./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_04_good.i --full-output --architecture 64bit -------------------------------------------------------------------------------- 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_0213e169-9ccc-423f-9dd2-ccbc40812287/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0213e169-9ccc-423f-9dd2-ccbc40812287/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_0213e169-9ccc-423f-9dd2-ccbc40812287/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0213e169-9ccc-423f-9dd2-ccbc40812287/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_04_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0213e169-9ccc-423f-9dd2-ccbc40812287/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0213e169-9ccc-423f-9dd2-ccbc40812287/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 64bit --witnessprinter.graph.data.programhash 41f706aed131d51e8a36ac2a1cd0c2cc9e1566282377ef77de2e02eb418cc7f3 --- 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 21:59:43,680 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 21:59:43,683 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 21:59:43,727 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 21:59:43,727 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 21:59:43,728 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 21:59:43,730 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 21:59:43,732 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 21:59:43,734 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 21:59:43,735 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 21:59:43,736 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 21:59:43,745 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 21:59:43,746 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 21:59:43,752 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 21:59:43,755 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 21:59:43,757 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 21:59:43,759 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 21:59:43,761 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 21:59:43,763 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 21:59:43,774 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 21:59:43,776 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 21:59:43,779 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 21:59:43,781 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 21:59:43,782 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 21:59:43,791 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 21:59:43,791 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 21:59:43,791 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 21:59:43,792 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 21:59:43,793 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 21:59:43,794 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 21:59:43,794 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 21:59:43,795 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 21:59:43,796 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 21:59:43,796 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 21:59:43,797 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 21:59:43,797 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 21:59:43,798 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 21:59:43,798 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 21:59:43,799 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 21:59:43,800 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 21:59:43,803 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 21:59:43,804 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0213e169-9ccc-423f-9dd2-ccbc40812287/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-11-21 21:59:43,844 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 21:59:43,844 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 21:59:43,846 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 21:59:43,846 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 21:59:43,847 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 21:59:43,847 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 21:59:43,847 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 21:59:43,847 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-21 21:59:43,848 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 21:59:43,848 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 21:59:43,849 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 21:59:43,849 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 21:59:43,849 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 21:59:43,850 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-21 21:59:43,850 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 21:59:43,850 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 21:59:43,850 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 21:59:43,850 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 21:59:43,850 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 21:59:43,851 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 21:59:43,851 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 21:59:43,851 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 21:59:43,851 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 21:59:43,852 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 21:59:43,852 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-21 21:59:43,852 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-21 21:59:43,852 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 21:59:43,852 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_0213e169-9ccc-423f-9dd2-ccbc40812287/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0213e169-9ccc-423f-9dd2-ccbc40812287/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 41f706aed131d51e8a36ac2a1cd0c2cc9e1566282377ef77de2e02eb418cc7f3 [2022-11-21 21:59:44,174 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 21:59:44,204 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 21:59:44,209 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 21:59:44,211 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 21:59:44,212 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 21:59:44,213 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0213e169-9ccc-423f-9dd2-ccbc40812287/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_04_good.i [2022-11-21 21:59:47,163 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 21:59:47,612 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 21:59:47,617 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0213e169-9ccc-423f-9dd2-ccbc40812287/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_04_good.i [2022-11-21 21:59:47,652 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0213e169-9ccc-423f-9dd2-ccbc40812287/bin/ukojak-jW3SillKbg/data/cfb73232d/9a03b4d5eeec4706816d83a97fdcc2d4/FLAG592e28dde [2022-11-21 21:59:47,669 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0213e169-9ccc-423f-9dd2-ccbc40812287/bin/ukojak-jW3SillKbg/data/cfb73232d/9a03b4d5eeec4706816d83a97fdcc2d4 [2022-11-21 21:59:47,688 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 21:59:47,691 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 21:59:47,694 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 21:59:47,694 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 21:59:47,697 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 21:59:47,698 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 09:59:47" (1/1) ... [2022-11-21 21:59:47,699 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6a063a53 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:59:47, skipping insertion in model container [2022-11-21 21:59:47,699 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 09:59:47" (1/1) ... [2022-11-21 21:59:47,706 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 21:59:47,776 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 21:59:48,113 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-21 21:59:48,717 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 21:59:48,727 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 21:59:48,746 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-21 21:59:48,797 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 21:59:48,985 INFO L208 MainTranslator]: Completed translation [2022-11-21 21:59:48,986 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:59:48 WrapperNode [2022-11-21 21:59:48,986 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 21:59:48,987 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 21:59:48,987 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 21:59:48,987 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 21:59:48,994 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:59:48" (1/1) ... [2022-11-21 21:59:49,047 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:59:48" (1/1) ... [2022-11-21 21:59:49,085 INFO L138 Inliner]: procedures = 503, calls = 83, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 107 [2022-11-21 21:59:49,086 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 21:59:49,087 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 21:59:49,087 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 21:59:49,087 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 21:59:49,096 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:59:48" (1/1) ... [2022-11-21 21:59:49,096 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:59:48" (1/1) ... [2022-11-21 21:59:49,111 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:59:48" (1/1) ... [2022-11-21 21:59:49,111 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:59:48" (1/1) ... [2022-11-21 21:59:49,116 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:59:48" (1/1) ... [2022-11-21 21:59:49,118 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:59:48" (1/1) ... [2022-11-21 21:59:49,120 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:59:48" (1/1) ... [2022-11-21 21:59:49,121 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:59:48" (1/1) ... [2022-11-21 21:59:49,124 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 21:59:49,124 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 21:59:49,125 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 21:59:49,125 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 21:59:49,126 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:59:48" (1/1) ... [2022-11-21 21:59:49,131 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 21:59:49,144 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0213e169-9ccc-423f-9dd2-ccbc40812287/bin/ukojak-jW3SillKbg/z3 [2022-11-21 21:59:49,160 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0213e169-9ccc-423f-9dd2-ccbc40812287/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 21:59:49,193 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0213e169-9ccc-423f-9dd2-ccbc40812287/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 21:59:49,227 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2022-11-21 21:59:49,227 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2022-11-21 21:59:49,228 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-11-21 21:59:49,229 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-11-21 21:59:49,229 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-21 21:59:49,229 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-21 21:59:49,229 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-21 21:59:49,229 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 21:59:49,230 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 21:59:49,231 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-21 21:59:49,231 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-11-21 21:59:49,231 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-21 21:59:49,231 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-21 21:59:49,411 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 21:59:49,413 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 21:59:49,662 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 21:59:49,722 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 21:59:49,723 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-21 21:59:49,725 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 09:59:49 BoogieIcfgContainer [2022-11-21 21:59:49,725 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 21:59:49,726 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-21 21:59:49,726 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-21 21:59:49,739 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-21 21:59:49,739 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 09:59:49" (1/1) ... [2022-11-21 21:59:49,753 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 21:59:49,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:59:49,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 49 states and 67 transitions. [2022-11-21 21:59:49,837 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 67 transitions. [2022-11-21 21:59:49,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-21 21:59:49,842 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:59:49,843 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:59:50,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:59:50,318 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 21:59:50,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:59:50,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 48 states and 66 transitions. [2022-11-21 21:59:50,399 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 66 transitions. [2022-11-21 21:59:50,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-21 21:59:50,400 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:59:50,400 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:59:50,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:59:50,628 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 21:59:50,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:59:50,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 47 states and 65 transitions. [2022-11-21 21:59:50,837 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 65 transitions. [2022-11-21 21:59:50,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-21 21:59:50,838 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:59:50,839 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:59:50,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:59:51,061 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 21:59:51,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:59:51,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 46 states and 64 transitions. [2022-11-21 21:59:51,200 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 64 transitions. [2022-11-21 21:59:51,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-21 21:59:51,201 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:59:51,201 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:59:51,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:59:51,406 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 21:59:51,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:59:51,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 45 states and 63 transitions. [2022-11-21 21:59:51,714 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 63 transitions. [2022-11-21 21:59:51,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-21 21:59:51,715 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:59:51,715 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:59:51,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:59:51,833 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 21:59:52,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:59:52,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 47 states and 68 transitions. [2022-11-21 21:59:52,060 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 68 transitions. [2022-11-21 21:59:52,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-21 21:59:52,063 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:59:52,063 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:59:52,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:59:52,157 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-21 21:59:52,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:59:52,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 46 states and 64 transitions. [2022-11-21 21:59:52,361 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 64 transitions. [2022-11-21 21:59:52,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-21 21:59:52,363 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:59:52,363 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:59:52,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:59:52,440 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 21:59:52,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:59:52,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 49 states and 69 transitions. [2022-11-21 21:59:52,499 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 69 transitions. [2022-11-21 21:59:52,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-21 21:59:52,500 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:59:52,500 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:59:52,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:59:52,580 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 21:59:52,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:59:52,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 53 states and 75 transitions. [2022-11-21 21:59:52,723 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 75 transitions. [2022-11-21 21:59:52,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-21 21:59:52,724 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:59:52,724 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:59:52,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:59:52,799 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-21 21:59:53,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:59:53,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 58 states and 86 transitions. [2022-11-21 21:59:53,174 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 86 transitions. [2022-11-21 21:59:53,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-21 21:59:53,176 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:59:53,176 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:59:53,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:59:53,262 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 21:59:53,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:59:53,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 61 states and 91 transitions. [2022-11-21 21:59:53,856 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 91 transitions. [2022-11-21 21:59:53,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-21 21:59:53,857 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:59:53,858 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:59:53,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:59:53,905 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-21 21:59:54,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:59:54,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 61 states and 90 transitions. [2022-11-21 21:59:54,148 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 90 transitions. [2022-11-21 21:59:54,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-21 21:59:54,149 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:59:54,149 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:59:54,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:59:54,212 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-21 21:59:54,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:59:54,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 63 states and 95 transitions. [2022-11-21 21:59:54,460 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 95 transitions. [2022-11-21 21:59:54,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-21 21:59:54,461 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:59:54,462 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:59:54,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:59:54,503 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-21 21:59:54,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:59:54,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 65 states and 98 transitions. [2022-11-21 21:59:54,823 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 98 transitions. [2022-11-21 21:59:54,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-21 21:59:54,823 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:59:54,824 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:59:54,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:59:54,863 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-21 21:59:55,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:59:55,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 65 states and 97 transitions. [2022-11-21 21:59:55,128 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 97 transitions. [2022-11-21 21:59:55,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-21 21:59:55,130 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:59:55,131 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:59:55,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:59:55,215 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-21 21:59:55,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:59:55,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 63 states and 91 transitions. [2022-11-21 21:59:55,655 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 91 transitions. [2022-11-21 21:59:55,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-21 21:59:55,656 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:59:55,656 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:59:55,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:59:55,769 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 21:59:55,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:59:55,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 62 states and 90 transitions. [2022-11-21 21:59:55,853 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 90 transitions. [2022-11-21 21:59:55,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-21 21:59:55,854 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:59:55,854 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:59:55,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:59:55,890 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-21 21:59:56,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:59:56,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 65 states and 94 transitions. [2022-11-21 21:59:56,325 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 94 transitions. [2022-11-21 21:59:56,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-21 21:59:56,326 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:59:56,327 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:59:56,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:59:56,381 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-21 21:59:56,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:59:56,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 43 states and 55 transitions. [2022-11-21 21:59:56,867 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 55 transitions. [2022-11-21 21:59:56,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-21 21:59:56,868 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:59:56,868 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:59:56,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:59:57,004 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 21:59:57,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:59:57,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 43 states and 55 transitions. [2022-11-21 21:59:57,430 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 55 transitions. [2022-11-21 21:59:57,430 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-21 21:59:57,431 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 20 iterations. [2022-11-21 21:59:57,439 INFO L754 CodeCheckObserver]: All specifications hold 8 specifications checked. All of them hold [2022-11-21 21:59:57,692 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-11-21 21:59:57,706 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 21.11 09:59:57 ImpRootNode [2022-11-21 21:59:57,706 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-11-21 21:59:57,707 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-21 21:59:57,707 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-21 21:59:57,707 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-21 21:59:57,708 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 09:59:49" (3/4) ... [2022-11-21 21:59:57,711 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-21 21:59:57,716 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2022-11-21 21:59:57,717 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2022-11-21 21:59:57,721 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 28 nodes and edges [2022-11-21 21:59:57,722 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2022-11-21 21:59:57,722 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2022-11-21 21:59:57,723 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-21 21:59:57,772 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0213e169-9ccc-423f-9dd2-ccbc40812287/bin/ukojak-jW3SillKbg/witness.graphml [2022-11-21 21:59:57,772 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-21 21:59:57,773 INFO L158 Benchmark]: Toolchain (without parser) took 10082.44ms. Allocated memory was 161.5MB in the beginning and 203.4MB in the end (delta: 41.9MB). Free memory was 133.2MB in the beginning and 73.7MB in the end (delta: 59.6MB). Peak memory consumption was 101.2MB. Max. memory is 16.1GB. [2022-11-21 21:59:57,774 INFO L158 Benchmark]: CDTParser took 0.52ms. Allocated memory is still 132.1MB. Free memory was 101.3MB in the beginning and 101.1MB in the end (delta: 159.5kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 21:59:57,774 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1292.32ms. Allocated memory is still 161.5MB. Free memory was 133.2MB in the beginning and 125.0MB in the end (delta: 8.2MB). Peak memory consumption was 62.9MB. Max. memory is 16.1GB. [2022-11-21 21:59:57,775 INFO L158 Benchmark]: Boogie Procedure Inliner took 98.95ms. Allocated memory is still 161.5MB. Free memory was 124.0MB in the beginning and 121.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 21:59:57,775 INFO L158 Benchmark]: Boogie Preprocessor took 37.37ms. Allocated memory is still 161.5MB. Free memory was 121.9MB in the beginning and 119.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 21:59:57,775 INFO L158 Benchmark]: RCFGBuilder took 601.03ms. Allocated memory is still 161.5MB. Free memory was 119.8MB in the beginning and 98.9MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2022-11-21 21:59:57,776 INFO L158 Benchmark]: CodeCheck took 7980.30ms. Allocated memory was 161.5MB in the beginning and 203.4MB in the end (delta: 41.9MB). Free memory was 98.9MB in the beginning and 76.8MB in the end (delta: 22.0MB). Peak memory consumption was 65.0MB. Max. memory is 16.1GB. [2022-11-21 21:59:57,776 INFO L158 Benchmark]: Witness Printer took 65.62ms. Allocated memory is still 203.4MB. Free memory was 76.8MB in the beginning and 73.7MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-21 21:59:57,779 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, 49 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 7.7s, OverallIterations: 20, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2182 SdHoareTripleChecker+Valid, 5.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 692 mSDsluCounter, 1358 SdHoareTripleChecker+Invalid, 4.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 462 mSDsCounter, 729 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3344 IncrementalHoareTripleChecker+Invalid, 4073 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 729 mSolverCounterUnsat, 896 mSDtfsCounter, 3344 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 3481 GetRequests, 3357 SyntacticMatches, 0 SemanticMatches, 124 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4716 ImplicationChecksByTransitivity, 4.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.6s InterpolantComputationTime, 344 NumberOfCodeBlocks, 344 NumberOfCodeBlocksAsserted, 19 NumberOfCheckSat, 325 ConstructedInterpolants, 0 QuantifiedInterpolants, 674 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 19 InterpolantComputations, 19 PerfectInterpolantSequences, 30/30 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: 1568]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1568]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1592]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1592]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1618]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1618]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1635]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1635]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 8 specifications checked. All of them hold - InvariantResult [Line: 1652]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.52ms. Allocated memory is still 132.1MB. Free memory was 101.3MB in the beginning and 101.1MB in the end (delta: 159.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1292.32ms. Allocated memory is still 161.5MB. Free memory was 133.2MB in the beginning and 125.0MB in the end (delta: 8.2MB). Peak memory consumption was 62.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 98.95ms. Allocated memory is still 161.5MB. Free memory was 124.0MB in the beginning and 121.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 37.37ms. Allocated memory is still 161.5MB. Free memory was 121.9MB in the beginning and 119.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 601.03ms. Allocated memory is still 161.5MB. Free memory was 119.8MB in the beginning and 98.9MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * CodeCheck took 7980.30ms. Allocated memory was 161.5MB in the beginning and 203.4MB in the end (delta: 41.9MB). Free memory was 98.9MB in the beginning and 76.8MB in the end (delta: 22.0MB). Peak memory consumption was 65.0MB. Max. memory is 16.1GB. * Witness Printer took 65.62ms. Allocated memory is still 203.4MB. Free memory was 76.8MB in the beginning and 73.7MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2022-11-21 21:59:57,802 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0213e169-9ccc-423f-9dd2-ccbc40812287/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