./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/ldv-memsafety/memleaks_test22_4.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8937540e-ee5c-422f-9a91-f4b4d24710e4/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8937540e-ee5c-422f-9a91-f4b4d24710e4/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8937540e-ee5c-422f-9a91-f4b4d24710e4/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8937540e-ee5c-422f-9a91-f4b4d24710e4/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-memsafety/memleaks_test22_4.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8937540e-ee5c-422f-9a91-f4b4d24710e4/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8937540e-ee5c-422f-9a91-f4b4d24710e4/bin/ukojak-rkRKPMF4O4 --witnessprinter.witness.filename witness.graphml --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 0739bef7461b62f52995e3feabe5faf9fb4f95fee3f2cf661c4248d2611e75f6 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-15 02:32:38,655 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-15 02:32:38,657 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-15 02:32:38,675 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-15 02:32:38,675 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-15 02:32:38,676 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-15 02:32:38,677 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-15 02:32:38,679 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-15 02:32:38,680 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-15 02:32:38,681 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-15 02:32:38,682 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-15 02:32:38,683 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-15 02:32:38,684 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-15 02:32:38,685 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-15 02:32:38,686 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-15 02:32:38,687 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-15 02:32:38,687 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-15 02:32:38,688 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-15 02:32:38,690 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-15 02:32:38,691 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-15 02:32:38,692 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-15 02:32:38,694 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-15 02:32:38,695 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-15 02:32:38,695 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-15 02:32:38,698 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-15 02:32:38,699 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-15 02:32:38,699 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-15 02:32:38,700 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-15 02:32:38,700 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-15 02:32:38,701 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-15 02:32:38,701 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-15 02:32:38,702 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-15 02:32:38,703 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-15 02:32:38,703 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-15 02:32:38,704 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-15 02:32:38,704 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-15 02:32:38,705 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-15 02:32:38,705 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-15 02:32:38,705 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-15 02:32:38,706 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-15 02:32:38,706 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-15 02:32:38,707 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8937540e-ee5c-422f-9a91-f4b4d24710e4/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-12-15 02:32:38,732 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-15 02:32:38,732 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-15 02:32:38,733 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-15 02:32:38,733 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-15 02:32:38,734 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-15 02:32:38,734 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-15 02:32:38,734 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-15 02:32:38,734 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-15 02:32:38,735 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-15 02:32:38,735 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-15 02:32:38,735 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-15 02:32:38,735 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-15 02:32:38,735 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-15 02:32:38,736 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-15 02:32:38,736 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-15 02:32:38,736 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-15 02:32:38,736 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-15 02:32:38,736 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-15 02:32:38,737 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-15 02:32:38,737 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-15 02:32:38,737 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-15 02:32:38,737 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-15 02:32:38,737 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-15 02:32:38,738 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 02:32:38,738 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-15 02:32:38,738 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-15 02:32:38,738 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-15 02:32:38,738 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-15 02:32:38,739 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-15 02:32:38,739 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-15 02:32:38,739 INFO L138 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_8937540e-ee5c-422f-9a91-f4b4d24710e4/bin/ukojak-rkRKPMF4O4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8937540e-ee5c-422f-9a91-f4b4d24710e4/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0739bef7461b62f52995e3feabe5faf9fb4f95fee3f2cf661c4248d2611e75f6 [2022-12-15 02:32:38,916 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-15 02:32:38,931 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-15 02:32:38,933 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-15 02:32:38,934 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-15 02:32:38,934 INFO L275 PluginConnector]: CDTParser initialized [2022-12-15 02:32:38,935 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8937540e-ee5c-422f-9a91-f4b4d24710e4/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/ldv-memsafety/memleaks_test22_4.i [2022-12-15 02:32:41,545 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-15 02:32:41,758 INFO L351 CDTParser]: Found 1 translation units. [2022-12-15 02:32:41,759 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8937540e-ee5c-422f-9a91-f4b4d24710e4/sv-benchmarks/c/ldv-memsafety/memleaks_test22_4.i [2022-12-15 02:32:41,768 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8937540e-ee5c-422f-9a91-f4b4d24710e4/bin/ukojak-rkRKPMF4O4/data/50dd01114/5b9f6bc24251440c9d23ddffcf723c89/FLAGc7b5a048a [2022-12-15 02:32:42,132 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8937540e-ee5c-422f-9a91-f4b4d24710e4/bin/ukojak-rkRKPMF4O4/data/50dd01114/5b9f6bc24251440c9d23ddffcf723c89 [2022-12-15 02:32:42,138 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-15 02:32:42,141 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-15 02:32:42,143 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-15 02:32:42,143 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-15 02:32:42,148 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-15 02:32:42,148 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 02:32:42" (1/1) ... [2022-12-15 02:32:42,150 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4e7f4338 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:32:42, skipping insertion in model container [2022-12-15 02:32:42,150 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 02:32:42" (1/1) ... [2022-12-15 02:32:42,159 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-15 02:32:42,197 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-15 02:32:42,478 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 02:32:42,493 INFO L203 MainTranslator]: Completed pre-run [2022-12-15 02:32:42,542 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 02:32:42,571 INFO L208 MainTranslator]: Completed translation [2022-12-15 02:32:42,572 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:32:42 WrapperNode [2022-12-15 02:32:42,572 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-15 02:32:42,572 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-15 02:32:42,573 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-15 02:32:42,573 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-15 02:32:42,577 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:32:42" (1/1) ... [2022-12-15 02:32:42,591 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:32:42" (1/1) ... [2022-12-15 02:32:42,609 INFO L138 Inliner]: procedures = 166, calls = 72, calls flagged for inlining = 24, calls inlined = 18, statements flattened = 122 [2022-12-15 02:32:42,609 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-15 02:32:42,610 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-15 02:32:42,610 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-15 02:32:42,610 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-15 02:32:42,618 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:32:42" (1/1) ... [2022-12-15 02:32:42,618 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:32:42" (1/1) ... [2022-12-15 02:32:42,622 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:32:42" (1/1) ... [2022-12-15 02:32:42,622 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:32:42" (1/1) ... [2022-12-15 02:32:42,629 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:32:42" (1/1) ... [2022-12-15 02:32:42,632 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:32:42" (1/1) ... [2022-12-15 02:32:42,634 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:32:42" (1/1) ... [2022-12-15 02:32:42,635 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:32:42" (1/1) ... [2022-12-15 02:32:42,638 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-15 02:32:42,639 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-15 02:32:42,639 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-15 02:32:42,639 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-15 02:32:42,640 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:32:42" (1/1) ... [2022-12-15 02:32:42,645 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 02:32:42,655 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8937540e-ee5c-422f-9a91-f4b4d24710e4/bin/ukojak-rkRKPMF4O4/z3 [2022-12-15 02:32:42,666 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8937540e-ee5c-422f-9a91-f4b4d24710e4/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-15 02:32:42,667 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8937540e-ee5c-422f-9a91-f4b4d24710e4/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-15 02:32:42,699 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-15 02:32:42,699 INFO L130 BoogieDeclarations]: Found specification of procedure LDV_INIT_LIST_HEAD [2022-12-15 02:32:42,699 INFO L138 BoogieDeclarations]: Found implementation of procedure LDV_INIT_LIST_HEAD [2022-12-15 02:32:42,700 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-12-15 02:32:42,700 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-12-15 02:32:42,700 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_put [2022-12-15 02:32:42,700 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_put [2022-12-15 02:32:42,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-15 02:32:42,700 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-15 02:32:42,700 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-15 02:32:42,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-12-15 02:32:42,700 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-12-15 02:32:42,700 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-15 02:32:42,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-12-15 02:32:42,701 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-15 02:32:42,701 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-15 02:32:42,797 INFO L235 CfgBuilder]: Building ICFG [2022-12-15 02:32:42,798 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-15 02:32:42,995 INFO L276 CfgBuilder]: Performing block encoding [2022-12-15 02:32:43,074 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-15 02:32:43,074 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-12-15 02:32:43,076 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 02:32:43 BoogieIcfgContainer [2022-12-15 02:32:43,076 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-15 02:32:43,077 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-15 02:32:43,077 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-15 02:32:43,084 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-15 02:32:43,085 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 02:32:43" (1/1) ... [2022-12-15 02:32:43,092 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-15 02:32:43,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:32:43,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 32 states and 37 transitions. [2022-12-15 02:32:43,136 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 37 transitions. [2022-12-15 02:32:43,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-12-15 02:32:43,138 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:32:43,138 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:32:43,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:32:43,428 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:32:43,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:32:43,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 34 states and 39 transitions. [2022-12-15 02:32:43,471 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 39 transitions. [2022-12-15 02:32:43,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-12-15 02:32:43,472 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:32:43,472 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:32:43,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:32:43,632 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:32:43,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:32:43,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 38 states and 44 transitions. [2022-12-15 02:32:43,754 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 44 transitions. [2022-12-15 02:32:43,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-12-15 02:32:43,761 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:32:43,762 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:32:43,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:32:43,910 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:32:43,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:32:43,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 39 states and 45 transitions. [2022-12-15 02:32:43,964 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 45 transitions. [2022-12-15 02:32:43,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-12-15 02:32:43,964 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:32:43,965 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:32:43,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:32:44,088 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:32:44,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:32:44,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 39 states and 43 transitions. [2022-12-15 02:32:44,214 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 43 transitions. [2022-12-15 02:32:44,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-15 02:32:44,215 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:32:44,215 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:32:44,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:32:44,338 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:32:44,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:32:44,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 40 states and 44 transitions. [2022-12-15 02:32:44,519 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 44 transitions. [2022-12-15 02:32:44,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-12-15 02:32:44,520 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:32:44,520 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:32:44,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:32:44,657 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:32:45,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:32:45,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 41 states and 46 transitions. [2022-12-15 02:32:45,064 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 46 transitions. [2022-12-15 02:32:45,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-15 02:32:45,065 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:32:45,065 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:32:45,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:32:45,252 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:32:45,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:32:45,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 42 states and 47 transitions. [2022-12-15 02:32:45,755 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 47 transitions. [2022-12-15 02:32:45,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-15 02:32:45,756 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:32:45,756 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:32:45,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:32:45,972 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:32:46,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:32:46,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 43 states and 48 transitions. [2022-12-15 02:32:46,500 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 48 transitions. [2022-12-15 02:32:46,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-15 02:32:46,500 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:32:46,500 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:32:46,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:32:46,731 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:32:47,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:32:47,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 44 states and 49 transitions. [2022-12-15 02:32:47,299 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 49 transitions. [2022-12-15 02:32:47,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-15 02:32:47,300 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:32:47,300 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:32:47,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:32:47,590 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:32:48,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:32:48,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 45 states and 50 transitions. [2022-12-15 02:32:48,182 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 50 transitions. [2022-12-15 02:32:48,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-12-15 02:32:48,182 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:32:48,182 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:32:48,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:32:48,437 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:32:49,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:32:49,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 46 states and 51 transitions. [2022-12-15 02:32:49,041 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 51 transitions. [2022-12-15 02:32:49,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-12-15 02:32:49,041 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:32:49,042 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:32:49,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:32:49,290 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:32:49,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:32:49,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 47 states and 52 transitions. [2022-12-15 02:32:49,886 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 52 transitions. [2022-12-15 02:32:49,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-12-15 02:32:49,887 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:32:49,887 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:32:49,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:32:50,183 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:32:50,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:32:50,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 48 states and 53 transitions. [2022-12-15 02:32:50,829 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 53 transitions. [2022-12-15 02:32:50,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-12-15 02:32:50,830 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:32:50,830 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:32:50,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:32:51,217 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:32:51,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:32:51,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 49 states and 54 transitions. [2022-12-15 02:32:51,954 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 54 transitions. [2022-12-15 02:32:51,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-12-15 02:32:51,954 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:32:51,954 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:32:51,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:32:52,314 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:32:53,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:32:53,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 50 states and 55 transitions. [2022-12-15 02:32:53,033 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 55 transitions. [2022-12-15 02:32:53,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-12-15 02:32:53,033 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:32:53,033 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:32:53,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:32:53,434 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:32:54,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:32:54,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 51 states and 56 transitions. [2022-12-15 02:32:54,239 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 56 transitions. [2022-12-15 02:32:54,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-12-15 02:32:54,239 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:32:54,239 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:32:54,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:32:54,641 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:32:55,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:32:55,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 52 states and 57 transitions. [2022-12-15 02:32:55,483 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 57 transitions. [2022-12-15 02:32:55,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-12-15 02:32:55,483 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:32:55,484 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:32:55,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:32:55,939 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:32:56,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:32:56,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 53 states and 58 transitions. [2022-12-15 02:32:56,778 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 58 transitions. [2022-12-15 02:32:56,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-12-15 02:32:56,779 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:32:56,779 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:32:56,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:32:57,199 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:32:58,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:32:58,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 54 states and 59 transitions. [2022-12-15 02:32:58,071 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 59 transitions. [2022-12-15 02:32:58,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-12-15 02:32:58,072 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:32:58,072 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:32:58,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:32:59,917 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:33:01,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:33:01,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 55 states and 60 transitions. [2022-12-15 02:33:01,878 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 60 transitions. [2022-12-15 02:33:01,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-12-15 02:33:01,879 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:33:01,879 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:33:01,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:33:05,810 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 130 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-15 02:33:19,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:33:19,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 70 states and 78 transitions. [2022-12-15 02:33:19,577 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 78 transitions. [2022-12-15 02:33:19,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-12-15 02:33:19,577 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:33:19,577 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:33:19,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:33:20,321 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 130 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-15 02:33:20,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:33:20,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 69 states and 77 transitions. [2022-12-15 02:33:20,356 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 77 transitions. [2022-12-15 02:33:20,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-12-15 02:33:20,356 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:33:20,356 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:33:20,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:33:22,562 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2022-12-15 02:33:26,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:33:26,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 68 states and 76 transitions. [2022-12-15 02:33:26,331 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 76 transitions. [2022-12-15 02:33:26,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-12-15 02:33:26,331 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:33:26,331 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:33:26,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:33:28,058 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 130 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-15 02:33:31,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:33:31,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 67 states and 75 transitions. [2022-12-15 02:33:31,385 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 75 transitions. [2022-12-15 02:33:31,385 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-12-15 02:33:31,386 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 25 iterations. [2022-12-15 02:33:31,392 INFO L754 CodeCheckObserver]: All specifications hold 4 specifications checked. All of them hold [2022-12-15 02:33:31,960 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-12-15 02:33:31,963 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-12-15 02:33:31,964 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-12-15 02:33:31,964 INFO L560 CodeCheckObserver]: Invariant with dag size 17 [2022-12-15 02:33:31,966 INFO L560 CodeCheckObserver]: Invariant with dag size 95 [2022-12-15 02:33:31,967 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-15 02:33:31,970 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-15 02:33:31,971 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-12-15 02:33:31,971 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-12-15 02:33:31,971 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 15.12 02:33:31 ImpRootNode [2022-12-15 02:33:31,971 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-12-15 02:33:31,972 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-15 02:33:31,972 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-15 02:33:31,972 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-15 02:33:31,972 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 02:32:43" (3/4) ... [2022-12-15 02:33:31,974 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-12-15 02:33:31,978 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_malloc [2022-12-15 02:33:31,978 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure LDV_INIT_LIST_HEAD [2022-12-15 02:33:31,978 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kobject_put [2022-12-15 02:33:31,981 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 48 nodes and edges [2022-12-15 02:33:31,981 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 16 nodes and edges [2022-12-15 02:33:31,982 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2022-12-15 02:33:32,015 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8937540e-ee5c-422f-9a91-f4b4d24710e4/bin/ukojak-rkRKPMF4O4/witness.graphml [2022-12-15 02:33:32,015 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-15 02:33:32,015 INFO L158 Benchmark]: Toolchain (without parser) took 49875.06ms. Allocated memory was 146.8MB in the beginning and 371.2MB in the end (delta: 224.4MB). Free memory was 109.0MB in the beginning and 218.7MB in the end (delta: -109.7MB). Peak memory consumption was 115.0MB. Max. memory is 16.1GB. [2022-12-15 02:33:32,015 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 146.8MB. Free memory is still 115.0MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 02:33:32,016 INFO L158 Benchmark]: CACSL2BoogieTranslator took 429.26ms. Allocated memory is still 146.8MB. Free memory was 108.7MB in the beginning and 87.4MB in the end (delta: 21.3MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2022-12-15 02:33:32,016 INFO L158 Benchmark]: Boogie Procedure Inliner took 36.80ms. Allocated memory is still 146.8MB. Free memory was 87.4MB in the beginning and 84.9MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-15 02:33:32,016 INFO L158 Benchmark]: Boogie Preprocessor took 28.77ms. Allocated memory is still 146.8MB. Free memory was 84.6MB in the beginning and 82.8MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-15 02:33:32,016 INFO L158 Benchmark]: RCFGBuilder took 437.23ms. Allocated memory was 146.8MB in the beginning and 176.2MB in the end (delta: 29.4MB). Free memory was 82.8MB in the beginning and 133.9MB in the end (delta: -51.1MB). Peak memory consumption was 26.2MB. Max. memory is 16.1GB. [2022-12-15 02:33:32,016 INFO L158 Benchmark]: CodeCheck took 48894.48ms. Allocated memory was 176.2MB in the beginning and 371.2MB in the end (delta: 195.0MB). Free memory was 133.9MB in the beginning and 222.9MB in the end (delta: -89.1MB). Peak memory consumption was 105.6MB. Max. memory is 16.1GB. [2022-12-15 02:33:32,017 INFO L158 Benchmark]: Witness Printer took 43.10ms. Allocated memory is still 371.2MB. Free memory was 222.9MB in the beginning and 218.7MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-12-15 02:33:32,018 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 4 procedures, 32 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 48.3s, OverallIterations: 25, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1033 SdHoareTripleChecker+Valid, 6.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 228 mSDsluCounter, 501 SdHoareTripleChecker+Invalid, 6.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 110 mSDsCounter, 2073 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3489 IncrementalHoareTripleChecker+Invalid, 5562 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2073 mSolverCounterUnsat, 391 mSDtfsCounter, 3489 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 4198 GetRequests, 3628 SyntacticMatches, 152 SemanticMatches, 418 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 73891 ImplicationChecksByTransitivity, 40.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 14.9s InterpolantComputationTime, 586 NumberOfCodeBlocks, 586 NumberOfCodeBlocksAsserted, 24 NumberOfCheckSat, 562 ConstructedInterpolants, 0 QuantifiedInterpolants, 3593 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 24 InterpolantComputations, 6 PerfectInterpolantSequences, 154/1224 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: 659]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 659]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 667]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 667]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 4 specifications checked. All of them hold - InvariantResult [Line: 667]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 721]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 728]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 659]: Loop Invariant Derived loop invariant: (kobj + 12 == v && v == kobj) || !(1 == i && temp == 1) - InvariantResult [Line: -1]: Loop Invariant [2022-12-15 02:33:32,020 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-15 02:33:32,021 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled Derived loop invariant: (((((((((((((((((3 <= aux-#t~loopctr40-aux && unknown-#amount-unknown / 4294967296 <= 0) && aux-#t~loopctr40-aux + 13 <= unknown-#amount-unknown) && !(0 == kobj && kobj == 0)) || (((5 <= aux-#t~loopctr40-aux && unknown-#amount-unknown / 4294967296 <= 0) && aux-#t~loopctr40-aux + 11 <= unknown-#amount-unknown) && !(0 == kobj && kobj == 0))) || (((aux-#t~loopctr40-aux <= 11 && aux-#t~loopctr40-aux + 5 <= unknown-#amount-unknown) && 11 <= aux-#t~loopctr40-aux) && !(0 == kobj && kobj == 0))) || ((13 <= aux-#t~loopctr40-aux && unknown-#amount-unknown / 4294967296 <= 0) && !(0 == kobj && kobj == 0))) || (((16 <= unknown-#amount-unknown && #Ultimate.C_memset_#ptr#1 == kobj) && unknown-#amount-unknown <= 16) && !(0 == kobj && kobj == 0))) || (((unknown-#amount-unknown / 4294967296 <= 0 && 4 <= aux-#t~loopctr40-aux) && !(0 == kobj && kobj == 0)) && aux-#t~loopctr40-aux + 12 <= unknown-#amount-unknown)) || (((aux-#t~loopctr40-aux + 10 <= unknown-#amount-unknown && unknown-#amount-unknown / 4294967296 <= 0) && !(0 == kobj && kobj == 0)) && 6 <= aux-#t~loopctr40-aux)) || (!(unknown-#amount-unknown / 4294967296 <= aux-#t~loopctr40-aux / 4294967296) && !(0 == kobj && kobj == 0))) || (((aux-#t~loopctr40-aux <= 7 && 7 <= aux-#t~loopctr40-aux) && aux-#t~loopctr40-aux + 9 <= unknown-#amount-unknown) && !(0 == kobj && kobj == 0))) || (((unknown-#amount-unknown / 4294967296 <= 0 && aux-#t~loopctr40-aux + 14 <= unknown-#amount-unknown) && !(0 == kobj && kobj == 0)) && 2 <= aux-#t~loopctr40-aux)) || (!(0 == kobj && kobj == 0) && !(aux-#t~loopctr40-aux + 3 <= unknown-#amount-unknown))) || (((10 <= aux-#t~loopctr40-aux && !(0 == kobj && kobj == 0)) && aux-#t~loopctr40-aux <= 10) && aux-#t~loopctr40-aux + 6 <= unknown-#amount-unknown)) || (((unknown-#amount-unknown / 4294967296 <= 0 && aux-#t~loopctr40-aux + 15 <= unknown-#amount-unknown) && !(0 == kobj && kobj == 0)) && 1 <= aux-#t~loopctr40-aux)) || (((aux-#t~loopctr40-aux + 4 <= unknown-#amount-unknown && unknown-#amount-unknown / 4294967296 <= 0) && 12 <= aux-#t~loopctr40-aux) && !(0 == kobj && kobj == 0))) || (((unknown-#amount-unknown / 4294967296 <= 0 && 9 <= aux-#t~loopctr40-aux) && !(0 == kobj && kobj == 0)) && aux-#t~loopctr40-aux + 7 <= unknown-#amount-unknown)) || (((unknown-#amount-unknown / 4294967296 <= 0 && 8 <= aux-#t~loopctr40-aux) && !(0 == kobj && kobj == 0)) && aux-#t~loopctr40-aux + 8 <= unknown-#amount-unknown) - InvariantResult [Line: 738]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 717]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 146.8MB. Free memory is still 115.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 429.26ms. Allocated memory is still 146.8MB. Free memory was 108.7MB in the beginning and 87.4MB in the end (delta: 21.3MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 36.80ms. Allocated memory is still 146.8MB. Free memory was 87.4MB in the beginning and 84.9MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 28.77ms. Allocated memory is still 146.8MB. Free memory was 84.6MB in the beginning and 82.8MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 437.23ms. Allocated memory was 146.8MB in the beginning and 176.2MB in the end (delta: 29.4MB). Free memory was 82.8MB in the beginning and 133.9MB in the end (delta: -51.1MB). Peak memory consumption was 26.2MB. Max. memory is 16.1GB. * CodeCheck took 48894.48ms. Allocated memory was 176.2MB in the beginning and 371.2MB in the end (delta: 195.0MB). Free memory was 133.9MB in the beginning and 222.9MB in the end (delta: -89.1MB). Peak memory consumption was 105.6MB. Max. memory is 16.1GB. * Witness Printer took 43.10ms. Allocated memory is still 371.2MB. Free memory was 222.9MB in the beginning and 218.7MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled RESULT: Ultimate proved your program to be correct! [2022-12-15 02:33:32,035 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8937540e-ee5c-422f-9a91-f4b4d24710e4/bin/ukojak-rkRKPMF4O4/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