./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test2-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23fc855a-be24-4fca-b1c0-35e3cac80816/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23fc855a-be24-4fca-b1c0-35e3cac80816/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_23fc855a-be24-4fca-b1c0-35e3cac80816/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23fc855a-be24-4fca-b1c0-35e3cac80816/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test2-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23fc855a-be24-4fca-b1c0-35e3cac80816/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_23fc855a-be24-4fca-b1c0-35e3cac80816/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 2a3326bc22943076798f4c55311213b2a5f9b1e03e68dc17c2ac5a3393252251 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:45:28,749 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:45:28,820 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23fc855a-be24-4fca-b1c0-35e3cac80816/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-19 02:45:28,826 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 02:45:28,827 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 02:45:28,852 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:45:28,853 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 02:45:28,854 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 02:45:28,855 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:45:28,855 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:45:28,856 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:45:28,857 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 02:45:28,857 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:45:28,858 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:45:28,859 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:45:28,859 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:45:28,860 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 02:45:28,861 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:45:28,861 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 02:45:28,862 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 02:45:28,862 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 02:45:28,863 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:45:28,864 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 02:45:28,864 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:45:28,865 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:45:28,865 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:45:28,866 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:45:28,866 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:45:28,867 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:45:28,867 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:45:28,868 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:45:28,868 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 02:45:28,869 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 02:45:28,869 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 02:45:28,869 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 02:45:28,870 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_23fc855a-be24-4fca-b1c0-35e3cac80816/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23fc855a-be24-4fca-b1c0-35e3cac80816/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2a3326bc22943076798f4c55311213b2a5f9b1e03e68dc17c2ac5a3393252251 [2023-11-19 02:45:29,148 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:45:29,172 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:45:29,175 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:45:29,177 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:45:29,177 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:45:29,179 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23fc855a-be24-4fca-b1c0-35e3cac80816/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test2-2.i [2023-11-19 02:45:32,292 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:45:32,657 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:45:32,662 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23fc855a-be24-4fca-b1c0-35e3cac80816/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test2-2.i [2023-11-19 02:45:32,696 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23fc855a-be24-4fca-b1c0-35e3cac80816/bin/ukojak-verify-G8NBE6pJGL/data/201be0801/d177a55edadc4b4bb400d1209b19238b/FLAG09c4341c8 [2023-11-19 02:45:32,710 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23fc855a-be24-4fca-b1c0-35e3cac80816/bin/ukojak-verify-G8NBE6pJGL/data/201be0801/d177a55edadc4b4bb400d1209b19238b [2023-11-19 02:45:32,712 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:45:32,714 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:45:32,715 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:45:32,716 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:45:32,721 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:45:32,721 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:45:32" (1/1) ... [2023-11-19 02:45:32,722 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@149b7b34 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:45:32, skipping insertion in model container [2023-11-19 02:45:32,723 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:45:32" (1/1) ... [2023-11-19 02:45:32,816 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:45:33,475 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:45:33,487 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:45:33,665 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:45:33,734 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:45:33,742 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:45:33,742 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:45:33 WrapperNode [2023-11-19 02:45:33,743 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:45:33,744 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:45:33,744 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:45:33,744 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:45:33,752 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:45:33" (1/1) ... [2023-11-19 02:45:33,798 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:45:33" (1/1) ... [2023-11-19 02:45:33,935 INFO L138 Inliner]: procedures = 208, calls = 288, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1380 [2023-11-19 02:45:33,936 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:45:33,937 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:45:33,937 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:45:33,938 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:45:33,947 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:45:33" (1/1) ... [2023-11-19 02:45:33,948 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:45:33" (1/1) ... [2023-11-19 02:45:33,963 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:45:33" (1/1) ... [2023-11-19 02:45:33,965 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:45:33" (1/1) ... [2023-11-19 02:45:34,038 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:45:33" (1/1) ... [2023-11-19 02:45:34,069 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:45:33" (1/1) ... [2023-11-19 02:45:34,081 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:45:33" (1/1) ... [2023-11-19 02:45:34,094 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:45:33" (1/1) ... [2023-11-19 02:45:34,114 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:45:34,119 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:45:34,120 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:45:34,120 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:45:34,121 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:45:33" (1/1) ... [2023-11-19 02:45:34,127 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:45:34,139 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23fc855a-be24-4fca-b1c0-35e3cac80816/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:45:34,154 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23fc855a-be24-4fca-b1c0-35e3cac80816/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:45:34,173 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23fc855a-be24-4fca-b1c0-35e3cac80816/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:45:34,195 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-11-19 02:45:34,195 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-11-19 02:45:34,195 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-19 02:45:34,196 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-19 02:45:34,197 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 02:45:34,197 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-19 02:45:34,198 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 02:45:34,198 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 02:45:34,198 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 02:45:34,199 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-19 02:45:34,199 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-19 02:45:34,199 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 02:45:34,199 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 02:45:34,200 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:45:34,200 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 02:45:34,200 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 02:45:34,200 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:45:34,201 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:45:34,455 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:45:34,458 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:45:36,110 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:45:37,897 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:45:37,897 INFO L302 CfgBuilder]: Removed 63 assume(true) statements. [2023-11-19 02:45:37,907 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:45:37 BoogieIcfgContainer [2023-11-19 02:45:37,908 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:45:37,909 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:45:37,909 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:45:37,920 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:45:37,920 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:45:37" (1/1) ... [2023-11-19 02:45:37,932 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 02:45:38,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:45:38,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 147 states and 239 transitions. [2023-11-19 02:45:38,014 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 239 transitions. [2023-11-19 02:45:38,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 02:45:38,016 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:45:38,018 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:45:38,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:45:38,240 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-19 02:45:38,247 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:45:38,321 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 02:45:38,332 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 02:45:38,398 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 02:45:38,401 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2023-11-19 02:45:38,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:45:38,412 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 02:45:38,422 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 02:45:38,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:45:38,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 150 states and 244 transitions. [2023-11-19 02:45:38,502 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 244 transitions. [2023-11-19 02:45:38,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 02:45:38,503 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:45:38,503 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:45:38,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:45:38,621 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-19 02:45:38,626 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:45:38,635 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 02:45:38,645 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 02:45:38,700 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 02:45:38,701 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2023-11-19 02:45:38,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 02:45:38,712 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 02:45:38,727 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 02:45:38,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:45:38,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 151 states and 245 transitions. [2023-11-19 02:45:38,748 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 245 transitions. [2023-11-19 02:45:38,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 02:45:38,749 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:45:38,750 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:45:38,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:45:38,880 INFO L262 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 02:45:38,883 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:45:38,886 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 02:45:38,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:45:38,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 151 states and 243 transitions. [2023-11-19 02:45:38,897 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 243 transitions. [2023-11-19 02:45:38,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 02:45:38,903 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:45:38,903 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:45:38,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:45:39,181 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 02:45:39,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:45:39,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 151 states and 239 transitions. [2023-11-19 02:45:39,319 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 239 transitions. [2023-11-19 02:45:39,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 02:45:39,320 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:45:39,321 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:45:39,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:45:39,412 INFO L262 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 02:45:39,414 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:45:39,418 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 02:45:39,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:45:39,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 151 states and 235 transitions. [2023-11-19 02:45:39,425 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 235 transitions. [2023-11-19 02:45:39,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 02:45:39,427 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:45:39,427 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:45:39,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:45:39,520 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 02:45:39,523 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:45:39,525 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 02:45:39,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:45:39,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 151 states and 229 transitions. [2023-11-19 02:45:39,533 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 229 transitions. [2023-11-19 02:45:39,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-19 02:45:39,534 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:45:39,534 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:45:39,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:45:39,709 INFO L262 TraceCheckSpWp]: Trace formula consists of 244 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 02:45:39,712 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:45:39,715 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 02:45:40,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:45:40,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 151 states and 223 transitions. [2023-11-19 02:45:40,598 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 223 transitions. [2023-11-19 02:45:40,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-19 02:45:40,599 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:45:40,599 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:45:40,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:45:40,846 INFO L262 TraceCheckSpWp]: Trace formula consists of 317 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 02:45:40,850 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:45:40,947 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 02:45:51,393 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 02:46:01,406 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 02:46:03,791 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.38s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 02:46:03,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:46:03,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 151 states and 219 transitions. [2023-11-19 02:46:03,824 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 219 transitions. [2023-11-19 02:46:03,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-19 02:46:03,825 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:46:03,826 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:46:04,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:46:04,172 INFO L262 TraceCheckSpWp]: Trace formula consists of 331 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 02:46:04,176 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:46:04,180 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:46:05,551 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.37s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 02:46:05,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:46:05,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 151 states and 217 transitions. [2023-11-19 02:46:05,574 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 217 transitions. [2023-11-19 02:46:05,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-19 02:46:05,575 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:46:05,575 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:46:05,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:46:05,845 INFO L262 TraceCheckSpWp]: Trace formula consists of 340 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 02:46:05,852 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:46:05,961 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 02:46:15,979 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 02:46:25,999 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 02:46:36,007 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 02:46:36,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:46:36,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 13 transitions. [2023-11-19 02:46:36,031 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 13 transitions. [2023-11-19 02:46:36,031 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-19 02:46:36,033 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 11 iterations. [2023-11-19 02:46:36,042 INFO L751 CodeCheckObserver]: All specifications hold 8 specifications checked. All of them hold [2023-11-19 02:46:36,112 INFO L560 CodeCheckObserver]: Invariant with dag size 6 [2023-11-19 02:46:36,119 INFO L560 CodeCheckObserver]: Invariant with dag size 6 [2023-11-19 02:46:36,120 INFO L560 CodeCheckObserver]: Invariant with dag size 6 [2023-11-19 02:46:36,121 INFO L560 CodeCheckObserver]: Invariant with dag size 16 [2023-11-19 02:46:36,126 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[~#i~0!base][~#i~0!offset] could not be translated [2023-11-19 02:46:36,131 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #valid[~#i~0!base] could not be translated [2023-11-19 02:46:36,132 INFO L560 CodeCheckObserver]: Invariant with dag size 6 [2023-11-19 02:46:36,136 INFO L560 CodeCheckObserver]: Invariant with dag size 6 [2023-11-19 02:46:36,138 INFO L560 CodeCheckObserver]: Invariant with dag size 6 [2023-11-19 02:46:36,143 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 19.11 02:46:36 ImpRootNode [2023-11-19 02:46:36,144 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-19 02:46:36,145 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 02:46:36,145 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 02:46:36,146 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 02:46:36,147 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:45:37" (3/4) ... [2023-11-19 02:46:36,149 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-19 02:46:36,152 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure reach_error [2023-11-19 02:46:36,153 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset [2023-11-19 02:46:36,153 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2023-11-19 02:46:36,190 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 223 nodes and edges [2023-11-19 02:46:36,193 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 32 nodes and edges [2023-11-19 02:46:36,196 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2023-11-19 02:46:36,199 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2023-11-19 02:46:36,488 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23fc855a-be24-4fca-b1c0-35e3cac80816/bin/ukojak-verify-G8NBE6pJGL/witness.graphml [2023-11-19 02:46:36,488 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23fc855a-be24-4fca-b1c0-35e3cac80816/bin/ukojak-verify-G8NBE6pJGL/witness.yml [2023-11-19 02:46:36,488 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 02:46:36,489 INFO L158 Benchmark]: Toolchain (without parser) took 63774.90ms. Allocated memory was 148.9MB in the beginning and 329.3MB in the end (delta: 180.4MB). Free memory was 101.2MB in the beginning and 264.6MB in the end (delta: -163.5MB). Peak memory consumption was 170.3MB. Max. memory is 16.1GB. [2023-11-19 02:46:36,490 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 148.9MB. Free memory was 92.7MB in the beginning and 92.6MB in the end (delta: 118.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:46:36,490 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1027.78ms. Allocated memory was 148.9MB in the beginning and 207.6MB in the end (delta: 58.7MB). Free memory was 101.2MB in the beginning and 165.5MB in the end (delta: -64.3MB). Peak memory consumption was 42.0MB. Max. memory is 16.1GB. [2023-11-19 02:46:36,491 INFO L158 Benchmark]: Boogie Procedure Inliner took 192.69ms. Allocated memory is still 207.6MB. Free memory was 165.5MB in the beginning and 157.1MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-19 02:46:36,491 INFO L158 Benchmark]: Boogie Preprocessor took 181.34ms. Allocated memory is still 207.6MB. Free memory was 157.1MB in the beginning and 147.8MB in the end (delta: 9.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-19 02:46:36,492 INFO L158 Benchmark]: RCFGBuilder took 3788.34ms. Allocated memory was 207.6MB in the beginning and 262.1MB in the end (delta: 54.5MB). Free memory was 147.8MB in the beginning and 151.9MB in the end (delta: -4.1MB). Peak memory consumption was 117.8MB. Max. memory is 16.1GB. [2023-11-19 02:46:36,492 INFO L158 Benchmark]: CodeCheck took 58236.15ms. Allocated memory was 262.1MB in the beginning and 329.3MB in the end (delta: 67.1MB). Free memory was 151.9MB in the beginning and 130.1MB in the end (delta: 21.8MB). Peak memory consumption was 88.9MB. Max. memory is 16.1GB. [2023-11-19 02:46:36,493 INFO L158 Benchmark]: Witness Printer took 343.09ms. Allocated memory is still 329.3MB. Free memory was 130.1MB in the beginning and 264.6MB in the end (delta: -134.5MB). Peak memory consumption was 18.6MB. Max. memory is 16.1GB. [2023-11-19 02:46:36,496 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, 147 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 58.1s, OverallIterations: 11, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 5 mSolverCounterUnknown, 810 SdHoareTripleChecker+Valid, 104.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 120 mSDsluCounter, 370 SdHoareTripleChecker+Invalid, 104.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 60 mSDsCounter, 72 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 337 IncrementalHoareTripleChecker+Invalid, 414 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 72 mSolverCounterUnsat, 310 mSDtfsCounter, 337 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1323 GetRequests, 1279 SyntacticMatches, 18 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 152 ImplicationChecksByTransitivity, 0.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.4s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 186 NumberOfCodeBlocks, 186 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 176 ConstructedInterpolants, 0 QuantifiedInterpolants, 442 SizeOfPredicates, 8 NumberOfNonLiveVariables, 1745 ConjunctsInSsa, 37 ConjunctsInUnsatCore, 10 InterpolantComputations, 10 PerfectInterpolantSequences, 2/2 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: 820]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 820]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 814]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 814]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 787]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 787]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 823]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 823]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 8 specifications checked. All of them hold - InvariantResult [Line: 821]: Loop Invariant Derived loop invariant: null - InvariantResult [Line: 821]: Loop Invariant Derived loop invariant: null - InvariantResult [Line: 821]: Loop Invariant Derived loop invariant: null - InvariantResult [Line: 814]: Loop Invariant Derived loop invariant: null - InvariantResult [Line: 821]: Loop Invariant Derived loop invariant: null - InvariantResult [Line: 821]: Loop Invariant Derived loop invariant: null - InvariantResult [Line: 821]: Loop Invariant Derived loop invariant: null * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 148.9MB. Free memory was 92.7MB in the beginning and 92.6MB in the end (delta: 118.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1027.78ms. Allocated memory was 148.9MB in the beginning and 207.6MB in the end (delta: 58.7MB). Free memory was 101.2MB in the beginning and 165.5MB in the end (delta: -64.3MB). Peak memory consumption was 42.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 192.69ms. Allocated memory is still 207.6MB. Free memory was 165.5MB in the beginning and 157.1MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 181.34ms. Allocated memory is still 207.6MB. Free memory was 157.1MB in the beginning and 147.8MB in the end (delta: 9.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 3788.34ms. Allocated memory was 207.6MB in the beginning and 262.1MB in the end (delta: 54.5MB). Free memory was 147.8MB in the beginning and 151.9MB in the end (delta: -4.1MB). Peak memory consumption was 117.8MB. Max. memory is 16.1GB. * CodeCheck took 58236.15ms. Allocated memory was 262.1MB in the beginning and 329.3MB in the end (delta: 67.1MB). Free memory was 151.9MB in the beginning and 130.1MB in the end (delta: 21.8MB). Peak memory consumption was 88.9MB. Max. memory is 16.1GB. * Witness Printer took 343.09ms. Allocated memory is still 329.3MB. Free memory was 130.1MB in the beginning and 264.6MB in the end (delta: -134.5MB). Peak memory consumption was 18.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[~#i~0!base][~#i~0!offset] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #valid[~#i~0!base] could not be translated RESULT: Ultimate proved your program to be correct! [2023-11-19 02:46:36,573 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23fc855a-be24-4fca-b1c0-35e3cac80816/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE