./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/ldv-regression/stateful_check.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version b5237d83 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_15b56273-fab7-49c5-baa5-bd32d78bd53f/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15b56273-fab7-49c5-baa5-bd32d78bd53f/bin/ukojak-jW3SillKbg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15b56273-fab7-49c5-baa5-bd32d78bd53f/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15b56273-fab7-49c5-baa5-bd32d78bd53f/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-regression/stateful_check.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15b56273-fab7-49c5-baa5-bd32d78bd53f/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15b56273-fab7-49c5-baa5-bd32d78bd53f/bin/ukojak-jW3SillKbg --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 86e7865b5c88aae342720e4dde014f366638a0b48b0e0f6e55acb2c675bcac3e --- 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-b5237d8 [2022-11-21 23:32:47,956 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 23:32:47,958 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 23:32:47,994 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 23:32:47,994 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 23:32:47,995 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 23:32:47,997 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 23:32:48,002 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 23:32:48,008 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 23:32:48,016 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 23:32:48,017 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 23:32:48,019 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 23:32:48,019 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 23:32:48,020 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 23:32:48,021 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 23:32:48,023 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 23:32:48,023 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 23:32:48,024 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 23:32:48,026 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 23:32:48,039 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 23:32:48,044 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 23:32:48,048 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 23:32:48,052 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 23:32:48,053 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 23:32:48,057 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 23:32:48,057 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 23:32:48,058 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 23:32:48,059 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 23:32:48,063 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 23:32:48,067 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 23:32:48,067 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 23:32:48,068 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 23:32:48,071 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 23:32:48,073 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 23:32:48,074 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 23:32:48,074 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 23:32:48,075 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 23:32:48,075 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 23:32:48,076 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 23:32:48,078 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 23:32:48,080 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 23:32:48,081 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15b56273-fab7-49c5-baa5-bd32d78bd53f/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-11-21 23:32:48,125 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 23:32:48,126 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 23:32:48,127 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 23:32:48,127 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 23:32:48,128 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 23:32:48,129 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 23:32:48,129 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 23:32:48,129 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-21 23:32:48,129 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-21 23:32:48,130 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 23:32:48,131 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-21 23:32:48,131 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 23:32:48,131 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 23:32:48,132 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 23:32:48,132 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 23:32:48,132 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-21 23:32:48,132 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-21 23:32:48,132 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 23:32:48,133 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 23:32:48,133 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 23:32:48,133 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 23:32:48,133 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 23:32:48,134 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 23:32:48,134 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 23:32:48,134 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 23:32:48,135 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 23:32:48,135 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 23:32:48,135 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-21 23:32:48,135 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-21 23:32:48,136 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 23:32:48,136 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_15b56273-fab7-49c5-baa5-bd32d78bd53f/bin/ukojak-jW3SillKbg/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15b56273-fab7-49c5-baa5-bd32d78bd53f/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 86e7865b5c88aae342720e4dde014f366638a0b48b0e0f6e55acb2c675bcac3e [2022-11-21 23:32:48,466 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 23:32:48,497 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 23:32:48,500 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 23:32:48,502 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 23:32:48,502 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 23:32:48,503 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15b56273-fab7-49c5-baa5-bd32d78bd53f/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/ldv-regression/stateful_check.c [2022-11-21 23:32:51,912 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 23:32:52,215 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 23:32:52,216 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15b56273-fab7-49c5-baa5-bd32d78bd53f/sv-benchmarks/c/ldv-regression/stateful_check.c [2022-11-21 23:32:52,227 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15b56273-fab7-49c5-baa5-bd32d78bd53f/bin/ukojak-jW3SillKbg/data/281475462/35825c76101b4a56a10f30bd262c8c90/FLAGcbce2f0cd [2022-11-21 23:32:52,254 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15b56273-fab7-49c5-baa5-bd32d78bd53f/bin/ukojak-jW3SillKbg/data/281475462/35825c76101b4a56a10f30bd262c8c90 [2022-11-21 23:32:52,260 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 23:32:52,263 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 23:32:52,266 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 23:32:52,266 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 23:32:52,270 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 23:32:52,271 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 11:32:52" (1/1) ... [2022-11-21 23:32:52,273 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@74545fb4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:32:52, skipping insertion in model container [2022-11-21 23:32:52,273 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 11:32:52" (1/1) ... [2022-11-21 23:32:52,283 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 23:32:52,312 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 23:32:52,514 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15b56273-fab7-49c5-baa5-bd32d78bd53f/sv-benchmarks/c/ldv-regression/stateful_check.c[298,311] [2022-11-21 23:32:52,575 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 23:32:52,591 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 23:32:52,611 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15b56273-fab7-49c5-baa5-bd32d78bd53f/sv-benchmarks/c/ldv-regression/stateful_check.c[298,311] [2022-11-21 23:32:52,643 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 23:32:52,668 INFO L208 MainTranslator]: Completed translation [2022-11-21 23:32:52,669 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:32:52 WrapperNode [2022-11-21 23:32:52,671 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 23:32:52,673 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 23:32:52,674 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 23:32:52,674 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 23:32:52,683 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:32:52" (1/1) ... [2022-11-21 23:32:52,693 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:32:52" (1/1) ... [2022-11-21 23:32:52,726 INFO L138 Inliner]: procedures = 21, calls = 20, calls flagged for inlining = 9, calls inlined = 9, statements flattened = 106 [2022-11-21 23:32:52,727 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 23:32:52,727 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 23:32:52,728 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 23:32:52,728 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 23:32:52,739 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:32:52" (1/1) ... [2022-11-21 23:32:52,739 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:32:52" (1/1) ... [2022-11-21 23:32:52,752 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:32:52" (1/1) ... [2022-11-21 23:32:52,753 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:32:52" (1/1) ... [2022-11-21 23:32:52,756 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:32:52" (1/1) ... [2022-11-21 23:32:52,760 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:32:52" (1/1) ... [2022-11-21 23:32:52,761 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:32:52" (1/1) ... [2022-11-21 23:32:52,762 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:32:52" (1/1) ... [2022-11-21 23:32:52,764 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 23:32:52,765 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 23:32:52,765 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 23:32:52,765 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 23:32:52,766 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:32:52" (1/1) ... [2022-11-21 23:32:52,773 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 23:32:52,785 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15b56273-fab7-49c5-baa5-bd32d78bd53f/bin/ukojak-jW3SillKbg/z3 [2022-11-21 23:32:52,805 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15b56273-fab7-49c5-baa5-bd32d78bd53f/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 23:32:52,832 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15b56273-fab7-49c5-baa5-bd32d78bd53f/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 23:32:52,863 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-21 23:32:52,864 INFO L130 BoogieDeclarations]: Found specification of procedure __blast_assert [2022-11-21 23:32:52,864 INFO L138 BoogieDeclarations]: Found implementation of procedure __blast_assert [2022-11-21 23:32:52,864 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-21 23:32:52,864 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2022-11-21 23:32:52,865 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2022-11-21 23:32:52,865 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 23:32:52,865 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 23:32:52,958 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 23:32:52,961 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 23:32:53,286 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 23:32:53,393 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 23:32:53,393 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-21 23:32:53,396 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 11:32:53 BoogieIcfgContainer [2022-11-21 23:32:53,396 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 23:32:53,398 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-21 23:32:53,398 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-21 23:32:53,445 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-21 23:32:53,446 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 11:32:53" (1/1) ... [2022-11-21 23:32:53,457 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 23:32:53,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:32:53,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 44 states and 61 transitions. [2022-11-21 23:32:53,526 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 61 transitions. [2022-11-21 23:32:53,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-11-21 23:32:53,532 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:32:53,533 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:32:53,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:32:53,903 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:32:54,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:32:54,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 47 states and 65 transitions. [2022-11-21 23:32:54,007 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 65 transitions. [2022-11-21 23:32:54,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-21 23:32:54,008 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:32:54,008 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:32:54,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:32:54,123 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:32:54,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:32:54,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 46 states and 64 transitions. [2022-11-21 23:32:54,144 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 64 transitions. [2022-11-21 23:32:54,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-21 23:32:54,145 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:32:54,145 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:32:54,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:32:54,188 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:32:54,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:32:54,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 48 states and 67 transitions. [2022-11-21 23:32:54,203 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 67 transitions. [2022-11-21 23:32:54,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-21 23:32:54,204 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:32:54,204 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:32:54,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:32:54,273 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:32:54,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:32:54,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 50 states and 70 transitions. [2022-11-21 23:32:54,301 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 70 transitions. [2022-11-21 23:32:54,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-21 23:32:54,303 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:32:54,303 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:32:54,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:32:54,384 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:32:54,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:32:54,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 56 states and 84 transitions. [2022-11-21 23:32:54,540 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 84 transitions. [2022-11-21 23:32:54,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-21 23:32:54,541 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:32:54,541 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:32:54,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:32:54,591 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-21 23:32:54,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:32:54,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 55 states and 83 transitions. [2022-11-21 23:32:54,627 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 83 transitions. [2022-11-21 23:32:54,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-21 23:32:54,628 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:32:54,629 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:32:54,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:32:54,696 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-21 23:32:54,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:32:54,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 56 states and 87 transitions. [2022-11-21 23:32:54,743 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 87 transitions. [2022-11-21 23:32:54,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-21 23:32:54,745 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:32:54,745 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:32:54,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:32:54,897 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:32:54,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:32:54,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 58 states and 91 transitions. [2022-11-21 23:32:54,991 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 91 transitions. [2022-11-21 23:32:54,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-21 23:32:54,995 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:32:54,995 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:32:55,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:32:55,100 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-21 23:32:55,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:32:55,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 57 states and 88 transitions. [2022-11-21 23:32:55,204 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 88 transitions. [2022-11-21 23:32:55,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-21 23:32:55,211 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:32:55,212 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:32:55,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:32:55,272 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-21 23:32:55,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:32:55,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 58 states and 89 transitions. [2022-11-21 23:32:55,292 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 89 transitions. [2022-11-21 23:32:55,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-21 23:32:55,295 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:32:55,295 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:32:55,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:32:55,353 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-21 23:32:55,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:32:55,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 59 states and 89 transitions. [2022-11-21 23:32:55,373 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 89 transitions. [2022-11-21 23:32:55,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-21 23:32:55,375 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:32:55,376 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:32:55,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:32:55,485 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-21 23:32:55,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:32:55,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 65 states and 101 transitions. [2022-11-21 23:32:55,612 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 101 transitions. [2022-11-21 23:32:55,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-21 23:32:55,618 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:32:55,619 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:32:55,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:32:55,719 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-21 23:32:55,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:32:55,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 66 states and 102 transitions. [2022-11-21 23:32:55,757 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 102 transitions. [2022-11-21 23:32:55,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-21 23:32:55,767 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:32:55,767 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:32:55,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:32:55,873 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-21 23:32:55,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:32:55,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 67 states and 102 transitions. [2022-11-21 23:32:55,903 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 102 transitions. [2022-11-21 23:32:55,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-21 23:32:55,904 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:32:55,904 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:32:55,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:32:55,961 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-11-21 23:32:55,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:32:55,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 66 states and 101 transitions. [2022-11-21 23:32:55,996 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 101 transitions. [2022-11-21 23:32:55,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-21 23:32:55,998 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:32:55,999 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:32:56,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:32:56,067 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-11-21 23:32:56,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:32:56,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 65 states and 97 transitions. [2022-11-21 23:32:56,164 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 97 transitions. [2022-11-21 23:32:56,164 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-21 23:32:56,165 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 17 iterations. [2022-11-21 23:32:56,176 INFO L754 CodeCheckObserver]: All specifications hold 6 specifications checked. All of them hold [2022-11-21 23:32:56,272 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-11-21 23:32:56,277 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-11-21 23:32:56,278 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-11-21 23:32:56,278 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-11-21 23:32:56,278 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-11-21 23:32:56,279 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-11-21 23:32:56,279 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-11-21 23:32:56,279 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-11-21 23:32:56,280 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 21.11 11:32:56 ImpRootNode [2022-11-21 23:32:56,280 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-11-21 23:32:56,280 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-21 23:32:56,281 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-21 23:32:56,281 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-21 23:32:56,282 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 11:32:53" (3/4) ... [2022-11-21 23:32:56,285 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-21 23:32:56,293 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure mutex_lock [2022-11-21 23:32:56,293 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __blast_assert [2022-11-21 23:32:56,299 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2022-11-21 23:32:56,299 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2022-11-21 23:32:56,300 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2022-11-21 23:32:56,300 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-21 23:32:56,355 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15b56273-fab7-49c5-baa5-bd32d78bd53f/bin/ukojak-jW3SillKbg/witness.graphml [2022-11-21 23:32:56,355 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-21 23:32:56,356 INFO L158 Benchmark]: Toolchain (without parser) took 4093.26ms. Allocated memory was 151.0MB in the beginning and 197.1MB in the end (delta: 46.1MB). Free memory was 107.0MB in the beginning and 75.1MB in the end (delta: 31.9MB). Peak memory consumption was 80.0MB. Max. memory is 16.1GB. [2022-11-21 23:32:56,356 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 117.4MB. Free memory is still 67.9MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 23:32:56,357 INFO L158 Benchmark]: CACSL2BoogieTranslator took 406.14ms. Allocated memory is still 151.0MB. Free memory was 107.0MB in the beginning and 96.5MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-21 23:32:56,357 INFO L158 Benchmark]: Boogie Procedure Inliner took 53.94ms. Allocated memory is still 151.0MB. Free memory was 96.5MB in the beginning and 94.7MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 23:32:56,358 INFO L158 Benchmark]: Boogie Preprocessor took 36.63ms. Allocated memory is still 151.0MB. Free memory was 94.7MB in the beginning and 93.5MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 23:32:56,358 INFO L158 Benchmark]: RCFGBuilder took 631.96ms. Allocated memory is still 151.0MB. Free memory was 93.5MB in the beginning and 121.3MB in the end (delta: -27.8MB). Peak memory consumption was 19.8MB. Max. memory is 16.1GB. [2022-11-21 23:32:56,359 INFO L158 Benchmark]: CodeCheck took 2882.39ms. Allocated memory was 151.0MB in the beginning and 197.1MB in the end (delta: 46.1MB). Free memory was 121.2MB in the beginning and 78.1MB in the end (delta: 43.1MB). Peak memory consumption was 89.6MB. Max. memory is 16.1GB. [2022-11-21 23:32:56,359 INFO L158 Benchmark]: Witness Printer took 74.74ms. Allocated memory is still 197.1MB. Free memory was 78.1MB in the beginning and 75.1MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 23:32:56,361 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 3 procedures, 44 locations, 6 error locations. Started 1 CEGAR loops. OverallTime: 2.7s, OverallIterations: 17, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1012 SdHoareTripleChecker+Valid, 3.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 732 mSDsluCounter, 1187 SdHoareTripleChecker+Invalid, 2.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 799 mSDsCounter, 283 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1020 IncrementalHoareTripleChecker+Invalid, 1303 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 283 mSolverCounterUnsat, 388 mSDtfsCounter, 1020 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1971 GetRequests, 1922 SyntacticMatches, 23 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 168 ImplicationChecksByTransitivity, 0.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.2s InterpolantComputationTime, 242 NumberOfCodeBlocks, 242 NumberOfCodeBlocksAsserted, 16 NumberOfCheckSat, 226 ConstructedInterpolants, 0 QuantifiedInterpolants, 522 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 16 InterpolantComputations, 12 PerfectInterpolantSequences, 63/85 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: 85]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 85]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 93]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 93]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 101]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 101]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 6 specifications checked. All of them hold - InvariantResult [Line: 78]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 36]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 99]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 80]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 28]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 83]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 91]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 117.4MB. Free memory is still 67.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 406.14ms. Allocated memory is still 151.0MB. Free memory was 107.0MB in the beginning and 96.5MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 53.94ms. Allocated memory is still 151.0MB. Free memory was 96.5MB in the beginning and 94.7MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 36.63ms. Allocated memory is still 151.0MB. Free memory was 94.7MB in the beginning and 93.5MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 631.96ms. Allocated memory is still 151.0MB. Free memory was 93.5MB in the beginning and 121.3MB in the end (delta: -27.8MB). Peak memory consumption was 19.8MB. Max. memory is 16.1GB. * CodeCheck took 2882.39ms. Allocated memory was 151.0MB in the beginning and 197.1MB in the end (delta: 46.1MB). Free memory was 121.2MB in the beginning and 78.1MB in the end (delta: 43.1MB). Peak memory consumption was 89.6MB. Max. memory is 16.1GB. * Witness Printer took 74.74ms. Allocated memory is still 197.1MB. Free memory was 78.1MB in the beginning and 75.1MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2022-11-21 23:32:56,393 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15b56273-fab7-49c5-baa5-bd32d78bd53f/bin/ukojak-jW3SillKbg/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