./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test9-1.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_ce7e7c1d-e5b4-404a-bf68-8f3e426a48a9/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce7e7c1d-e5b4-404a-bf68-8f3e426a48a9/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_ce7e7c1d-e5b4-404a-bf68-8f3e426a48a9/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce7e7c1d-e5b4-404a-bf68-8f3e426a48a9/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test9-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce7e7c1d-e5b4-404a-bf68-8f3e426a48a9/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_ce7e7c1d-e5b4-404a-bf68-8f3e426a48a9/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 e2cb3c9a8570b7ee66b623ed5fd2a1832f018e766f6bb5120cee7430951770d6 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:30:21,472 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:30:21,625 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce7e7c1d-e5b4-404a-bf68-8f3e426a48a9/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-21 18:30:21,638 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:30:21,639 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:30:21,681 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:30:21,683 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:30:21,683 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:30:21,684 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:30:21,685 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:30:21,686 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:30:21,687 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:30:21,687 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:30:21,688 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:30:21,688 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:30:21,689 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:30:21,690 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:30:21,690 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:30:21,691 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:30:21,691 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:30:21,692 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:30:21,697 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:30:21,697 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:30:21,698 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:30:21,698 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:30:21,699 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:30:21,699 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:30:21,700 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:30:21,700 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:30:21,701 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:30:21,701 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:30:21,702 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:30:21,702 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:30:21,702 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:30:21,703 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:30:21,703 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_ce7e7c1d-e5b4-404a-bf68-8f3e426a48a9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce7e7c1d-e5b4-404a-bf68-8f3e426a48a9/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e2cb3c9a8570b7ee66b623ed5fd2a1832f018e766f6bb5120cee7430951770d6 [2023-11-21 18:30:21,940 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:30:21,962 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:30:21,965 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:30:21,967 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:30:21,967 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:30:21,969 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce7e7c1d-e5b4-404a-bf68-8f3e426a48a9/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test9-1.i [2023-11-21 18:30:25,321 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:30:25,819 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:30:25,820 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce7e7c1d-e5b4-404a-bf68-8f3e426a48a9/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test9-1.i [2023-11-21 18:30:25,860 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce7e7c1d-e5b4-404a-bf68-8f3e426a48a9/bin/ukojak-verify-i0I2FZA1j2/data/ac8fe3f8f/74f604add03d468ab442923606ebef59/FLAGb997a4efb [2023-11-21 18:30:25,886 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce7e7c1d-e5b4-404a-bf68-8f3e426a48a9/bin/ukojak-verify-i0I2FZA1j2/data/ac8fe3f8f/74f604add03d468ab442923606ebef59 [2023-11-21 18:30:25,894 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:30:25,897 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:30:25,900 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:30:25,900 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:30:25,908 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:30:25,909 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:30:25" (1/1) ... [2023-11-21 18:30:25,912 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2e708ea2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:30:25, skipping insertion in model container [2023-11-21 18:30:25,912 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:30:25" (1/1) ... [2023-11-21 18:30:26,039 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:30:27,124 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:30:27,139 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:30:27,360 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:30:27,398 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:30:27,406 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:30:27,406 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:30:27 WrapperNode [2023-11-21 18:30:27,407 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:30:27,408 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:30:27,408 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:30:27,408 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:30:27,414 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:30:27" (1/1) ... [2023-11-21 18:30:27,494 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:30:27" (1/1) ... [2023-11-21 18:30:27,661 INFO L138 Inliner]: procedures = 177, calls = 732, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 3195 [2023-11-21 18:30:27,662 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:30:27,663 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:30:27,663 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:30:27,663 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:30:27,673 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:30:27" (1/1) ... [2023-11-21 18:30:27,674 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:30:27" (1/1) ... [2023-11-21 18:30:27,685 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:30:27" (1/1) ... [2023-11-21 18:30:27,686 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:30:27" (1/1) ... [2023-11-21 18:30:27,746 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:30:27" (1/1) ... [2023-11-21 18:30:27,775 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:30:27" (1/1) ... [2023-11-21 18:30:27,790 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:30:27" (1/1) ... [2023-11-21 18:30:27,801 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:30:27" (1/1) ... [2023-11-21 18:30:27,830 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:30:27,831 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:30:27,831 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:30:27,831 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:30:27,832 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:30:27" (1/1) ... [2023-11-21 18:30:27,838 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:30:27,851 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce7e7c1d-e5b4-404a-bf68-8f3e426a48a9/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:30:27,868 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce7e7c1d-e5b4-404a-bf68-8f3e426a48a9/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:30:27,901 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce7e7c1d-e5b4-404a-bf68-8f3e426a48a9/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:30:27,915 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-11-21 18:30:27,915 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-11-21 18:30:27,916 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-21 18:30:27,916 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-21 18:30:27,917 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-21 18:30:27,917 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-21 18:30:27,918 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-21 18:30:27,918 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-21 18:30:27,918 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-21 18:30:27,918 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:30:27,918 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-21 18:30:27,918 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 18:30:27,919 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-21 18:30:27,919 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-21 18:30:27,919 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:30:27,919 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:30:27,919 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:30:27,919 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:30:28,148 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:30:28,163 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:30:31,111 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:30:33,261 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:30:33,261 INFO L308 CfgBuilder]: Removed 54 assume(true) statements. [2023-11-21 18:30:33,263 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:30:33 BoogieIcfgContainer [2023-11-21 18:30:33,263 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:30:33,265 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:30:33,265 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:30:33,276 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:30:33,276 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:30:33" (1/1) ... [2023-11-21 18:30:33,286 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:30:33,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:33,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2193 states to 1122 states and 2193 transitions. [2023-11-21 18:30:33,415 INFO L276 IsEmpty]: Start isEmpty. Operand 1122 states and 2193 transitions. [2023-11-21 18:30:33,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-21 18:30:33,416 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:33,418 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:33,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:33,645 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-21 18:30:33,668 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:33,747 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2023-11-21 18:30:33,759 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2023-11-21 18:30:33,821 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-21 18:30:33,822 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2023-11-21 18:30:33,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:30:33,834 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2023-11-21 18:30:33,845 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 18:30:33,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:33,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2198 states to 1125 states and 2198 transitions. [2023-11-21 18:30:33,918 INFO L276 IsEmpty]: Start isEmpty. Operand 1125 states and 2198 transitions. [2023-11-21 18:30:33,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-21 18:30:33,919 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:33,919 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:34,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:34,025 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-21 18:30:34,028 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:34,036 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2023-11-21 18:30:34,042 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2023-11-21 18:30:34,101 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-21 18:30:34,102 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2023-11-21 18:30:34,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:30:34,111 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 22 treesize of output 10 [2023-11-21 18:30:34,134 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 18:30:34,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:34,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2199 states to 1126 states and 2199 transitions. [2023-11-21 18:30:34,219 INFO L276 IsEmpty]: Start isEmpty. Operand 1126 states and 2199 transitions. [2023-11-21 18:30:34,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-21 18:30:34,220 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:34,220 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:34,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:34,339 INFO L262 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:30:34,342 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:34,344 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 18:30:34,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:34,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2197 states to 1126 states and 2197 transitions. [2023-11-21 18:30:34,367 INFO L276 IsEmpty]: Start isEmpty. Operand 1126 states and 2197 transitions. [2023-11-21 18:30:34,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-21 18:30:34,368 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:34,368 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:34,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:34,572 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 18:30:34,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:34,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2193 states to 1126 states and 2193 transitions. [2023-11-21 18:30:34,688 INFO L276 IsEmpty]: Start isEmpty. Operand 1126 states and 2193 transitions. [2023-11-21 18:30:34,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-21 18:30:34,689 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:34,689 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:34,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:34,754 INFO L262 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:30:34,756 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:34,758 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 18:30:34,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:34,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2189 states to 1126 states and 2189 transitions. [2023-11-21 18:30:34,776 INFO L276 IsEmpty]: Start isEmpty. Operand 1126 states and 2189 transitions. [2023-11-21 18:30:34,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-21 18:30:34,780 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:34,780 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:34,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:34,901 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:30:34,903 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:34,905 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:30:34,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:34,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2183 states to 1126 states and 2183 transitions. [2023-11-21 18:30:34,924 INFO L276 IsEmpty]: Start isEmpty. Operand 1126 states and 2183 transitions. [2023-11-21 18:30:34,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-21 18:30:34,925 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:34,925 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:35,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:35,080 INFO L262 TraceCheckSpWp]: Trace formula consists of 244 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:30:35,083 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:35,086 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 18:30:45,106 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-21 18:30:45,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:45,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2177 states to 1126 states and 2177 transitions. [2023-11-21 18:30:45,178 INFO L276 IsEmpty]: Start isEmpty. Operand 1126 states and 2177 transitions. [2023-11-21 18:30:45,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-21 18:30:45,180 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:45,180 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:45,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:45,421 INFO L262 TraceCheckSpWp]: Trace formula consists of 317 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 18:30:45,425 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:45,522 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:30:51,231 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.28s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-21 18:30:51,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:51,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2195 states to 1141 states and 2195 transitions. [2023-11-21 18:30:51,315 INFO L276 IsEmpty]: Start isEmpty. Operand 1141 states and 2195 transitions. [2023-11-21 18:30:51,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-21 18:30:51,319 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:51,319 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:51,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:51,527 INFO L262 TraceCheckSpWp]: Trace formula consists of 290 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:30:51,538 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:51,546 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 18:30:51,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:51,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2193 states to 1141 states and 2193 transitions. [2023-11-21 18:30:51,573 INFO L276 IsEmpty]: Start isEmpty. Operand 1141 states and 2193 transitions. [2023-11-21 18:30:51,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-21 18:30:51,581 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:51,581 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:51,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:51,791 INFO L262 TraceCheckSpWp]: Trace formula consists of 317 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:30:51,793 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:51,797 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 18:30:51,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:51,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2191 states to 1141 states and 2191 transitions. [2023-11-21 18:30:51,817 INFO L276 IsEmpty]: Start isEmpty. Operand 1141 states and 2191 transitions. [2023-11-21 18:30:51,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-21 18:30:51,818 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:51,818 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:52,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:52,037 INFO L262 TraceCheckSpWp]: Trace formula consists of 331 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:30:52,039 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:52,041 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 18:30:54,689 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.64s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-21 18:30:54,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:54,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2189 states to 1141 states and 2189 transitions. [2023-11-21 18:30:54,714 INFO L276 IsEmpty]: Start isEmpty. Operand 1141 states and 2189 transitions. [2023-11-21 18:30:54,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-21 18:30:54,725 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:54,725 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:55,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:55,030 INFO L262 TraceCheckSpWp]: Trace formula consists of 340 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 18:30:55,033 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:55,140 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:30:59,058 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.91s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-21 18:30:59,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:59,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2191 states to 1144 states and 2191 transitions. [2023-11-21 18:30:59,108 INFO L276 IsEmpty]: Start isEmpty. Operand 1144 states and 2191 transitions. [2023-11-21 18:30:59,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-21 18:30:59,109 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:59,109 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:05,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:05,345 INFO L262 TraceCheckSpWp]: Trace formula consists of 464 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-21 18:31:05,349 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:31:05,486 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:31:05,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:05,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2191 states to 1144 states and 2191 transitions. [2023-11-21 18:31:05,640 INFO L276 IsEmpty]: Start isEmpty. Operand 1144 states and 2191 transitions. [2023-11-21 18:31:05,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-21 18:31:05,640 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:05,641 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:11,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:11,202 INFO L262 TraceCheckSpWp]: Trace formula consists of 464 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-21 18:31:11,204 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:31:11,215 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:31:11,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:11,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2195 states to 1146 states and 2195 transitions. [2023-11-21 18:31:11,317 INFO L276 IsEmpty]: Start isEmpty. Operand 1146 states and 2195 transitions. [2023-11-21 18:31:11,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-21 18:31:11,319 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:11,319 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:21,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:21,589 INFO L262 TraceCheckSpWp]: Trace formula consists of 494 conjuncts, 0 conjunts are in the unsatisfiable core [2023-11-21 18:31:21,591 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:31:21,595 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-21 18:31:21,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:21,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2195 states to 1146 states and 2195 transitions. [2023-11-21 18:31:21,617 INFO L276 IsEmpty]: Start isEmpty. Operand 1146 states and 2195 transitions. [2023-11-21 18:31:21,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-21 18:31:21,618 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:21,618 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms