./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test6-2.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_271ce9b4-6e26-4421-bf41-b51010a61fcd/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_271ce9b4-6e26-4421-bf41-b51010a61fcd/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_271ce9b4-6e26-4421-bf41-b51010a61fcd/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_271ce9b4-6e26-4421-bf41-b51010a61fcd/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test6-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_271ce9b4-6e26-4421-bf41-b51010a61fcd/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_271ce9b4-6e26-4421-bf41-b51010a61fcd/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 e4ea247b245ebcaf5e735452e89c4110c7b9dc9b43836e98484a894783fc3462 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:03:46,973 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:03:47,054 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_271ce9b4-6e26-4421-bf41-b51010a61fcd/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-19 04:03:47,060 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:03:47,061 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 04:03:47,090 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:03:47,092 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:03:47,093 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 04:03:47,094 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 04:03:47,095 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 04:03:47,096 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:03:47,096 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:03:47,097 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:03:47,098 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:03:47,099 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:03:47,100 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:03:47,100 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:03:47,101 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:03:47,102 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:03:47,103 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 04:03:47,104 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 04:03:47,108 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:03:47,108 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:03:47,109 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:03:47,110 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 04:03:47,111 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 04:03:47,111 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 04:03:47,112 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:03:47,113 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:03:47,113 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:03:47,114 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:03:47,115 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:03:47,115 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 04:03:47,116 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 04:03:47,116 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:03:47,117 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_271ce9b4-6e26-4421-bf41-b51010a61fcd/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_271ce9b4-6e26-4421-bf41-b51010a61fcd/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e4ea247b245ebcaf5e735452e89c4110c7b9dc9b43836e98484a894783fc3462 [2023-11-19 04:03:47,432 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:03:47,466 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:03:47,469 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:03:47,471 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:03:47,471 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:03:47,474 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_271ce9b4-6e26-4421-bf41-b51010a61fcd/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test6-2.i [2023-11-19 04:03:50,903 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:03:51,366 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:03:51,368 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_271ce9b4-6e26-4421-bf41-b51010a61fcd/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test6-2.i [2023-11-19 04:03:51,407 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_271ce9b4-6e26-4421-bf41-b51010a61fcd/bin/ukojak-verify-G8NBE6pJGL/data/1fd84a13f/2c16edd55c7048228a3dd88dbf236a39/FLAG2b3562792 [2023-11-19 04:03:51,440 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_271ce9b4-6e26-4421-bf41-b51010a61fcd/bin/ukojak-verify-G8NBE6pJGL/data/1fd84a13f/2c16edd55c7048228a3dd88dbf236a39 [2023-11-19 04:03:51,450 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:03:51,453 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:03:51,460 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:03:51,460 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:03:51,467 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:03:51,468 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:03:51" (1/1) ... [2023-11-19 04:03:51,469 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d09aff0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:51, skipping insertion in model container [2023-11-19 04:03:51,470 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:03:51" (1/1) ... [2023-11-19 04:03:51,578 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:03:52,420 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:03:52,438 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:03:52,613 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:03:52,738 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:03:52,746 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:03:52,747 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:52 WrapperNode [2023-11-19 04:03:52,747 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:03:52,748 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:03:52,749 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:03:52,749 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:03:52,756 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:52" (1/1) ... [2023-11-19 04:03:52,804 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:52" (1/1) ... [2023-11-19 04:03:52,896 INFO L138 Inliner]: procedures = 282, calls = 351, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 1552 [2023-11-19 04:03:52,907 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:03:52,908 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:03:52,908 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:03:52,908 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:03:52,917 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:52" (1/1) ... [2023-11-19 04:03:52,918 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:52" (1/1) ... [2023-11-19 04:03:52,953 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:52" (1/1) ... [2023-11-19 04:03:52,953 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:52" (1/1) ... [2023-11-19 04:03:53,031 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:52" (1/1) ... [2023-11-19 04:03:53,057 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:52" (1/1) ... [2023-11-19 04:03:53,070 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:52" (1/1) ... [2023-11-19 04:03:53,081 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:52" (1/1) ... [2023-11-19 04:03:53,102 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:03:53,108 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:03:53,108 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:03:53,108 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:03:53,109 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:52" (1/1) ... [2023-11-19 04:03:53,115 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:03:53,126 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_271ce9b4-6e26-4421-bf41-b51010a61fcd/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 04:03:53,138 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_271ce9b4-6e26-4421-bf41-b51010a61fcd/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 04:03:53,155 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_271ce9b4-6e26-4421-bf41-b51010a61fcd/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 04:03:53,179 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-11-19 04:03:53,179 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-11-19 04:03:53,179 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 04:03:53,180 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-19 04:03:53,181 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 04:03:53,181 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 04:03:53,182 INFO L130 BoogieDeclarations]: Found specification of procedure alt_bzero [2023-11-19 04:03:53,182 INFO L138 BoogieDeclarations]: Found implementation of procedure alt_bzero [2023-11-19 04:03:53,182 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 04:03:53,182 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-19 04:03:53,183 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-19 04:03:53,183 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 04:03:53,183 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 04:03:53,183 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:03:53,183 INFO L130 BoogieDeclarations]: Found specification of procedure alt_malloc [2023-11-19 04:03:53,184 INFO L138 BoogieDeclarations]: Found implementation of procedure alt_malloc [2023-11-19 04:03:53,184 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 04:03:53,184 INFO L130 BoogieDeclarations]: Found specification of procedure alt_free [2023-11-19 04:03:53,184 INFO L138 BoogieDeclarations]: Found implementation of procedure alt_free [2023-11-19 04:03:53,186 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 04:03:53,187 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:03:53,187 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:03:53,470 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:03:53,473 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:03:55,140 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:03:56,944 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:03:56,945 INFO L302 CfgBuilder]: Removed 72 assume(true) statements. [2023-11-19 04:03:56,952 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:03:56 BoogieIcfgContainer [2023-11-19 04:03:56,952 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:03:56,953 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 04:03:56,953 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 04:03:56,964 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 04:03:56,964 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:03:56" (1/1) ... [2023-11-19 04:03:56,973 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:03:57,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:57,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 196 states and 304 transitions. [2023-11-19 04:03:57,038 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 304 transitions. [2023-11-19 04:03:57,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 04:03:57,040 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:57,041 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:57,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:57,244 INFO L262 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-19 04:03:57,252 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:57,357 INFO L349 Elim1Store]: treesize reduction 26, result has 42.2 percent of original size [2023-11-19 04:03:57,358 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 04:03:57,370 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 04:03:57,407 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 04:03:57,434 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 04:03:57,497 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 04:03:57,498 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2023-11-19 04:03:57,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 04:03:57,505 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 04:03:57,514 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 04:03:57,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:57,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 199 states and 309 transitions. [2023-11-19 04:03:57,581 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 309 transitions. [2023-11-19 04:03:57,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 04:03:57,581 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:57,581 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:57,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:57,674 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-19 04:03:57,678 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:57,712 INFO L349 Elim1Store]: treesize reduction 26, result has 42.2 percent of original size [2023-11-19 04:03:57,713 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 04:03:57,722 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 04:03:57,746 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 04:03:57,771 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-19 04:03:57,782 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 04:03:57,783 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2023-11-19 04:03:57,786 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 5 treesize of output 3 [2023-11-19 04:03:57,806 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 04:03:57,807 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2023-11-19 04:03:57,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 04:03:57,812 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 04:03:57,816 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 04:03:57,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:57,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 200 states and 310 transitions. [2023-11-19 04:03:57,836 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 310 transitions. [2023-11-19 04:03:57,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 04:03:57,837 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:57,837 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:57,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:57,933 INFO L262 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 04:03:57,935 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:57,937 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 04:03:57,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:57,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 200 states and 308 transitions. [2023-11-19 04:03:57,945 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 308 transitions. [2023-11-19 04:03:57,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 04:03:57,949 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:57,950 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:58,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:58,066 INFO L262 TraceCheckSpWp]: Trace formula consists of 187 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 04:03:58,069 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:58,074 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 04:03:58,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:58,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 200 states and 302 transitions. [2023-11-19 04:03:58,083 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 302 transitions. [2023-11-19 04:03:58,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 04:03:58,085 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:58,085 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:58,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:58,292 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 04:03:58,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:58,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 198 states and 292 transitions. [2023-11-19 04:03:58,386 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 292 transitions. [2023-11-19 04:03:58,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 04:03:58,387 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:58,387 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:58,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:58,501 INFO L262 TraceCheckSpWp]: Trace formula consists of 189 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 04:03:58,504 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:58,506 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 04:03:58,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:58,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 198 states and 290 transitions. [2023-11-19 04:03:58,513 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 290 transitions. [2023-11-19 04:03:58,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 04:03:58,514 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:58,514 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:58,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:58,645 INFO L262 TraceCheckSpWp]: Trace formula consists of 226 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 04:03:58,648 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:58,651 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 04:04:08,672 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 04:04:08,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:04:08,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 198 states and 288 transitions. [2023-11-19 04:04:08,682 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 288 transitions. [2023-11-19 04:04:08,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 04:04:08,683 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:04:08,683 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:04:08,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:04:08,848 INFO L262 TraceCheckSpWp]: Trace formula consists of 235 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 04:04:08,852 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:04:08,934 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:04:19,321 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 04:04:29,338 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 04:04:39,348 WARN L539 Checker$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 04:04:39,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:04:39,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 209 states and 305 transitions. [2023-11-19 04:04:39,418 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 305 transitions. [2023-11-19 04:04:39,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 04:04:39,419 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:04:39,419 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:04:39,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:04:39,596 INFO L262 TraceCheckSpWp]: Trace formula consists of 249 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 04:04:39,600 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:04:39,603 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 04:04:49,692 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 04:04:49,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:04:49,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 209 states and 303 transitions. [2023-11-19 04:04:49,715 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 303 transitions. [2023-11-19 04:04:49,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 04:04:49,716 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:04:49,716 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:04:49,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:04:49,949 INFO L262 TraceCheckSpWp]: Trace formula consists of 258 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 04:04:49,965 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:04:50,028 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 04:04:52,437 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.39s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 04:04:52,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:04:52,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 13 transitions. [2023-11-19 04:04:52,480 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 13 transitions. [2023-11-19 04:04:52,480 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-19 04:04:52,481 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 11 iterations. [2023-11-19 04:04:52,491 INFO L751 CodeCheckObserver]: All specifications hold 14 specifications checked. All of them hold [2023-11-19 04:04:52,537 INFO L560 CodeCheckObserver]: Invariant with dag size 16 [2023-11-19 04:04:52,545 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[~#i~0!base][~#i~0!offset] could not be translated [2023-11-19 04:04:52,549 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem42 could not be translated [2023-11-19 04:04:52,550 INFO L560 CodeCheckObserver]: Invariant with dag size 14 [2023-11-19 04:04:52,550 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[~#i~0!base][~#i~0!offset] could not be translated [2023-11-19 04:04:52,550 INFO L560 CodeCheckObserver]: Invariant with dag size 3 [2023-11-19 04:04:52,551 INFO L560 CodeCheckObserver]: Invariant with dag size 3 [2023-11-19 04:04:52,551 INFO L560 CodeCheckObserver]: Invariant with dag size 3 [2023-11-19 04:04:52,551 INFO L560 CodeCheckObserver]: Invariant with dag size 3 [2023-11-19 04:04:52,551 INFO L560 CodeCheckObserver]: Invariant with dag size 3 [2023-11-19 04:04:52,552 INFO L560 CodeCheckObserver]: Invariant with dag size 3 [2023-11-19 04:04:52,552 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 19.11 04:04:52 ImpRootNode [2023-11-19 04:04:52,552 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-19 04:04:52,553 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 04:04:52,553 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 04:04:52,553 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 04:04:52,554 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:03:56" (3/4) ... [2023-11-19 04:04:52,556 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-19 04:04:52,560 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure reach_error [2023-11-19 04:04:52,560 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure alt_malloc [2023-11-19 04:04:52,560 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2023-11-19 04:04:52,560 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure alt_free [2023-11-19 04:04:52,561 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure alt_bzero [2023-11-19 04:04:52,590 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 247 nodes and edges [2023-11-19 04:04:52,594 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 48 nodes and edges [2023-11-19 04:04:52,598 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2023-11-19 04:04:52,602 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2023-11-19 04:04:52,877 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_271ce9b4-6e26-4421-bf41-b51010a61fcd/bin/ukojak-verify-G8NBE6pJGL/witness.graphml [2023-11-19 04:04:52,877 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_271ce9b4-6e26-4421-bf41-b51010a61fcd/bin/ukojak-verify-G8NBE6pJGL/witness.yml [2023-11-19 04:04:52,877 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 04:04:52,878 INFO L158 Benchmark]: Toolchain (without parser) took 61425.54ms. Allocated memory was 167.8MB in the beginning and 276.8MB in the end (delta: 109.1MB). Free memory was 118.1MB in the beginning and 143.2MB in the end (delta: -25.1MB). Peak memory consumption was 85.9MB. Max. memory is 16.1GB. [2023-11-19 04:04:52,879 INFO L158 Benchmark]: CDTParser took 0.41ms. Allocated memory is still 136.3MB. Free memory is still 82.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:04:52,879 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1287.72ms. Allocated memory is still 167.8MB. Free memory was 118.1MB in the beginning and 123.4MB in the end (delta: -5.4MB). Peak memory consumption was 52.4MB. Max. memory is 16.1GB. [2023-11-19 04:04:52,879 INFO L158 Benchmark]: Boogie Procedure Inliner took 158.99ms. Allocated memory is still 167.8MB. Free memory was 123.4MB in the beginning and 113.9MB in the end (delta: 9.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-19 04:04:52,880 INFO L158 Benchmark]: Boogie Preprocessor took 199.25ms. Allocated memory is still 167.8MB. Free memory was 113.9MB in the beginning and 103.5MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-19 04:04:52,880 INFO L158 Benchmark]: RCFGBuilder took 3844.29ms. Allocated memory was 167.8MB in the beginning and 276.8MB in the end (delta: 109.1MB). Free memory was 103.5MB in the beginning and 198.6MB in the end (delta: -95.1MB). Peak memory consumption was 101.9MB. Max. memory is 16.1GB. [2023-11-19 04:04:52,881 INFO L158 Benchmark]: CodeCheck took 55599.45ms. Allocated memory is still 276.8MB. Free memory was 198.6MB in the beginning and 166.3MB in the end (delta: 32.3MB). Peak memory consumption was 32.3MB. Max. memory is 16.1GB. [2023-11-19 04:04:52,881 INFO L158 Benchmark]: Witness Printer took 324.52ms. Allocated memory is still 276.8MB. Free memory was 166.3MB in the beginning and 143.2MB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-11-19 04:04:52,883 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, 196 locations, 14 error locations. Started 1 CEGAR loops. OverallTime: 55.5s, OverallIterations: 11, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 12 mSolverCounterUnknown, 797 SdHoareTripleChecker+Valid, 153.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 133 mSDsluCounter, 450 SdHoareTripleChecker+Invalid, 153.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 78 mSDsCounter, 72 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 347 IncrementalHoareTripleChecker+Invalid, 431 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 72 mSolverCounterUnsat, 372 mSDtfsCounter, 347 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1063 GetRequests, 1014 SyntacticMatches, 21 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 176 ImplicationChecksByTransitivity, 0.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.4s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 138 NumberOfCodeBlocks, 138 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 128 ConstructedInterpolants, 0 QuantifiedInterpolants, 270 SizeOfPredicates, 18 NumberOfNonLiveVariables, 1655 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: 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 0.41ms. Allocated memory is still 136.3MB. Free memory is still 82.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1287.72ms. Allocated memory is still 167.8MB. Free memory was 118.1MB in the beginning and 123.4MB in the end (delta: -5.4MB). Peak memory consumption was 52.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 158.99ms. Allocated memory is still 167.8MB. Free memory was 123.4MB in the beginning and 113.9MB in the end (delta: 9.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 199.25ms. Allocated memory is still 167.8MB. Free memory was 113.9MB in the beginning and 103.5MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * RCFGBuilder took 3844.29ms. Allocated memory was 167.8MB in the beginning and 276.8MB in the end (delta: 109.1MB). Free memory was 103.5MB in the beginning and 198.6MB in the end (delta: -95.1MB). Peak memory consumption was 101.9MB. Max. memory is 16.1GB. * CodeCheck took 55599.45ms. Allocated memory is still 276.8MB. Free memory was 198.6MB in the beginning and 166.3MB in the end (delta: 32.3MB). Peak memory consumption was 32.3MB. Max. memory is 16.1GB. * Witness Printer took 324.52ms. Allocated memory is still 276.8MB. Free memory was 166.3MB in the beginning and 143.2MB in the end (delta: 23.1MB). 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][~#i~0!offset] 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][~#i~0!offset] could not be translated RESULT: Ultimate proved your program to be correct! [2023-11-19 04:04:52,959 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_271ce9b4-6e26-4421-bf41-b51010a61fcd/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