./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test6-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 527bcce2 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_8ecf69a2-b00f-455a-b40c-00139de46752/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ecf69a2-b00f-455a-b40c-00139de46752/bin/ukojak-verify-i0I2FZA1j2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ecf69a2-b00f-455a-b40c-00139de46752/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ecf69a2-b00f-455a-b40c-00139de46752/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test6-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ecf69a2-b00f-455a-b40c-00139de46752/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ecf69a2-b00f-455a-b40c-00139de46752/bin/ukojak-verify-i0I2FZA1j2 --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 7743788eb05cb3443d5449a0c3250a50955573eb924e62e5cc797e3ef82e3ba3 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:36:11,614 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:36:11,785 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ecf69a2-b00f-455a-b40c-00139de46752/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-21 18:36:11,793 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:36:11,795 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:36:11,850 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:36:11,852 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:36:11,853 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:36:11,854 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:36:11,855 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:36:11,855 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:36:11,856 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:36:11,856 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:36:11,857 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:36:11,858 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:36:11,858 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:36:11,859 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:36:11,860 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:36:11,860 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:36:11,861 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:36:11,861 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:36:11,863 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:36:11,864 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:36:11,865 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:36:11,866 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:36:11,866 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:36:11,867 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:36:11,867 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:36:11,868 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:36:11,869 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:36:11,870 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:36:11,871 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:36:11,871 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:36:11,872 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:36:11,872 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:36:11,872 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_8ecf69a2-b00f-455a-b40c-00139de46752/bin/ukojak-verify-i0I2FZA1j2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ecf69a2-b00f-455a-b40c-00139de46752/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7743788eb05cb3443d5449a0c3250a50955573eb924e62e5cc797e3ef82e3ba3 [2023-11-21 18:36:12,250 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:36:12,290 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:36:12,293 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:36:12,294 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:36:12,295 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:36:12,297 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ecf69a2-b00f-455a-b40c-00139de46752/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test6-1.i [2023-11-21 18:36:15,490 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:36:15,960 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:36:15,960 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ecf69a2-b00f-455a-b40c-00139de46752/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test6-1.i [2023-11-21 18:36:15,997 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ecf69a2-b00f-455a-b40c-00139de46752/bin/ukojak-verify-i0I2FZA1j2/data/6d5856e0a/75a4c4ae1db74004b9bb9e1515df8fe6/FLAG77b91079d [2023-11-21 18:36:16,013 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ecf69a2-b00f-455a-b40c-00139de46752/bin/ukojak-verify-i0I2FZA1j2/data/6d5856e0a/75a4c4ae1db74004b9bb9e1515df8fe6 [2023-11-21 18:36:16,016 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:36:16,018 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:36:16,020 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:36:16,020 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:36:16,026 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:36:16,027 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:36:16" (1/1) ... [2023-11-21 18:36:16,028 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4976d07c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:36:16, skipping insertion in model container [2023-11-21 18:36:16,028 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:36:16" (1/1) ... [2023-11-21 18:36:16,105 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:36:17,082 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:36:17,098 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:36:17,295 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:36:17,369 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:36:17,379 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:36:17,380 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:36:17 WrapperNode [2023-11-21 18:36:17,380 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:36:17,381 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:36:17,382 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:36:17,382 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:36:17,392 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:36:17" (1/1) ... [2023-11-21 18:36:17,435 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:36:17" (1/1) ... [2023-11-21 18:36:17,523 INFO L138 Inliner]: procedures = 282, calls = 298, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 1383 [2023-11-21 18:36:17,529 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:36:17,530 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:36:17,530 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:36:17,531 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:36:17,542 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:36:17" (1/1) ... [2023-11-21 18:36:17,542 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:36:17" (1/1) ... [2023-11-21 18:36:17,557 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:36:17" (1/1) ... [2023-11-21 18:36:17,557 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:36:17" (1/1) ... [2023-11-21 18:36:17,662 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:36:17" (1/1) ... [2023-11-21 18:36:17,677 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:36:17" (1/1) ... [2023-11-21 18:36:17,688 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:36:17" (1/1) ... [2023-11-21 18:36:17,697 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:36:17" (1/1) ... [2023-11-21 18:36:17,716 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:36:17,717 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:36:17,718 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:36:17,718 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:36:17,719 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:36:17" (1/1) ... [2023-11-21 18:36:17,725 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:36:17,743 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ecf69a2-b00f-455a-b40c-00139de46752/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:36:17,758 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ecf69a2-b00f-455a-b40c-00139de46752/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:36:17,781 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ecf69a2-b00f-455a-b40c-00139de46752/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:36:17,831 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-11-21 18:36:17,831 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-11-21 18:36:17,831 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 18:36:17,831 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-21 18:36:17,831 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-21 18:36:17,832 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:36:17,832 INFO L130 BoogieDeclarations]: Found specification of procedure alt_bzero [2023-11-21 18:36:17,832 INFO L138 BoogieDeclarations]: Found implementation of procedure alt_bzero [2023-11-21 18:36:17,832 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-21 18:36:17,832 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-21 18:36:17,833 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-21 18:36:17,833 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-21 18:36:17,833 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-21 18:36:17,833 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:36:17,833 INFO L130 BoogieDeclarations]: Found specification of procedure alt_malloc [2023-11-21 18:36:17,834 INFO L138 BoogieDeclarations]: Found implementation of procedure alt_malloc [2023-11-21 18:36:17,834 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-21 18:36:17,834 INFO L130 BoogieDeclarations]: Found specification of procedure alt_free [2023-11-21 18:36:17,834 INFO L138 BoogieDeclarations]: Found implementation of procedure alt_free [2023-11-21 18:36:17,834 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:36:17,834 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:36:17,835 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:36:18,125 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:36:18,128 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:36:19,972 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:36:21,667 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:36:21,668 INFO L308 CfgBuilder]: Removed 63 assume(true) statements. [2023-11-21 18:36:21,670 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:36:21 BoogieIcfgContainer [2023-11-21 18:36:21,670 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:36:21,671 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:36:21,671 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:36:21,717 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:36:21,717 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:36:21" (1/1) ... [2023-11-21 18:36:21,730 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:36:21,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:36:21,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 177 states and 272 transitions. [2023-11-21 18:36:21,825 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 272 transitions. [2023-11-21 18:36:21,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-21 18:36:21,827 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:36:21,828 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:36:22,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:36:22,064 INFO L262 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-21 18:36:22,072 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:36:22,237 INFO L349 Elim1Store]: treesize reduction 26, result has 42.2 percent of original size [2023-11-21 18:36:22,238 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 36 treesize of output 64 [2023-11-21 18:36:22,252 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 8 treesize of output 7 [2023-11-21 18:36:22,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:36:22,297 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-21 18:36:22,312 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-21 18:36:22,314 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2023-11-21 18:36:22,381 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 12 [2023-11-21 18:36:22,442 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 28 treesize of output 20 [2023-11-21 18:36:22,456 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:36:22,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:36:22,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 180 states and 277 transitions. [2023-11-21 18:36:22,528 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 277 transitions. [2023-11-21 18:36:22,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-21 18:36:22,529 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:36:22,529 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:36:22,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:36:22,662 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-21 18:36:22,666 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:36:22,715 INFO L349 Elim1Store]: treesize reduction 26, result has 42.2 percent of original size [2023-11-21 18:36:22,717 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 36 treesize of output 64 [2023-11-21 18:36:22,742 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 8 treesize of output 7 [2023-11-21 18:36:22,761 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 8 treesize of output 7 [2023-11-21 18:36:22,810 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-21 18:36:22,811 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2023-11-21 18:36:22,855 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 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 23 treesize of output 11 [2023-11-21 18:36:22,889 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 28 treesize of output 20 [2023-11-21 18:36:22,897 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:36:22,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:36:22,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 181 states and 278 transitions. [2023-11-21 18:36:22,936 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 278 transitions. [2023-11-21 18:36:22,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-21 18:36:22,942 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:36:22,942 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:36:23,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:36:23,088 INFO L262 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:36:23,091 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:36:23,095 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:36:23,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:36:23,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 181 states and 276 transitions. [2023-11-21 18:36:23,111 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 276 transitions. [2023-11-21 18:36:23,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-21 18:36:23,114 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:36:23,115 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:36:23,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:36:23,268 INFO L262 TraceCheckSpWp]: Trace formula consists of 187 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:36:23,271 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:36:23,278 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:36:23,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:36:23,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 181 states and 270 transitions. [2023-11-21 18:36:23,299 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 270 transitions. [2023-11-21 18:36:23,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-21 18:36:23,303 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:36:23,304 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:36:23,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:36:23,518 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:36:23,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:36:23,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 179 states and 260 transitions. [2023-11-21 18:36:23,686 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 260 transitions. [2023-11-21 18:36:23,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-21 18:36:23,686 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:36:23,687 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:36:23,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:36:23,816 INFO L262 TraceCheckSpWp]: Trace formula consists of 189 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:36:23,819 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:36:23,822 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:36:23,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:36:23,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 179 states and 258 transitions. [2023-11-21 18:36:23,831 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 258 transitions. [2023-11-21 18:36:23,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-21 18:36:23,832 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:36:23,832 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:36:23,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:36:23,999 INFO L262 TraceCheckSpWp]: Trace formula consists of 226 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:36:24,003 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:36:24,008 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:36:34,039 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-21 18:36:34,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:36:34,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 179 states and 256 transitions. [2023-11-21 18:36:34,056 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 256 transitions. [2023-11-21 18:36:34,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-21 18:36:34,057 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:36:34,057 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:36:34,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:36:34,229 INFO L262 TraceCheckSpWp]: Trace formula consists of 235 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 18:36:34,233 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:36:34,320 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:36:44,691 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-21 18:36:45,957 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.26s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-21 18:36:46,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:36:46,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 197 states and 283 transitions. [2023-11-21 18:36:46,028 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 283 transitions. [2023-11-21 18:36:46,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-21 18:36:46,028 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:36:46,029 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:36:46,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:36:46,192 INFO L262 TraceCheckSpWp]: Trace formula consists of 236 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 18:36:46,195 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:36:46,309 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:36:56,874 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-21 18:37:06,885 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-21 18:37:08,148 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.26s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-21 18:37:08,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:37:08,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 216 states and 311 transitions. [2023-11-21 18:37:08,280 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 311 transitions. [2023-11-21 18:37:08,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-21 18:37:08,280 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:37:08,281 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:37:08,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:37:08,421 INFO L262 TraceCheckSpWp]: Trace formula consists of 249 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:37:08,434 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:37:08,439 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:37:18,466 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-21 18:37:18,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:37:18,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 216 states and 309 transitions. [2023-11-21 18:37:18,479 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 309 transitions. [2023-11-21 18:37:18,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-21 18:37:18,480 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:37:18,481 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:37:18,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:37:18,649 INFO L262 TraceCheckSpWp]: Trace formula consists of 258 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 18:37:18,654 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:37:18,711 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:37:19,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:37:19,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 219 states and 311 transitions. [2023-11-21 18:37:19,152 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 311 transitions. [2023-11-21 18:37:19,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-21 18:37:19,153 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:37:19,154 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:37:19,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:37:19,310 INFO L262 TraceCheckSpWp]: Trace formula consists of 213 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:37:19,315 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:37:19,317 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:37:19,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:37:19,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 219 states and 307 transitions. [2023-11-21 18:37:19,328 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 307 transitions. [2023-11-21 18:37:19,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-21 18:37:19,329 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:37:19,330 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:37:19,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:37:19,505 INFO L262 TraceCheckSpWp]: Trace formula consists of 259 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 18:37:19,508 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:37:19,638 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked.