./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test3-1.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_07910df2-2c5a-408b-84ff-17884909e17e/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07910df2-2c5a-408b-84ff-17884909e17e/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_07910df2-2c5a-408b-84ff-17884909e17e/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07910df2-2c5a-408b-84ff-17884909e17e/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test3-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07910df2-2c5a-408b-84ff-17884909e17e/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_07910df2-2c5a-408b-84ff-17884909e17e/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 eb2eb63835edf753d5a467feb7a4cdd6d105155177d7d0cab8bf29c1b74dbaf6 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:51:44,475 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:51:44,550 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07910df2-2c5a-408b-84ff-17884909e17e/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-11 23:51:44,555 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-11 23:51:44,556 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-11 23:51:44,583 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:51:44,584 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:51:44,585 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:51:44,586 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:51:44,586 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:51:44,587 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:51:44,588 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:51:44,588 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-11 23:51:44,589 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-11 23:51:44,589 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-11 23:51:44,590 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:51:44,590 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:51:44,591 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:51:44,591 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:51:44,591 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-11 23:51:44,592 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:51:44,593 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-11 23:51:44,593 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:51:44,593 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:51:44,594 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:51:44,594 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:51:44,595 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:51:44,595 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:51:44,596 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:51:44,596 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:51:44,596 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:51:44,597 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-11 23:51:44,597 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-11 23:51:44,597 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:51:44,598 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_07910df2-2c5a-408b-84ff-17884909e17e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07910df2-2c5a-408b-84ff-17884909e17e/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> eb2eb63835edf753d5a467feb7a4cdd6d105155177d7d0cab8bf29c1b74dbaf6 [2023-11-11 23:51:44,926 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:51:44,974 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:51:44,977 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:51:44,978 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:51:44,979 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:51:44,980 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07910df2-2c5a-408b-84ff-17884909e17e/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test3-1.i [2023-11-11 23:51:47,959 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:51:48,351 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:51:48,352 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07910df2-2c5a-408b-84ff-17884909e17e/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test3-1.i [2023-11-11 23:51:48,372 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07910df2-2c5a-408b-84ff-17884909e17e/bin/ukojak-verify-0OAaufAVZV/data/ce3ccdc64/7027429f52fe4044b5fdcc3bf44a955f/FLAG43041e0d9 [2023-11-11 23:51:48,387 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07910df2-2c5a-408b-84ff-17884909e17e/bin/ukojak-verify-0OAaufAVZV/data/ce3ccdc64/7027429f52fe4044b5fdcc3bf44a955f [2023-11-11 23:51:48,390 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:51:48,391 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:51:48,393 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:51:48,393 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:51:48,398 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:51:48,399 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:51:48" (1/1) ... [2023-11-11 23:51:48,400 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ed19f02 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:48, skipping insertion in model container [2023-11-11 23:51:48,401 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:51:48" (1/1) ... [2023-11-11 23:51:48,470 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:51:49,128 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:51:49,140 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:51:49,244 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:51:49,300 WARN L672 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:51:49,306 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:51:49,307 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:49 WrapperNode [2023-11-11 23:51:49,307 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:51:49,308 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:51:49,308 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:51:49,309 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:51:49,316 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:49" (1/1) ... [2023-11-11 23:51:49,356 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:49" (1/1) ... [2023-11-11 23:51:49,466 INFO L138 Inliner]: procedures = 177, calls = 287, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1367 [2023-11-11 23:51:49,469 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:51:49,470 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:51:49,470 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:51:49,470 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:51:49,480 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:49" (1/1) ... [2023-11-11 23:51:49,490 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:49" (1/1) ... [2023-11-11 23:51:49,509 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:49" (1/1) ... [2023-11-11 23:51:49,509 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:49" (1/1) ... [2023-11-11 23:51:49,588 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:49" (1/1) ... [2023-11-11 23:51:49,627 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:49" (1/1) ... [2023-11-11 23:51:49,638 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:49" (1/1) ... [2023-11-11 23:51:49,646 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:49" (1/1) ... [2023-11-11 23:51:49,669 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:51:49,670 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:51:49,670 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:51:49,670 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:51:49,671 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:49" (1/1) ... [2023-11-11 23:51:49,679 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:51:49,692 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07910df2-2c5a-408b-84ff-17884909e17e/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:51:49,706 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07910df2-2c5a-408b-84ff-17884909e17e/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:51:49,740 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07910df2-2c5a-408b-84ff-17884909e17e/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:51:49,748 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-11-11 23:51:49,749 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-11-11 23:51:49,749 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-11 23:51:49,749 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-11 23:51:49,750 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-11 23:51:49,750 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-11 23:51:49,750 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-11 23:51:49,751 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-11 23:51:49,751 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-11 23:51:49,751 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:51:49,751 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-11 23:51:49,751 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-11 23:51:49,751 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-11 23:51:49,751 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-11 23:51:49,752 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-11 23:51:49,752 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-11 23:51:49,752 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:51:49,752 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:51:50,120 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:51:50,122 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:51:51,820 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:51:53,541 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:51:53,541 INFO L302 CfgBuilder]: Removed 63 assume(true) statements. [2023-11-11 23:51:53,544 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:51:53 BoogieIcfgContainer [2023-11-11 23:51:53,544 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:51:53,545 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:51:53,545 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:51:53,555 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:51:53,556 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:51:53" (1/1) ... [2023-11-11 23:51:53,565 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-11 23:51:53,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:53,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 147 states and 239 transitions. [2023-11-11 23:51:53,633 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 239 transitions. [2023-11-11 23:51:53,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-11 23:51:53,635 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:53,635 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:53,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:53,862 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-11 23:51:53,882 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:51:53,960 INFO L351 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 [2023-11-11 23:51:53,971 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 23:51:54,044 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-11 23:51:54,045 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2023-11-11 23:51:54,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-11 23:51:54,058 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 23:51:54,067 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 23:51:54,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:54,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 150 states and 244 transitions. [2023-11-11 23:51:54,135 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 244 transitions. [2023-11-11 23:51:54,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-11 23:51:54,136 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:54,136 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:54,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:54,252 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-11 23:51:54,255 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:51:54,264 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 23:51:54,319 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-11 23:51:54,320 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2023-11-11 23:51:54,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-11 23:51:54,331 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 23:51:54,338 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 23:51:54,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:54,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 153 states and 249 transitions. [2023-11-11 23:51:54,469 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 249 transitions. [2023-11-11 23:51:54,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-11 23:51:54,470 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:54,470 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:54,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:54,576 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 23:51:54,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:54,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 153 states and 248 transitions. [2023-11-11 23:51:54,589 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 248 transitions. [2023-11-11 23:51:54,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-11 23:51:54,590 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:54,590 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:54,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:54,690 INFO L262 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-11 23:51:54,697 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:51:54,700 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 23:51:54,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:54,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 153 states and 246 transitions. [2023-11-11 23:51:54,711 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 246 transitions. [2023-11-11 23:51:54,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-11 23:51:54,713 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:54,714 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:54,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:54,920 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 23:51:55,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:55,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 153 states and 245 transitions. [2023-11-11 23:51:55,061 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 245 transitions. [2023-11-11 23:51:55,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-11 23:51:55,062 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:55,063 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:55,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:55,141 INFO L262 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-11 23:51:55,143 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:51:55,151 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 23:51:55,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:55,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 153 states and 241 transitions. [2023-11-11 23:51:55,167 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 241 transitions. [2023-11-11 23:51:55,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-11 23:51:55,172 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:55,172 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:55,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:55,272 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-11 23:51:55,325 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:51:55,328 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 23:51:55,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:55,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 153 states and 235 transitions. [2023-11-11 23:51:55,337 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 235 transitions. [2023-11-11 23:51:55,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-11 23:51:55,342 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:55,343 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:55,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:55,516 INFO L262 TraceCheckSpWp]: Trace formula consists of 244 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-11 23:51:55,519 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:51:55,527 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 23:52:05,557 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-11 23:52:05,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:05,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 153 states and 229 transitions. [2023-11-11 23:52:05,638 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 229 transitions. [2023-11-11 23:52:05,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-11 23:52:05,639 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:05,639 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:05,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:05,880 INFO L262 TraceCheckSpWp]: Trace formula consists of 317 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-11 23:52:05,883 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:52:06,007 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:52:16,535 WARN L539 Checker$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 23:52:26,600 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.06s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-11 23:52:36,634 WARN L539 Checker$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 23:52:46,680 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-11 23:52:46,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:46,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 168 states and 248 transitions. [2023-11-11 23:52:46,717 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 248 transitions. [2023-11-11 23:52:46,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-11 23:52:46,718 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:46,719 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:46,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:46,980 INFO L262 TraceCheckSpWp]: Trace formula consists of 290 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-11 23:52:46,992 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:52:46,999 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 23:52:47,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:47,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 168 states and 246 transitions. [2023-11-11 23:52:47,012 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 246 transitions. [2023-11-11 23:52:47,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-11 23:52:47,018 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:47,019 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:47,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:47,217 INFO L262 TraceCheckSpWp]: Trace formula consists of 317 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-11 23:52:47,219 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:52:47,223 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 23:52:47,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:47,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 168 states and 244 transitions. [2023-11-11 23:52:47,233 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 244 transitions. [2023-11-11 23:52:47,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-11 23:52:47,233 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:47,234 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:47,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:47,492 INFO L262 TraceCheckSpWp]: Trace formula consists of 331 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-11 23:52:47,495 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:52:47,498 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.