./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test6-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 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_657730f3-d7b4-4341-83d9-15b5c8f02fb5/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_657730f3-d7b4-4341-83d9-15b5c8f02fb5/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_657730f3-d7b4-4341-83d9-15b5c8f02fb5/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_657730f3-d7b4-4341-83d9-15b5c8f02fb5/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test6-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_657730f3-d7b4-4341-83d9-15b5c8f02fb5/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_657730f3-d7b4-4341-83d9-15b5c8f02fb5/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 7743788eb05cb3443d5449a0c3250a50955573eb924e62e5cc797e3ef82e3ba3 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:41:45,445 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:41:45,512 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_657730f3-d7b4-4341-83d9-15b5c8f02fb5/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-19 03:41:45,518 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:41:45,518 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:41:45,548 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:41:45,549 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:41:45,549 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:41:45,550 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:41:45,551 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:41:45,551 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:41:45,552 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:41:45,552 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:41:45,553 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:41:45,553 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:41:45,554 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:41:45,555 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:41:45,555 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:41:45,556 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:41:45,556 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 03:41:45,557 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:41:45,558 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:41:45,558 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:41:45,559 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:41:45,559 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:41:45,560 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:41:45,560 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:41:45,561 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:41:45,561 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:41:45,562 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:41:45,563 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:41:45,563 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:41:45,564 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:41:45,564 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:41:45,565 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:41:45,565 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_657730f3-d7b4-4341-83d9-15b5c8f02fb5/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_657730f3-d7b4-4341-83d9-15b5c8f02fb5/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7743788eb05cb3443d5449a0c3250a50955573eb924e62e5cc797e3ef82e3ba3 [2023-11-19 03:41:45,851 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:41:45,889 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:41:45,892 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:41:45,895 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:41:45,895 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:41:45,898 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_657730f3-d7b4-4341-83d9-15b5c8f02fb5/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test6-1.i [2023-11-19 03:41:49,227 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:41:49,788 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:41:49,789 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_657730f3-d7b4-4341-83d9-15b5c8f02fb5/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test6-1.i [2023-11-19 03:41:49,841 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_657730f3-d7b4-4341-83d9-15b5c8f02fb5/bin/ukojak-verify-G8NBE6pJGL/data/7ab8efd85/d2feb82236224a8bb7a36f73ed5411c8/FLAGfc9bc76bc [2023-11-19 03:41:49,858 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_657730f3-d7b4-4341-83d9-15b5c8f02fb5/bin/ukojak-verify-G8NBE6pJGL/data/7ab8efd85/d2feb82236224a8bb7a36f73ed5411c8 [2023-11-19 03:41:49,861 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:41:49,863 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:41:49,865 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:41:49,865 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:41:49,879 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:41:49,880 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:41:49" (1/1) ... [2023-11-19 03:41:49,885 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a5e53bb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:41:49, skipping insertion in model container [2023-11-19 03:41:49,885 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:41:49" (1/1) ... [2023-11-19 03:41:49,997 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:41:51,046 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:41:51,062 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:41:51,215 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:41:51,307 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:41:51,316 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:41:51,316 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:41:51 WrapperNode [2023-11-19 03:41:51,316 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:41:51,318 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:41:51,318 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:41:51,318 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:41:51,327 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:41:51" (1/1) ... [2023-11-19 03:41:51,431 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:41:51" (1/1) ... [2023-11-19 03:41:51,576 INFO L138 Inliner]: procedures = 282, calls = 298, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 1383 [2023-11-19 03:41:51,577 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:41:51,577 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:41:51,578 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:41:51,578 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:41:51,592 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:41:51" (1/1) ... [2023-11-19 03:41:51,600 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:41:51" (1/1) ... [2023-11-19 03:41:51,629 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:41:51" (1/1) ... [2023-11-19 03:41:51,630 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:41:51" (1/1) ... [2023-11-19 03:41:51,745 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:41:51" (1/1) ... [2023-11-19 03:41:51,771 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:41:51" (1/1) ... [2023-11-19 03:41:51,797 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:41:51" (1/1) ... [2023-11-19 03:41:51,807 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:41:51" (1/1) ... [2023-11-19 03:41:51,848 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:41:51,850 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:41:51,850 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:41:51,850 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:41:51,851 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:41:51" (1/1) ... [2023-11-19 03:41:51,858 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:41:51,873 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_657730f3-d7b4-4341-83d9-15b5c8f02fb5/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:41:51,889 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_657730f3-d7b4-4341-83d9-15b5c8f02fb5/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:41:51,921 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_657730f3-d7b4-4341-83d9-15b5c8f02fb5/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:41:51,956 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-11-19 03:41:51,956 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-11-19 03:41:51,957 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:41:51,957 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-19 03:41:51,958 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 03:41:51,958 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:41:51,958 INFO L130 BoogieDeclarations]: Found specification of procedure alt_bzero [2023-11-19 03:41:51,959 INFO L138 BoogieDeclarations]: Found implementation of procedure alt_bzero [2023-11-19 03:41:51,959 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 03:41:51,959 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-19 03:41:51,959 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-19 03:41:51,959 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 03:41:51,961 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 03:41:51,961 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:41:51,961 INFO L130 BoogieDeclarations]: Found specification of procedure alt_malloc [2023-11-19 03:41:51,961 INFO L138 BoogieDeclarations]: Found implementation of procedure alt_malloc [2023-11-19 03:41:51,961 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 03:41:51,962 INFO L130 BoogieDeclarations]: Found specification of procedure alt_free [2023-11-19 03:41:51,962 INFO L138 BoogieDeclarations]: Found implementation of procedure alt_free [2023-11-19 03:41:51,967 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:41:51,967 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:41:51,967 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:41:52,362 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:41:52,366 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:41:54,372 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:41:56,523 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:41:56,524 INFO L302 CfgBuilder]: Removed 63 assume(true) statements. [2023-11-19 03:41:56,540 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:41:56 BoogieIcfgContainer [2023-11-19 03:41:56,541 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:41:56,543 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:41:56,543 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:41:56,556 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:41:56,556 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:41:56" (1/1) ... [2023-11-19 03:41:56,569 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:41:56,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:41:56,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 177 states and 272 transitions. [2023-11-19 03:41:56,745 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 272 transitions. [2023-11-19 03:41:56,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 03:41:56,747 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:41:56,749 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:41:57,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:41:57,056 INFO L262 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-19 03:41:57,067 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:41:57,253 INFO L349 Elim1Store]: treesize reduction 26, result has 42.2 percent of original size [2023-11-19 03:41:57,263 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 36 treesize of output 64 [2023-11-19 03:41:57,284 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2023-11-19 03:41:57,328 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2023-11-19 03:41:57,408 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 14 [2023-11-19 03:41:57,506 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 20 [2023-11-19 03:41:57,520 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 03:41:57,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:41:57,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 180 states and 277 transitions. [2023-11-19 03:41:57,614 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 277 transitions. [2023-11-19 03:41:57,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 03:41:57,614 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:41:57,615 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:41:57,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:41:57,767 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-19 03:41:57,771 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:41:57,814 INFO L349 Elim1Store]: treesize reduction 26, result has 42.2 percent of original size [2023-11-19 03:41:57,815 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 36 treesize of output 64 [2023-11-19 03:41:57,831 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2023-11-19 03:41:57,854 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2023-11-19 03:41:57,904 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 03:41:57,908 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2023-11-19 03:41:57,989 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2023-11-19 03:41:58,028 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 20 [2023-11-19 03:41:58,039 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 03:41:58,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:41:58,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 181 states and 278 transitions. [2023-11-19 03:41:58,077 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 278 transitions. [2023-11-19 03:41:58,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 03:41:58,082 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:41:58,082 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:41:58,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:41:58,244 INFO L262 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:41:58,247 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:41:58,252 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 03:41:58,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:41:58,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 181 states and 276 transitions. [2023-11-19 03:41:58,268 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 276 transitions. [2023-11-19 03:41:58,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 03:41:58,272 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:41:58,272 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:41:58,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:41:58,449 INFO L262 TraceCheckSpWp]: Trace formula consists of 187 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:41:58,452 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:41:58,460 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 03:41:58,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:41:58,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 181 states and 270 transitions. [2023-11-19 03:41:58,481 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 270 transitions. [2023-11-19 03:41:58,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 03:41:58,483 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:41:58,483 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:41:58,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:41:58,792 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 03:41:58,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:41:58,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 179 states and 260 transitions. [2023-11-19 03:41:58,904 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 260 transitions. [2023-11-19 03:41:58,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 03:41:58,905 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:41:58,905 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:41:59,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:41:59,028 INFO L262 TraceCheckSpWp]: Trace formula consists of 189 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:41:59,032 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:41:59,035 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 03:41:59,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:41:59,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 179 states and 258 transitions. [2023-11-19 03:41:59,043 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 258 transitions. [2023-11-19 03:41:59,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 03:41:59,044 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:41:59,044 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:41:59,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:41:59,249 INFO L262 TraceCheckSpWp]: Trace formula consists of 226 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:41:59,252 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:41:59,256 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 03:42:09,287 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 03:42:09,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:42:09,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 179 states and 256 transitions. [2023-11-19 03:42:09,300 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 256 transitions. [2023-11-19 03:42:09,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 03:42:09,301 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:42:09,301 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:42:09,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:42:09,483 INFO L262 TraceCheckSpWp]: Trace formula consists of 235 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 03:42:09,487 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:42:09,579 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:42:20,034 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 03:42:20,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:42:20,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 190 states and 273 transitions. [2023-11-19 03:42:20,318 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 273 transitions. [2023-11-19 03:42:20,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 03:42:20,319 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:42:20,319 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:42:20,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:42:20,528 INFO L262 TraceCheckSpWp]: Trace formula consists of 249 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:42:20,532 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:42:20,541 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 03:42:30,557 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 03:42:30,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:42:30,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 190 states and 271 transitions. [2023-11-19 03:42:30,575 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 271 transitions. [2023-11-19 03:42:30,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 03:42:30,576 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:42:30,576 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:42:30,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:42:30,789 INFO L262 TraceCheckSpWp]: Trace formula consists of 258 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 03:42:30,793 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:42:30,949 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 03:42:32,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:42:32,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 13 transitions. [2023-11-19 03:42:32,014 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 13 transitions. [2023-11-19 03:42:32,014 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-19 03:42:32,015 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 11 iterations. [2023-11-19 03:42:32,024 INFO L751 CodeCheckObserver]: All specifications hold 14 specifications checked. All of them hold [2023-11-19 03:42:32,071 INFO L560 CodeCheckObserver]: Invariant with dag size 13 [2023-11-19 03:42:32,082 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[~#i~0!base][0] could not be translated [2023-11-19 03:42:32,084 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem42 could not be translated [2023-11-19 03:42:32,089 INFO L560 CodeCheckObserver]: Invariant with dag size 11 [2023-11-19 03:42:32,090 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[~#i~0!base][0] could not be translated [2023-11-19 03:42:32,090 INFO L560 CodeCheckObserver]: Invariant with dag size 3 [2023-11-19 03:42:32,091 INFO L560 CodeCheckObserver]: Invariant with dag size 3 [2023-11-19 03:42:32,092 INFO L560 CodeCheckObserver]: Invariant with dag size 3 [2023-11-19 03:42:32,092 INFO L560 CodeCheckObserver]: Invariant with dag size 3 [2023-11-19 03:42:32,094 INFO L560 CodeCheckObserver]: Invariant with dag size 3 [2023-11-19 03:42:32,098 INFO L560 CodeCheckObserver]: Invariant with dag size 3 [2023-11-19 03:42:32,099 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 19.11 03:42:32 ImpRootNode [2023-11-19 03:42:32,105 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-19 03:42:32,105 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 03:42:32,106 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 03:42:32,106 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 03:42:32,106 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:41:56" (3/4) ... [2023-11-19 03:42:32,108 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-19 03:42:32,111 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure reach_error [2023-11-19 03:42:32,112 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure alt_malloc [2023-11-19 03:42:32,112 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2023-11-19 03:42:32,112 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure alt_free [2023-11-19 03:42:32,112 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure alt_bzero [2023-11-19 03:42:32,146 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 231 nodes and edges [2023-11-19 03:42:32,149 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 46 nodes and edges [2023-11-19 03:42:32,153 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2023-11-19 03:42:32,156 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2023-11-19 03:42:32,416 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_657730f3-d7b4-4341-83d9-15b5c8f02fb5/bin/ukojak-verify-G8NBE6pJGL/witness.graphml [2023-11-19 03:42:32,417 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_657730f3-d7b4-4341-83d9-15b5c8f02fb5/bin/ukojak-verify-G8NBE6pJGL/witness.yml [2023-11-19 03:42:32,417 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 03:42:32,418 INFO L158 Benchmark]: Toolchain (without parser) took 42555.15ms. Allocated memory was 148.9MB in the beginning and 251.7MB in the end (delta: 102.8MB). Free memory was 116.6MB in the beginning and 164.6MB in the end (delta: -48.0MB). Peak memory consumption was 56.3MB. Max. memory is 16.1GB. [2023-11-19 03:42:32,418 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 113.2MB. Free memory was 72.0MB in the beginning and 71.9MB in the end (delta: 134.2kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:42:32,419 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1452.17ms. Allocated memory is still 148.9MB. Free memory was 116.6MB in the beginning and 74.0MB in the end (delta: 42.6MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2023-11-19 03:42:32,419 INFO L158 Benchmark]: Boogie Procedure Inliner took 258.97ms. Allocated memory is still 148.9MB. Free memory was 74.0MB in the beginning and 110.4MB in the end (delta: -36.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-19 03:42:32,420 INFO L158 Benchmark]: Boogie Preprocessor took 270.71ms. Allocated memory is still 148.9MB. Free memory was 110.4MB in the beginning and 101.3MB in the end (delta: 9.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-19 03:42:32,420 INFO L158 Benchmark]: RCFGBuilder took 4691.34ms. Allocated memory was 148.9MB in the beginning and 251.7MB in the end (delta: 102.8MB). Free memory was 101.3MB in the beginning and 94.8MB in the end (delta: 6.5MB). Peak memory consumption was 111.0MB. Max. memory is 16.1GB. [2023-11-19 03:42:32,421 INFO L158 Benchmark]: CodeCheck took 35562.34ms. Allocated memory is still 251.7MB. Free memory was 94.8MB in the beginning and 186.6MB in the end (delta: -91.8MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:42:32,421 INFO L158 Benchmark]: Witness Printer took 311.90ms. Allocated memory is still 251.7MB. Free memory was 186.6MB in the beginning and 164.6MB in the end (delta: 22.0MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-11-19 03:42:32,423 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 6 procedures, 177 locations, 14 error locations. Started 1 CEGAR loops. OverallTime: 35.4s, OverallIterations: 11, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 6 mSolverCounterUnknown, 797 SdHoareTripleChecker+Valid, 92.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 133 mSDsluCounter, 450 SdHoareTripleChecker+Invalid, 92.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 78 mSDsCounter, 72 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 353 IncrementalHoareTripleChecker+Invalid, 431 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 72 mSolverCounterUnsat, 372 mSDtfsCounter, 353 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1063 GetRequests, 1013 SyntacticMatches, 22 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 176 ImplicationChecksByTransitivity, 0.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.4s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 1.3s InterpolantComputationTime, 138 NumberOfCodeBlocks, 138 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 128 ConstructedInterpolants, 0 QuantifiedInterpolants, 262 SizeOfPredicates, 18 NumberOfNonLiveVariables, 1655 ConjunctsInSsa, 45 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: 951]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 951]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 959]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 959]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 974]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 974]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 995]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 995]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 989]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 989]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 968]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 968]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 998]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 998]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 14 specifications checked. All of them hold - InvariantResult [Line: 989]: Loop Invariant Derived loop invariant: (0 <= alt_malloc_balance) - InvariantResult [Line: 989]: Loop Invariant Derived loop invariant: (0 <= alt_malloc_balance) - InvariantResult [Line: 996]: Loop Invariant Derived loop invariant: (0 <= alt_malloc_balance) - InvariantResult [Line: 996]: Loop Invariant Derived loop invariant: (0 <= alt_malloc_balance) - InvariantResult [Line: 996]: Loop Invariant Derived loop invariant: (0 <= alt_malloc_balance) - InvariantResult [Line: 996]: Loop Invariant Derived loop invariant: (0 <= alt_malloc_balance) - InvariantResult [Line: 996]: Loop Invariant Derived loop invariant: (0 <= alt_malloc_balance) - InvariantResult [Line: 996]: Loop Invariant Derived loop invariant: (0 <= alt_malloc_balance) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 113.2MB. Free memory was 72.0MB in the beginning and 71.9MB in the end (delta: 134.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1452.17ms. Allocated memory is still 148.9MB. Free memory was 116.6MB in the beginning and 74.0MB in the end (delta: 42.6MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 258.97ms. Allocated memory is still 148.9MB. Free memory was 74.0MB in the beginning and 110.4MB in the end (delta: -36.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 270.71ms. Allocated memory is still 148.9MB. Free memory was 110.4MB in the beginning and 101.3MB in the end (delta: 9.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * RCFGBuilder took 4691.34ms. Allocated memory was 148.9MB in the beginning and 251.7MB in the end (delta: 102.8MB). Free memory was 101.3MB in the beginning and 94.8MB in the end (delta: 6.5MB). Peak memory consumption was 111.0MB. Max. memory is 16.1GB. * CodeCheck took 35562.34ms. Allocated memory is still 251.7MB. Free memory was 94.8MB in the beginning and 186.6MB in the end (delta: -91.8MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 311.90ms. Allocated memory is still 251.7MB. Free memory was 186.6MB in the beginning and 164.6MB in the end (delta: 22.0MB). Peak memory consumption was 23.1MB. 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][0] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem42 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[~#i~0!base][0] could not be translated RESULT: Ultimate proved your program to be correct! [2023-11-19 03:42:32,481 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_657730f3-d7b4-4341-83d9-15b5c8f02fb5/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