./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test10-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 9bd2c7ff 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_58b120d4-a76d-4e9a-b8fb-f1d95feaf709/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58b120d4-a76d-4e9a-b8fb-f1d95feaf709/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58b120d4-a76d-4e9a-b8fb-f1d95feaf709/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58b120d4-a76d-4e9a-b8fb-f1d95feaf709/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test10-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58b120d4-a76d-4e9a-b8fb-f1d95feaf709/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58b120d4-a76d-4e9a-b8fb-f1d95feaf709/bin/ukojak-verify-G8NBE6pJGL --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 85fe539c4a9811cd5d49f239f4680cc0b3752a2958e9f287c34e302b923af4f9 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:18:22,826 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:18:22,903 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58b120d4-a76d-4e9a-b8fb-f1d95feaf709/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-19 03:18:22,908 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:18:22,909 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:18:22,935 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:18:22,937 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:18:22,937 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:18:22,938 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:18:22,939 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:18:22,939 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:18:22,940 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:18:22,941 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:18:22,941 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:18:22,942 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:18:22,942 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:18:22,943 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:18:22,944 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:18:22,944 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:18:22,945 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 03:18:22,946 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:18:22,946 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:18:22,947 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:18:22,948 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:18:22,948 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:18:22,949 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:18:22,949 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:18:22,950 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:18:22,950 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:18:22,951 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:18:22,951 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:18:22,952 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:18:22,952 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:18:22,953 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:18:22,953 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:18:22,953 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_58b120d4-a76d-4e9a-b8fb-f1d95feaf709/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58b120d4-a76d-4e9a-b8fb-f1d95feaf709/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 85fe539c4a9811cd5d49f239f4680cc0b3752a2958e9f287c34e302b923af4f9 [2023-11-19 03:18:23,224 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:18:23,269 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:18:23,287 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:18:23,288 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:18:23,289 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:18:23,290 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58b120d4-a76d-4e9a-b8fb-f1d95feaf709/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test10-1.i [2023-11-19 03:18:26,421 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:18:26,885 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:18:26,886 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58b120d4-a76d-4e9a-b8fb-f1d95feaf709/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test10-1.i [2023-11-19 03:18:26,906 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58b120d4-a76d-4e9a-b8fb-f1d95feaf709/bin/ukojak-verify-G8NBE6pJGL/data/f3581202a/9013c034808a4e9a9f089cf49fdf3778/FLAG0bac3acce [2023-11-19 03:18:26,921 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58b120d4-a76d-4e9a-b8fb-f1d95feaf709/bin/ukojak-verify-G8NBE6pJGL/data/f3581202a/9013c034808a4e9a9f089cf49fdf3778 [2023-11-19 03:18:26,941 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:18:26,944 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:18:26,947 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:18:26,947 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:18:26,952 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:18:26,955 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:18:26" (1/1) ... [2023-11-19 03:18:26,956 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6d9e8c8b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:18:26, skipping insertion in model container [2023-11-19 03:18:26,956 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:18:26" (1/1) ... [2023-11-19 03:18:27,028 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:18:27,914 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:18:27,925 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:18:28,067 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:18:28,106 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:18:28,116 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:18:28,116 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:18:28 WrapperNode [2023-11-19 03:18:28,117 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:18:28,118 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:18:28,118 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:18:28,118 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:18:28,127 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:18:28" (1/1) ... [2023-11-19 03:18:28,203 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:18:28" (1/1) ... [2023-11-19 03:18:28,431 INFO L138 Inliner]: procedures = 177, calls = 525, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 3140 [2023-11-19 03:18:28,432 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:18:28,433 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:18:28,433 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:18:28,455 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:18:28,466 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:18:28" (1/1) ... [2023-11-19 03:18:28,467 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:18:28" (1/1) ... [2023-11-19 03:18:28,488 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:18:28" (1/1) ... [2023-11-19 03:18:28,488 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:18:28" (1/1) ... [2023-11-19 03:18:28,612 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:18:28" (1/1) ... [2023-11-19 03:18:28,642 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:18:28" (1/1) ... [2023-11-19 03:18:28,659 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:18:28" (1/1) ... [2023-11-19 03:18:28,692 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:18:28" (1/1) ... [2023-11-19 03:18:28,721 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:18:28,722 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:18:28,722 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:18:28,722 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:18:28,723 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:18:28" (1/1) ... [2023-11-19 03:18:28,728 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:18:28,742 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58b120d4-a76d-4e9a-b8fb-f1d95feaf709/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:18:28,759 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58b120d4-a76d-4e9a-b8fb-f1d95feaf709/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:18:28,788 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58b120d4-a76d-4e9a-b8fb-f1d95feaf709/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:18:28,804 INFO L130 BoogieDeclarations]: Found specification of procedure test_int_int [2023-11-19 03:18:28,805 INFO L138 BoogieDeclarations]: Found implementation of procedure test_int_int [2023-11-19 03:18:28,805 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 03:18:28,805 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-19 03:18:28,806 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-19 03:18:28,806 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 03:18:28,807 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-19 03:18:28,807 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-19 03:18:28,807 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 03:18:28,807 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:18:28,807 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 03:18:28,807 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:18:28,807 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-19 03:18:28,808 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 03:18:28,808 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:18:28,808 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:18:28,808 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:18:28,808 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:18:29,157 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:18:29,159 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:18:32,701 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:18:37,912 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:18:37,912 INFO L302 CfgBuilder]: Removed 151 assume(true) statements. [2023-11-19 03:18:37,926 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:18:37 BoogieIcfgContainer [2023-11-19 03:18:37,926 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:18:37,928 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:18:37,928 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:18:37,938 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:18:37,938 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:18:37" (1/1) ... [2023-11-19 03:18:37,949 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:18:38,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:18:38,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 479 states to 279 states and 479 transitions. [2023-11-19 03:18:38,040 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 479 transitions. [2023-11-19 03:18:38,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 03:18:38,042 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:18:38,043 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:18:38,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:18:38,310 INFO L262 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-19 03:18:38,320 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:18:38,418 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 [2023-11-19 03:18:38,430 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 [2023-11-19 03:18:38,511 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 03:18:38,515 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2023-11-19 03:18:38,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:18:38,527 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 [2023-11-19 03:18:38,540 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:18:38,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:18:38,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 484 states to 282 states and 484 transitions. [2023-11-19 03:18:38,620 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 484 transitions. [2023-11-19 03:18:38,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 03:18:38,620 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:18:38,621 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:18:38,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:18:38,797 INFO L262 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-19 03:18:38,802 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:18:38,812 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 [2023-11-19 03:18:38,817 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 [2023-11-19 03:18:38,871 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 03:18:38,871 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2023-11-19 03:18:38,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:18:38,882 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 [2023-11-19 03:18:38,894 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:18:38,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:18:38,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 485 states to 283 states and 485 transitions. [2023-11-19 03:18:38,920 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 485 transitions. [2023-11-19 03:18:38,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 03:18:38,922 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:18:38,923 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:18:38,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:18:39,080 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:18:39,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:18:39,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 483 states to 283 states and 483 transitions. [2023-11-19 03:18:39,097 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 483 transitions. [2023-11-19 03:18:39,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 03:18:39,100 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:18:39,100 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:18:39,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:18:39,312 INFO L262 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:18:39,316 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:18:39,319 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:18:39,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:18:39,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 480 states to 283 states and 480 transitions. [2023-11-19 03:18:39,327 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 480 transitions. [2023-11-19 03:18:39,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 03:18:39,328 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:18:39,329 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:18:39,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:18:39,369 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:18:39,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:18:39,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 476 states to 283 states and 476 transitions. [2023-11-19 03:18:39,377 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 476 transitions. [2023-11-19 03:18:39,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 03:18:39,378 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:18:39,378 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:18:39,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:18:39,487 INFO L262 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:18:39,491 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:18:39,494 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:18:39,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:18:39,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 472 states to 283 states and 472 transitions. [2023-11-19 03:18:39,503 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 472 transitions. [2023-11-19 03:18:39,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 03:18:39,508 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:18:39,508 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:18:39,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:18:39,642 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:18:39,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:18:39,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 469 states to 283 states and 469 transitions. [2023-11-19 03:18:39,742 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 469 transitions. [2023-11-19 03:18:39,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 03:18:39,744 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:18:39,744 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:18:39,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:18:39,868 INFO L262 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:18:39,872 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:18:39,875 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:18:39,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:18:39,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 463 states to 283 states and 463 transitions. [2023-11-19 03:18:39,883 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 463 transitions. [2023-11-19 03:18:39,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-19 03:18:39,884 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:18:39,885 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:18:40,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:18:40,151 INFO L262 TraceCheckSpWp]: Trace formula consists of 251 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:18:40,156 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:18:40,160 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:18:50,192 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 03:18:50,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:18:50,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 67 states and 107 transitions. [2023-11-19 03:18:50,238 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 107 transitions. [2023-11-19 03:18:50,238 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-19 03:18:50,238 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 10 iterations. [2023-11-19 03:18:50,248 INFO L751 CodeCheckObserver]: All specifications hold 6 specifications checked. All of them hold [2023-11-19 03:18:50,486 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:18:50,490 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:18:50,490 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:18:50,490 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:18:50,490 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:18:50,491 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:18:50,491 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:18:50,491 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:18:50,491 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:18:50,491 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:18:50,491 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:18:50,492 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:18:50,492 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:18:50,492 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:18:50,492 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:18:50,493 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:18:50,493 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:18:50,493 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:18:50,493 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:18:50,493 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:18:50,493 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:18:50,494 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:18:50,494 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:18:50,494 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:18:50,494 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:18:50,494 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:18:50,495 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:18:50,495 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:18:50,495 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:18:50,495 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:18:50,495 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:18:50,496 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:18:50,496 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:18:50,496 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:18:50,496 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:18:50,496 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:18:50,497 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:18:50,497 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:18:50,497 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:18:50,497 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:18:50,497 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:18:50,498 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:18:50,498 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:18:50,498 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:18:50,498 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:18:50,498 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:18:50,498 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:18:50,499 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:18:50,499 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:18:50,499 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:18:50,499 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:18:50,499 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:18:50,500 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:18:50,500 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:18:50,500 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:18:50,500 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:18:50,500 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:18:50,501 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:18:50,501 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:18:50,501 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:18:50,501 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:18:50,501 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:18:50,501 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:18:50,502 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:18:50,502 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:18:50,502 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:18:50,502 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:18:50,502 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:18:50,503 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:18:50,503 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:18:50,503 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:18:50,503 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:18:50,503 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:18:50,503 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:18:50,504 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:18:50,504 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:18:50,504 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:18:50,504 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:18:50,504 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:18:50,505 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:18:50,505 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:18:50,505 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:18:50,505 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 19.11 03:18:50 ImpRootNode [2023-11-19 03:18:50,506 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-19 03:18:50,506 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 03:18:50,506 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 03:18:50,507 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 03:18:50,507 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:18:37" (3/4) ... [2023-11-19 03:18:50,509 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-19 03:18:50,513 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset [2023-11-19 03:18:50,513 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2023-11-19 03:18:50,513 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure test_int_int [2023-11-19 03:18:50,565 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 569 nodes and edges [2023-11-19 03:18:50,568 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 48 nodes and edges [2023-11-19 03:18:50,571 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 16 nodes and edges [2023-11-19 03:18:50,574 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-19 03:18:50,823 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58b120d4-a76d-4e9a-b8fb-f1d95feaf709/bin/ukojak-verify-G8NBE6pJGL/witness.graphml [2023-11-19 03:18:50,824 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58b120d4-a76d-4e9a-b8fb-f1d95feaf709/bin/ukojak-verify-G8NBE6pJGL/witness.yml [2023-11-19 03:18:50,824 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 03:18:50,825 INFO L158 Benchmark]: Toolchain (without parser) took 23880.41ms. Allocated memory was 167.8MB in the beginning and 429.9MB in the end (delta: 262.1MB). Free memory was 138.5MB in the beginning and 275.1MB in the end (delta: -136.6MB). Peak memory consumption was 125.1MB. Max. memory is 16.1GB. [2023-11-19 03:18:50,825 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 130.0MB. Free memory is still 102.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:18:50,826 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1170.36ms. Allocated memory is still 167.8MB. Free memory was 138.5MB in the beginning and 89.0MB in the end (delta: 49.6MB). Peak memory consumption was 48.2MB. Max. memory is 16.1GB. [2023-11-19 03:18:50,826 INFO L158 Benchmark]: Boogie Procedure Inliner took 314.12ms. Allocated memory is still 167.8MB. Free memory was 89.0MB in the beginning and 123.7MB in the end (delta: -34.7MB). Peak memory consumption was 25.1MB. Max. memory is 16.1GB. [2023-11-19 03:18:50,826 INFO L158 Benchmark]: Boogie Preprocessor took 288.17ms. Allocated memory is still 167.8MB. Free memory was 123.7MB in the beginning and 105.9MB in the end (delta: 17.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-19 03:18:50,827 INFO L158 Benchmark]: RCFGBuilder took 9204.64ms. Allocated memory was 167.8MB in the beginning and 429.9MB in the end (delta: 262.1MB). Free memory was 105.9MB in the beginning and 268.8MB in the end (delta: -162.9MB). Peak memory consumption was 244.9MB. Max. memory is 16.1GB. [2023-11-19 03:18:50,827 INFO L158 Benchmark]: CodeCheck took 12577.71ms. Allocated memory is still 429.9MB. Free memory was 268.8MB in the beginning and 298.2MB in the end (delta: -29.5MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:18:50,828 INFO L158 Benchmark]: Witness Printer took 317.89ms. Allocated memory is still 429.9MB. Free memory was 298.2MB in the beginning and 275.1MB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-11-19 03:18:50,830 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 4 procedures, 279 locations, 6 error locations. Started 1 CEGAR loops. OverallTime: 12.3s, OverallIterations: 10, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 573 SdHoareTripleChecker+Valid, 10.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 34 mSDsluCounter, 235 SdHoareTripleChecker+Invalid, 10.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 42 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 190 IncrementalHoareTripleChecker+Invalid, 232 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 42 mSolverCounterUnsat, 235 mSDtfsCounter, 190 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 821 GetRequests, 807 SyntacticMatches, 2 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.5s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 117 NumberOfCodeBlocks, 117 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 108 ConstructedInterpolants, 0 QuantifiedInterpolants, 170 SizeOfPredicates, 8 NumberOfNonLiveVariables, 793 ConjunctsInSsa, 26 ConjunctsInUnsatCore, 9 InterpolantComputations, 9 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 708]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 708]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 739]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 739]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 733]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 733]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 6 specifications checked. All of them hold - InvariantResult [Line: 751]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 746]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 754]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 753]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 741]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 743]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 748]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 748]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 741]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 748]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 743]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 751]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 751]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 741]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 753]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 753]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 753]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 748]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 753]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 746]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 746]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 743]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 751]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 741]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 741]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 746]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 741]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 746]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 751]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 746]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 741]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 741]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 741]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 743]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 751]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 751]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 743]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 748]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 741]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 746]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 741]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 748]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 741]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 741]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 746]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 748]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 743]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 751]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 743]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 743]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 753]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 741]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 746]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 753]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 746]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 748]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 746]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 743]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 753]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 708]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 753]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 743]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 748]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 753]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 751]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 751]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 733]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 741]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 743]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 743]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 743]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 751]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 746]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 741]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 748]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 753]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 751]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 743]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 748]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 748]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 753]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 130.0MB. Free memory is still 102.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1170.36ms. Allocated memory is still 167.8MB. Free memory was 138.5MB in the beginning and 89.0MB in the end (delta: 49.6MB). Peak memory consumption was 48.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 314.12ms. Allocated memory is still 167.8MB. Free memory was 89.0MB in the beginning and 123.7MB in the end (delta: -34.7MB). Peak memory consumption was 25.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 288.17ms. Allocated memory is still 167.8MB. Free memory was 123.7MB in the beginning and 105.9MB in the end (delta: 17.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * RCFGBuilder took 9204.64ms. Allocated memory was 167.8MB in the beginning and 429.9MB in the end (delta: 262.1MB). Free memory was 105.9MB in the beginning and 268.8MB in the end (delta: -162.9MB). Peak memory consumption was 244.9MB. Max. memory is 16.1GB. * CodeCheck took 12577.71ms. Allocated memory is still 429.9MB. Free memory was 268.8MB in the beginning and 298.2MB in the end (delta: -29.5MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 317.89ms. Allocated memory is still 429.9MB. Free memory was 298.2MB in the beginning and 275.1MB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2023-11-19 03:18:50,883 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58b120d4-a76d-4e9a-b8fb-f1d95feaf709/bin/ukojak-verify-G8NBE6pJGL/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 Writing output log to file Ultimate.log Result: TRUE