./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_nondet_test2-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc 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_47b189e4-6536-490e-a133-c9dcbd20a5af/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47b189e4-6536-490e-a133-c9dcbd20a5af/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47b189e4-6536-490e-a133-c9dcbd20a5af/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47b189e4-6536-490e-a133-c9dcbd20a5af/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_nondet_test2-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47b189e4-6536-490e-a133-c9dcbd20a5af/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47b189e4-6536-490e-a133-c9dcbd20a5af/bin/ukojak-verify-Qdu7aM0XO9 --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 0fdcb64865aeb8184805095bc8dbe7392078d445cf902388dac9d1ca4533bb8c --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 01:37:42,431 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 01:37:42,497 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47b189e4-6536-490e-a133-c9dcbd20a5af/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-12-03 01:37:42,501 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 01:37:42,502 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 01:37:42,524 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 01:37:42,525 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 01:37:42,526 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 01:37:42,527 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 01:37:42,527 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 01:37:42,528 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 01:37:42,528 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 01:37:42,529 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 01:37:42,529 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 01:37:42,530 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 01:37:42,530 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 01:37:42,531 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 01:37:42,531 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 01:37:42,532 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 01:37:42,532 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-03 01:37:42,533 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 01:37:42,535 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 01:37:42,536 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 01:37:42,536 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 01:37:42,537 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 01:37:42,537 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 01:37:42,538 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 01:37:42,538 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 01:37:42,538 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 01:37:42,539 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 01:37:42,539 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 01:37:42,540 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 01:37:42,540 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 01:37:42,540 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 01:37:42,540 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 01:37:42,540 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_47b189e4-6536-490e-a133-c9dcbd20a5af/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47b189e4-6536-490e-a133-c9dcbd20a5af/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0fdcb64865aeb8184805095bc8dbe7392078d445cf902388dac9d1ca4533bb8c [2023-12-03 01:37:42,761 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 01:37:42,782 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 01:37:42,785 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 01:37:42,786 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 01:37:42,787 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 01:37:42,788 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47b189e4-6536-490e-a133-c9dcbd20a5af/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_nondet_test2-2.i [2023-12-03 01:37:45,637 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 01:37:45,895 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 01:37:45,896 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47b189e4-6536-490e-a133-c9dcbd20a5af/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_nondet_test2-2.i [2023-12-03 01:37:45,915 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47b189e4-6536-490e-a133-c9dcbd20a5af/bin/ukojak-verify-Qdu7aM0XO9/data/1f0a8f150/023c9c9094ff44d89035acaff998f677/FLAG416cfb320 [2023-12-03 01:37:45,931 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47b189e4-6536-490e-a133-c9dcbd20a5af/bin/ukojak-verify-Qdu7aM0XO9/data/1f0a8f150/023c9c9094ff44d89035acaff998f677 [2023-12-03 01:37:45,933 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 01:37:45,935 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 01:37:45,936 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 01:37:45,936 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 01:37:45,941 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 01:37:45,942 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:37:45" (1/1) ... [2023-12-03 01:37:45,943 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@bb8fcdf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:37:45, skipping insertion in model container [2023-12-03 01:37:45,943 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:37:45" (1/1) ... [2023-12-03 01:37:46,011 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 01:37:46,542 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:37:46,553 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 01:37:46,642 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:37:46,674 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 01:37:46,680 INFO L206 MainTranslator]: Completed translation [2023-12-03 01:37:46,680 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:37:46 WrapperNode [2023-12-03 01:37:46,680 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 01:37:46,681 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 01:37:46,681 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 01:37:46,682 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 01:37:46,687 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:37:46" (1/1) ... [2023-12-03 01:37:46,720 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:37:46" (1/1) ... [2023-12-03 01:37:46,776 INFO L138 Inliner]: procedures = 207, calls = 281, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 1358 [2023-12-03 01:37:46,776 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 01:37:46,777 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 01:37:46,777 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 01:37:46,777 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 01:37:46,785 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:37:46" (1/1) ... [2023-12-03 01:37:46,785 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:37:46" (1/1) ... [2023-12-03 01:37:46,794 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:37:46" (1/1) ... [2023-12-03 01:37:46,794 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:37:46" (1/1) ... [2023-12-03 01:37:46,873 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:37:46" (1/1) ... [2023-12-03 01:37:46,887 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:37:46" (1/1) ... [2023-12-03 01:37:46,893 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:37:46" (1/1) ... [2023-12-03 01:37:46,901 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:37:46" (1/1) ... [2023-12-03 01:37:46,912 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 01:37:46,913 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 01:37:46,913 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 01:37:46,913 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 01:37:46,914 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:37:46" (1/1) ... [2023-12-03 01:37:46,920 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 01:37:46,931 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47b189e4-6536-490e-a133-c9dcbd20a5af/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 01:37:46,943 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47b189e4-6536-490e-a133-c9dcbd20a5af/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 01:37:46,945 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47b189e4-6536-490e-a133-c9dcbd20a5af/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 01:37:46,974 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-12-03 01:37:46,974 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-12-03 01:37:46,974 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 01:37:46,974 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-12-03 01:37:46,974 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-12-03 01:37:46,974 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 01:37:46,974 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-03 01:37:46,975 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-03 01:37:46,975 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-12-03 01:37:46,975 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 01:37:46,975 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-12-03 01:37:46,975 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 01:37:46,975 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 01:37:46,975 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 01:37:47,164 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 01:37:47,166 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 01:37:48,428 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 01:37:49,583 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 01:37:49,583 INFO L309 CfgBuilder]: Removed 63 assume(true) statements. [2023-12-03 01:37:49,585 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:37:49 BoogieIcfgContainer [2023-12-03 01:37:49,585 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 01:37:49,586 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 01:37:49,586 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 01:37:49,594 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 01:37:49,594 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:37:49" (1/1) ... [2023-12-03 01:37:49,602 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 01:37:49,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:37:49,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 125 states and 206 transitions. [2023-12-03 01:37:49,654 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 206 transitions. [2023-12-03 01:37:49,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-12-03 01:37:49,655 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:37:49,656 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:37:49,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:37:49,815 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 15 conjunts are in the unsatisfiable core [2023-12-03 01:37:49,823 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:37:49,876 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 [2023-12-03 01:37:49,895 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 [2023-12-03 01:37:49,943 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-12-03 01:37:49,944 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2023-12-03 01:37:49,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 01:37:49,953 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 [2023-12-03 01:37:49,968 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:37:50,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:37:50,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 128 states and 211 transitions. [2023-12-03 01:37:50,046 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 211 transitions. [2023-12-03 01:37:50,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-12-03 01:37:50,046 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:37:50,047 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:37:50,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:37:50,127 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 12 conjunts are in the unsatisfiable core [2023-12-03 01:37:50,130 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:37:50,183 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 [2023-12-03 01:37:50,223 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-12-03 01:37:50,224 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2023-12-03 01:37:50,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 01:37:50,230 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 [2023-12-03 01:37:50,240 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:37:50,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:37:50,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 131 states and 216 transitions. [2023-12-03 01:37:50,452 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 216 transitions. [2023-12-03 01:37:50,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-12-03 01:37:50,453 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:37:50,453 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:37:50,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:37:50,535 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 01:37:50,536 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:37:50,539 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:37:50,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:37:50,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 131 states and 214 transitions. [2023-12-03 01:37:50,546 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 214 transitions. [2023-12-03 01:37:50,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-12-03 01:37:50,547 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:37:50,548 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:37:50,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:37:50,613 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:37:50,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:37:50,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 131 states and 211 transitions. [2023-12-03 01:37:50,621 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 211 transitions. [2023-12-03 01:37:50,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-12-03 01:37:50,623 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:37:50,623 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:37:50,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:37:50,695 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 01:37:50,697 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:37:50,699 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:37:50,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:37:50,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 131 states and 207 transitions. [2023-12-03 01:37:50,706 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 207 transitions. [2023-12-03 01:37:50,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-12-03 01:37:50,707 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:37:50,707 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:37:50,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:37:50,745 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:37:50,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:37:50,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 131 states and 203 transitions. [2023-12-03 01:37:50,752 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 203 transitions. [2023-12-03 01:37:50,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-12-03 01:37:50,756 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:37:50,756 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:37:50,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:37:50,790 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:37:50,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:37:50,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 131 states and 201 transitions. [2023-12-03 01:37:50,795 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 201 transitions. [2023-12-03 01:37:50,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-12-03 01:37:50,797 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:37:50,797 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:37:50,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:37:50,885 INFO L262 TraceCheckSpWp]: Trace formula consists of 149 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 01:37:50,888 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:37:50,890 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:37:50,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:37:50,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 131 states and 195 transitions. [2023-12-03 01:37:50,896 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 195 transitions. [2023-12-03 01:37:50,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-12-03 01:37:50,898 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:37:50,898 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:37:50,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:37:50,956 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:38:01,034 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.07s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:38:01,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:38:01,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 131 states and 193 transitions. [2023-12-03 01:38:01,132 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 193 transitions. [2023-12-03 01:38:01,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-12-03 01:38:01,133 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:38:01,133 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:38:01,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:38:01,337 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:38:01,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:38:01,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 135 states and 197 transitions. [2023-12-03 01:38:01,368 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 197 transitions. [2023-12-03 01:38:01,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-03 01:38:01,370 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:38:01,370 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:38:01,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:38:01,429 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:38:01,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:38:01,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 135 states and 193 transitions. [2023-12-03 01:38:01,438 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 193 transitions. [2023-12-03 01:38:01,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-12-03 01:38:01,439 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:38:01,439 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:38:01,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:38:01,587 INFO L262 TraceCheckSpWp]: Trace formula consists of 243 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 01:38:01,590 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:38:01,593 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:38:11,616 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 [] [2023-12-03 01:38:11,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:38:11,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 135 states and 187 transitions. [2023-12-03 01:38:11,665 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 187 transitions. [2023-12-03 01:38:11,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-12-03 01:38:11,666 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:38:11,667 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:38:11,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:38:11,838 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:38:22,156 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:38:32,185 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:38:42,211 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:38:52,241 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:38:52,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:38:52,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 151 states and 207 transitions. [2023-12-03 01:38:52,372 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 207 transitions. [2023-12-03 01:38:52,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-12-03 01:38:52,373 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:38:52,373 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:38:52,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:38:52,572 INFO L262 TraceCheckSpWp]: Trace formula consists of 316 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 01:38:52,576 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:38:52,670 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:39:02,814 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:39:12,843 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:39:22,871 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:39:32,907 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:39:32,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:39:32,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 164 states and 223 transitions. [2023-12-03 01:39:32,947 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 223 transitions. [2023-12-03 01:39:32,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-12-03 01:39:32,948 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:39:32,948 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:39:33,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:39:33,102 INFO L262 TraceCheckSpWp]: Trace formula consists of 289 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 01:39:33,104 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:39:33,106 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:39:33,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:39:33,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 164 states and 221 transitions. [2023-12-03 01:39:33,114 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 221 transitions. [2023-12-03 01:39:33,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-12-03 01:39:33,115 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:39:33,116 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:39:33,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:39:33,173 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:39:43,186 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:39:43,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:39:43,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 164 states and 219 transitions. [2023-12-03 01:39:43,212 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 219 transitions. [2023-12-03 01:39:43,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-12-03 01:39:43,212 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:39:43,213 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:39:43,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:39:43,395 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 01:39:53,414 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:40:03,441 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:40:13,512 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.07s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:40:23,538 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 [] [2023-12-03 01:40:23,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:40:23,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 167 states and 221 transitions. [2023-12-03 01:40:23,575 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 221 transitions. [2023-12-03 01:40:23,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-12-03 01:40:23,576 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:40:23,576 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:40:23,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:40:23,742 INFO L262 TraceCheckSpWp]: Trace formula consists of 316 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 01:40:23,745 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:40:23,748 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:40:23,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:40:23,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 167 states and 219 transitions. [2023-12-03 01:40:23,756 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 219 transitions. [2023-12-03 01:40:23,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-12-03 01:40:23,756 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:40:23,757 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:40:23,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:40:23,950 INFO L262 TraceCheckSpWp]: Trace formula consists of 330 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 01:40:23,952 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:40:23,953 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:40:33,983 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 [] [2023-12-03 01:40:34,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:40:34,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 167 states and 217 transitions. [2023-12-03 01:40:34,025 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 217 transitions. [2023-12-03 01:40:34,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-12-03 01:40:34,025 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:40:34,025 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:40:34,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:40:34,234 INFO L262 TraceCheckSpWp]: Trace formula consists of 339 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 01:40:34,237 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:40:34,309 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 01:40:44,331 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:40:54,369 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:41:04,401 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:41:14,431 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:41:14,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:41:14,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 170 states and 219 transitions. [2023-12-03 01:41:14,468 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 219 transitions. [2023-12-03 01:41:14,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-12-03 01:41:14,468 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:41:14,469 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:41:17,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:41:17,569 INFO L262 TraceCheckSpWp]: Trace formula consists of 463 conjuncts, 13 conjunts are in the unsatisfiable core [2023-12-03 01:41:17,572 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:41:17,580 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 [2023-12-03 01:41:17,782 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:41:18,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:41:18,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 174 states and 227 transitions. [2023-12-03 01:41:18,505 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 227 transitions. [2023-12-03 01:41:18,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-12-03 01:41:18,506 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:41:18,506 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:41:28,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2023-12-03 01:41:28,768 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:488) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-12-03 01:41:28,771 INFO L158 Benchmark]: Toolchain (without parser) took 222836.39ms. Allocated memory was 144.7MB in the beginning and 209.7MB in the end (delta: 65.0MB). Free memory was 104.5MB in the beginning and 138.3MB in the end (delta: -33.8MB). Peak memory consumption was 35.2MB. Max. memory is 16.1GB. [2023-12-03 01:41:28,772 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 100.7MB. Free memory is still 54.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 01:41:28,772 INFO L158 Benchmark]: CACSL2BoogieTranslator took 744.64ms. Allocated memory is still 144.7MB. Free memory was 104.5MB in the beginning and 68.9MB in the end (delta: 35.6MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. [2023-12-03 01:41:28,773 INFO L158 Benchmark]: Boogie Procedure Inliner took 95.09ms. Allocated memory is still 144.7MB. Free memory was 68.9MB in the beginning and 60.3MB in the end (delta: 8.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-12-03 01:41:28,774 INFO L158 Benchmark]: Boogie Preprocessor took 135.29ms. Allocated memory was 144.7MB in the beginning and 174.1MB in the end (delta: 29.4MB). Free memory was 60.3MB in the beginning and 135.8MB in the end (delta: -75.5MB). Peak memory consumption was 20.0MB. Max. memory is 16.1GB. [2023-12-03 01:41:28,774 INFO L158 Benchmark]: RCFGBuilder took 2672.24ms. Allocated memory was 174.1MB in the beginning and 209.7MB in the end (delta: 35.7MB). Free memory was 135.8MB in the beginning and 103.1MB in the end (delta: 32.8MB). Peak memory consumption was 102.9MB. Max. memory is 16.1GB. [2023-12-03 01:41:28,775 INFO L158 Benchmark]: CodeCheck took 219184.69ms. Allocated memory is still 209.7MB. Free memory was 103.1MB in the beginning and 138.3MB in the end (delta: -35.2MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 01:41:28,778 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:488) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 100.7MB. Free memory is still 54.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 744.64ms. Allocated memory is still 144.7MB. Free memory was 104.5MB in the beginning and 68.9MB in the end (delta: 35.6MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 95.09ms. Allocated memory is still 144.7MB. Free memory was 68.9MB in the beginning and 60.3MB in the end (delta: 8.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 135.29ms. Allocated memory was 144.7MB in the beginning and 174.1MB in the end (delta: 29.4MB). Free memory was 60.3MB in the beginning and 135.8MB in the end (delta: -75.5MB). Peak memory consumption was 20.0MB. Max. memory is 16.1GB. * RCFGBuilder took 2672.24ms. Allocated memory was 174.1MB in the beginning and 209.7MB in the end (delta: 35.7MB). Free memory was 135.8MB in the beginning and 103.1MB in the end (delta: 32.8MB). Peak memory consumption was 102.9MB. Max. memory is 16.1GB. * CodeCheck took 219184.69ms. Allocated memory is still 209.7MB. Free memory was 103.1MB in the beginning and 138.3MB in the end (delta: -35.2MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-03 01:41:28,918 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47b189e4-6536-490e-a133-c9dcbd20a5af/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### 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_47b189e4-6536-490e-a133-c9dcbd20a5af/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47b189e4-6536-490e-a133-c9dcbd20a5af/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47b189e4-6536-490e-a133-c9dcbd20a5af/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47b189e4-6536-490e-a133-c9dcbd20a5af/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_nondet_test2-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47b189e4-6536-490e-a133-c9dcbd20a5af/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47b189e4-6536-490e-a133-c9dcbd20a5af/bin/ukojak-verify-Qdu7aM0XO9 --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 0fdcb64865aeb8184805095bc8dbe7392078d445cf902388dac9d1ca4533bb8c --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 01:41:30,625 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 01:41:30,702 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47b189e4-6536-490e-a133-c9dcbd20a5af/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-12-03 01:41:30,734 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 01:41:30,735 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 01:41:30,736 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 01:41:30,736 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 01:41:30,737 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 01:41:30,738 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 01:41:30,738 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 01:41:30,739 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 01:41:30,739 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 01:41:30,740 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 01:41:30,740 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 01:41:30,741 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 01:41:30,741 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 01:41:30,742 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-03 01:41:30,742 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-03 01:41:30,743 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-03 01:41:30,743 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-03 01:41:30,744 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 01:41:30,745 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 01:41:30,745 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 01:41:30,745 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 01:41:30,746 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 01:41:30,746 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 01:41:30,747 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 01:41:30,747 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 01:41:30,748 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-03 01:41:30,748 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 01:41:30,748 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 01:41:30,749 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 01:41:30,749 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 01:41:30,750 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 01:41:30,750 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-03 01:41:30,750 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 01:41:30,750 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 01:41:30,751 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-03 01:41:30,751 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-03 01:41:30,751 INFO L153 SettingsManager]: * Logic for external solver=AUFBV 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_47b189e4-6536-490e-a133-c9dcbd20a5af/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47b189e4-6536-490e-a133-c9dcbd20a5af/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0fdcb64865aeb8184805095bc8dbe7392078d445cf902388dac9d1ca4533bb8c [2023-12-03 01:41:31,038 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 01:41:31,059 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 01:41:31,062 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 01:41:31,063 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 01:41:31,063 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 01:41:31,065 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47b189e4-6536-490e-a133-c9dcbd20a5af/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_nondet_test2-2.i [2023-12-03 01:41:33,891 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 01:41:34,185 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 01:41:34,186 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47b189e4-6536-490e-a133-c9dcbd20a5af/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_nondet_test2-2.i [2023-12-03 01:41:34,204 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47b189e4-6536-490e-a133-c9dcbd20a5af/bin/ukojak-verify-Qdu7aM0XO9/data/ba4fb744a/bc1a245f915f45dda5a538feeb37a723/FLAG46264ce5e [2023-12-03 01:41:34,217 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47b189e4-6536-490e-a133-c9dcbd20a5af/bin/ukojak-verify-Qdu7aM0XO9/data/ba4fb744a/bc1a245f915f45dda5a538feeb37a723 [2023-12-03 01:41:34,220 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 01:41:34,221 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 01:41:34,223 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 01:41:34,223 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 01:41:34,227 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 01:41:34,228 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:41:34" (1/1) ... [2023-12-03 01:41:34,229 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c857e56 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:41:34, skipping insertion in model container [2023-12-03 01:41:34,229 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:41:34" (1/1) ... [2023-12-03 01:41:34,309 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 01:41:34,791 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:41:34,806 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-12-03 01:41:34,824 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 01:41:34,901 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:41:34,906 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 01:41:34,972 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:41:35,033 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 01:41:35,039 INFO L206 MainTranslator]: Completed translation [2023-12-03 01:41:35,039 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:41:35 WrapperNode [2023-12-03 01:41:35,039 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 01:41:35,040 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 01:41:35,040 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 01:41:35,041 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 01:41:35,046 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:41:35" (1/1) ... [2023-12-03 01:41:35,077 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:41:35" (1/1) ... [2023-12-03 01:41:35,128 INFO L138 Inliner]: procedures = 210, calls = 281, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 1031 [2023-12-03 01:41:35,129 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 01:41:35,130 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 01:41:35,130 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 01:41:35,130 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 01:41:35,137 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:41:35" (1/1) ... [2023-12-03 01:41:35,138 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:41:35" (1/1) ... [2023-12-03 01:41:35,146 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:41:35" (1/1) ... [2023-12-03 01:41:35,147 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:41:35" (1/1) ... [2023-12-03 01:41:35,188 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:41:35" (1/1) ... [2023-12-03 01:41:35,198 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:41:35" (1/1) ... [2023-12-03 01:41:35,204 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:41:35" (1/1) ... [2023-12-03 01:41:35,211 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:41:35" (1/1) ... [2023-12-03 01:41:35,220 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 01:41:35,221 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 01:41:35,222 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 01:41:35,222 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 01:41:35,222 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:41:35" (1/1) ... [2023-12-03 01:41:35,227 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 01:41:35,236 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47b189e4-6536-490e-a133-c9dcbd20a5af/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 01:41:35,248 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47b189e4-6536-490e-a133-c9dcbd20a5af/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 01:41:35,257 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47b189e4-6536-490e-a133-c9dcbd20a5af/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 01:41:35,287 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2023-12-03 01:41:35,287 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-12-03 01:41:35,287 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-12-03 01:41:35,287 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-12-03 01:41:35,287 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 01:41:35,287 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-12-03 01:41:35,288 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-12-03 01:41:35,288 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-12-03 01:41:35,288 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 01:41:35,288 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-03 01:41:35,288 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-12-03 01:41:35,288 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 01:41:35,288 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-12-03 01:41:35,289 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 01:41:35,289 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 01:41:35,483 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 01:41:35,484 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 01:41:51,609 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 01:41:52,032 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 01:41:52,032 INFO L309 CfgBuilder]: Removed 63 assume(true) statements. [2023-12-03 01:41:52,034 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:41:52 BoogieIcfgContainer [2023-12-03 01:41:52,034 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 01:41:52,035 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 01:41:52,035 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 01:41:52,053 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 01:41:52,053 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:41:52" (1/1) ... [2023-12-03 01:41:52,063 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 01:41:52,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:41:52,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 125 states and 206 transitions. [2023-12-03 01:41:52,123 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 206 transitions. [2023-12-03 01:41:52,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-12-03 01:41:52,124 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:41:52,125 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 01:41:52,125 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47b189e4-6536-490e-a133-c9dcbd20a5af/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 01:41:52,127 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47b189e4-6536-490e-a133-c9dcbd20a5af/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 01:41:52,145 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47b189e4-6536-490e-a133-c9dcbd20a5af/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process