:45:06,650 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:45:06,650 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:45:06,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:45:06,905 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:45:07,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:45:07,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2219 states to 1141 states and 2219 transitions. [2023-11-11 23:45:07,032 INFO L276 IsEmpty]: Start isEmpty. Operand 1141 states and 2219 transitions. [2023-11-11 23:45:07,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-11 23:45:07,033 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:45:07,033 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:45:07,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:45:07,115 INFO L262 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-11 23:45:07,118 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:45:07,121 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:45:07,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:45:07,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2215 states to 1141 states and 2215 transitions. [2023-11-11 23:45:07,142 INFO L276 IsEmpty]: Start isEmpty. Operand 1141 states and 2215 transitions. [2023-11-11 23:45:07,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-11 23:45:07,146 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:45:07,146 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:45:07,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:45:07,259 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-11 23:45:07,262 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:45:07,265 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:45:07,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:45:07,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2209 states to 1141 states and 2209 transitions. [2023-11-11 23:45:07,288 INFO L276 IsEmpty]: Start isEmpty. Operand 1141 states and 2209 transitions. [2023-11-11 23:45:07,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-11 23:45:07,290 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:45:07,290 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:45:07,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:45:07,499 INFO L262 TraceCheckSpWp]: Trace formula consists of 244 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-11 23:45:07,502 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:45:07,506 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:45:17,532 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-11 23:45:17,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:45:17,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2203 states to 1141 states and 2203 transitions. [2023-11-11 23:45:17,654 INFO L276 IsEmpty]: Start isEmpty. Operand 1141 states and 2203 transitions. [2023-11-11 23:45:17,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-11 23:45:17,656 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:45:17,658 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:45:17,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:45:17,923 INFO L262 TraceCheckSpWp]: Trace formula consists of 317 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-11 23:45:17,927 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:45:18,047 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:45:28,508 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-11 23:45:38,536 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-11 23:45:48,567 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-11 23:45:58,628 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.06s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-11 23:45:58,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:45:58,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2221 states to 1156 states and 2221 transitions. [2023-11-11 23:45:58,679 INFO L276 IsEmpty]: Start isEmpty. Operand 1156 states and 2221 transitions. [2023-11-11 23:45:58,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-11 23:45:58,681 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:45:58,681 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:45:58,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:45:58,938 INFO L262 TraceCheckSpWp]: Trace formula consists of 290 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-11 23:45:58,950 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:45:58,960 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:45:58,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:45:58,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2219 states to 1156 states and 2219 transitions. [2023-11-11 23:45:58,985 INFO L276 IsEmpty]: Start isEmpty. Operand 1156 states and 2219 transitions. [2023-11-11 23:45:58,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-11 23:45:58,993 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:45:58,993 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:45:59,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:45:59,191 INFO L262 TraceCheckSpWp]: Trace formula consists of 317 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-11 23:45:59,193 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:45:59,197 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:45:59,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:45:59,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2217 states to 1156 states and 2217 transitions. [2023-11-11 23:45:59,219 INFO L276 IsEmpty]: Start isEmpty. Operand 1156 states and 2217 transitions. [2023-11-11 23:45:59,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-11 23:45:59,220 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:45:59,220 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:45:59,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:45:59,462 INFO L262 TraceCheckSpWp]: Trace formula consists of 331 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-11 23:45:59,465 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:45:59,467 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.