./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/array-industry-pattern/array_of_struct_loop_dep.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 2329fc70 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_8c2c53c1-1278-42fb-bb0b-6fbd393f37d6/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c2c53c1-1278-42fb-bb0b-6fbd393f37d6/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c2c53c1-1278-42fb-bb0b-6fbd393f37d6/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c2c53c1-1278-42fb-bb0b-6fbd393f37d6/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/array-industry-pattern/array_of_struct_loop_dep.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c2c53c1-1278-42fb-bb0b-6fbd393f37d6/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c2c53c1-1278-42fb-bb0b-6fbd393f37d6/bin/ukojak-rkRKPMF4O4 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 5cebeb76ad4442dbfc7818683322baaa88203ae05c49411b79170e1662f915e0 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-14 20:54:50,899 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 20:54:50,901 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 20:54:50,918 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 20:54:50,919 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 20:54:50,920 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 20:54:50,921 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 20:54:50,922 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 20:54:50,924 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 20:54:50,925 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 20:54:50,925 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 20:54:50,926 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 20:54:50,927 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 20:54:50,928 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 20:54:50,929 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 20:54:50,930 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 20:54:50,930 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 20:54:50,931 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 20:54:50,933 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 20:54:50,934 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 20:54:50,936 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 20:54:50,937 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 20:54:50,938 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 20:54:50,939 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 20:54:50,942 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 20:54:50,942 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 20:54:50,942 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 20:54:50,943 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 20:54:50,944 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 20:54:50,945 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 20:54:50,945 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 20:54:50,946 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 20:54:50,947 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 20:54:50,948 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 20:54:50,949 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 20:54:50,949 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 20:54:50,950 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 20:54:50,950 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 20:54:50,950 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 20:54:50,951 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 20:54:50,952 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 20:54:50,952 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c2c53c1-1278-42fb-bb0b-6fbd393f37d6/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-12-14 20:54:50,965 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 20:54:50,965 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 20:54:50,965 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 20:54:50,965 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 20:54:50,966 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 20:54:50,966 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 20:54:50,966 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 20:54:50,966 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 20:54:50,966 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 20:54:50,966 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 20:54:50,966 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 20:54:50,967 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 20:54:50,967 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 20:54:50,967 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 20:54:50,967 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 20:54:50,967 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-14 20:54:50,967 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 20:54:50,967 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 20:54:50,967 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 20:54:50,967 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 20:54:50,967 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 20:54:50,967 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 20:54:50,968 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 20:54:50,968 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 20:54:50,968 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 20:54:50,968 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 20:54:50,968 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 20:54:50,968 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 20:54:50,968 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 20:54:50,968 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 20:54:50,968 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_8c2c53c1-1278-42fb-bb0b-6fbd393f37d6/bin/ukojak-rkRKPMF4O4/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c2c53c1-1278-42fb-bb0b-6fbd393f37d6/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5cebeb76ad4442dbfc7818683322baaa88203ae05c49411b79170e1662f915e0 [2022-12-14 20:54:51,133 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 20:54:51,153 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 20:54:51,155 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 20:54:51,156 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 20:54:51,157 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 20:54:51,158 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c2c53c1-1278-42fb-bb0b-6fbd393f37d6/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/array-industry-pattern/array_of_struct_loop_dep.i [2022-12-14 20:54:53,716 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 20:54:53,852 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 20:54:53,852 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c2c53c1-1278-42fb-bb0b-6fbd393f37d6/sv-benchmarks/c/array-industry-pattern/array_of_struct_loop_dep.i [2022-12-14 20:54:53,857 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c2c53c1-1278-42fb-bb0b-6fbd393f37d6/bin/ukojak-rkRKPMF4O4/data/1153ca778/489804528cc14097b507e6e9a9646933/FLAG05afa93e4 [2022-12-14 20:54:53,869 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c2c53c1-1278-42fb-bb0b-6fbd393f37d6/bin/ukojak-rkRKPMF4O4/data/1153ca778/489804528cc14097b507e6e9a9646933 [2022-12-14 20:54:53,872 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 20:54:53,873 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 20:54:53,875 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 20:54:53,875 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 20:54:53,877 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 20:54:53,878 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 08:54:53" (1/1) ... [2022-12-14 20:54:53,879 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1993162d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:54:53, skipping insertion in model container [2022-12-14 20:54:53,879 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 08:54:53" (1/1) ... [2022-12-14 20:54:53,884 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 20:54:53,897 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 20:54:54,018 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_8c2c53c1-1278-42fb-bb0b-6fbd393f37d6/sv-benchmarks/c/array-industry-pattern/array_of_struct_loop_dep.i[817,830] [2022-12-14 20:54:54,029 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 20:54:54,981 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 20:54:54,991 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_8c2c53c1-1278-42fb-bb0b-6fbd393f37d6/sv-benchmarks/c/array-industry-pattern/array_of_struct_loop_dep.i[817,830] [2022-12-14 20:54:54,994 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 20:54:55,008 INFO L208 MainTranslator]: Completed translation [2022-12-14 20:54:55,008 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:54:55 WrapperNode [2022-12-14 20:54:55,008 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 20:54:55,009 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 20:54:55,009 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 20:54:55,009 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 20:54:55,014 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:54:55" (1/1) ... [2022-12-14 20:54:55,020 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:54:55" (1/1) ... [2022-12-14 20:54:55,032 INFO L138 Inliner]: procedures = 14, calls = 11, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 50 [2022-12-14 20:54:55,032 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 20:54:55,033 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 20:54:55,033 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 20:54:55,033 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 20:54:55,040 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:54:55" (1/1) ... [2022-12-14 20:54:55,040 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:54:55" (1/1) ... [2022-12-14 20:54:55,041 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:54:55" (1/1) ... [2022-12-14 20:54:55,041 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:54:55" (1/1) ... [2022-12-14 20:54:55,045 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:54:55" (1/1) ... [2022-12-14 20:54:55,048 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:54:55" (1/1) ... [2022-12-14 20:54:55,049 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:54:55" (1/1) ... [2022-12-14 20:54:55,050 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:54:55" (1/1) ... [2022-12-14 20:54:55,051 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 20:54:55,052 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 20:54:55,052 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 20:54:55,052 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 20:54:55,053 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:54:55" (1/1) ... [2022-12-14 20:54:55,059 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 20:54:55,068 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c2c53c1-1278-42fb-bb0b-6fbd393f37d6/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 20:54:55,079 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c2c53c1-1278-42fb-bb0b-6fbd393f37d6/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 20:54:55,081 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c2c53c1-1278-42fb-bb0b-6fbd393f37d6/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 20:54:55,113 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 20:54:55,113 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 20:54:55,114 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-14 20:54:55,114 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 20:54:55,114 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 20:54:55,114 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-14 20:54:55,175 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 20:54:55,177 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 20:54:55,270 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 20:54:55,298 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 20:54:55,299 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-12-14 20:54:55,300 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 08:54:55 BoogieIcfgContainer [2022-12-14 20:54:55,300 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 20:54:55,301 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 20:54:55,301 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 20:54:55,308 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 20:54:55,308 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 08:54:55" (1/1) ... [2022-12-14 20:54:55,315 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 20:54:55,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:54:55,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 22 states and 24 transitions. [2022-12-14 20:54:55,353 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 24 transitions. [2022-12-14 20:54:55,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-12-14 20:54:55,355 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:54:55,355 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:54:55,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:54:55,489 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:54:55,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:54:55,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 24 states and 27 transitions. [2022-12-14 20:54:55,533 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 27 transitions. [2022-12-14 20:54:55,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-12-14 20:54:55,533 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:54:55,533 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:54:55,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:54:55,571 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:54:55,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:54:55,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 25 states and 28 transitions. [2022-12-14 20:54:55,585 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 28 transitions. [2022-12-14 20:54:55,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-12-14 20:54:55,586 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:54:55,586 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:54:55,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:54:55,650 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:54:55,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:54:55,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 27 states and 31 transitions. [2022-12-14 20:54:55,719 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 31 transitions. [2022-12-14 20:54:55,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-12-14 20:54:55,721 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:54:55,721 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:54:55,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:54:55,754 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 20:54:55,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:54:55,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 26 states and 30 transitions. [2022-12-14 20:54:55,841 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 30 transitions. [2022-12-14 20:54:55,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-12-14 20:54:55,841 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:54:55,842 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:54:55,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:54:55,884 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:54:55,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:54:55,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 27 states and 31 transitions. [2022-12-14 20:54:55,927 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 31 transitions. [2022-12-14 20:54:55,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-12-14 20:54:55,927 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:54:55,927 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:54:55,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:54:55,996 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:54:56,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:54:56,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 24 states and 26 transitions. [2022-12-14 20:54:56,029 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 26 transitions. [2022-12-14 20:54:56,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-12-14 20:54:56,030 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:54:56,030 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:54:56,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:54:56,053 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-12-14 20:54:56,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:54:56,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 26 states and 29 transitions. [2022-12-14 20:54:56,068 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 29 transitions. [2022-12-14 20:54:56,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-12-14 20:54:56,068 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:54:56,068 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:54:56,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:54:56,090 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-12-14 20:54:56,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:54:56,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 27 states and 30 transitions. [2022-12-14 20:54:56,099 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 30 transitions. [2022-12-14 20:54:56,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-12-14 20:54:56,100 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:54:56,100 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:54:56,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:54:56,137 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-12-14 20:54:56,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:54:56,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 29 states and 32 transitions. [2022-12-14 20:54:56,155 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 32 transitions. [2022-12-14 20:54:56,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-12-14 20:54:56,155 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:54:56,156 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:54:56,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:54:56,189 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-12-14 20:54:56,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:54:56,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 30 states and 33 transitions. [2022-12-14 20:54:56,200 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 33 transitions. [2022-12-14 20:54:56,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-14 20:54:56,201 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:54:56,201 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:54:56,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:54:56,254 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-12-14 20:54:56,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:54:56,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 32 states and 35 transitions. [2022-12-14 20:54:56,285 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 35 transitions. [2022-12-14 20:54:56,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 20:54:56,285 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:54:56,285 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:54:56,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:54:56,322 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-12-14 20:54:56,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:54:56,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 33 states and 36 transitions. [2022-12-14 20:54:56,335 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 36 transitions. [2022-12-14 20:54:56,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-14 20:54:56,335 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:54:56,336 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:54:56,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:54:56,382 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-12-14 20:54:56,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:54:56,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 35 states and 39 transitions. [2022-12-14 20:54:56,402 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 39 transitions. [2022-12-14 20:54:56,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-14 20:54:56,402 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:54:56,402 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:54:56,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:54:56,448 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-14 20:54:56,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:54:56,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 34 states and 38 transitions. [2022-12-14 20:54:56,522 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 38 transitions. [2022-12-14 20:54:56,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-14 20:54:56,523 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:54:56,523 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:54:56,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:54:56,559 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-12-14 20:54:56,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:54:56,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 33 states and 37 transitions. [2022-12-14 20:54:56,655 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 37 transitions. [2022-12-14 20:54:56,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-12-14 20:54:56,656 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:54:56,656 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:54:56,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:54:56,706 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-12-14 20:54:56,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:54:56,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 37 states and 41 transitions. [2022-12-14 20:54:56,817 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 41 transitions. [2022-12-14 20:54:56,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-12-14 20:54:56,818 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:54:56,818 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:54:56,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:54:56,844 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-14 20:54:56,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:54:56,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 39 states and 44 transitions. [2022-12-14 20:54:56,863 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 44 transitions. [2022-12-14 20:54:56,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-12-14 20:54:56,864 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:54:56,864 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:54:56,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:54:56,916 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-12-14 20:54:56,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:54:56,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 38 states and 43 transitions. [2022-12-14 20:54:56,982 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 43 transitions. [2022-12-14 20:54:56,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-12-14 20:54:56,982 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:54:56,982 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:54:56,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:54:57,026 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-14 20:54:57,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:54:57,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 41 states and 46 transitions. [2022-12-14 20:54:57,139 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 46 transitions. [2022-12-14 20:54:57,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-12-14 20:54:57,140 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:54:57,140 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:54:57,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:54:57,188 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2022-12-14 20:54:57,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:54:57,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 40 states and 45 transitions. [2022-12-14 20:54:57,264 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 45 transitions. [2022-12-14 20:54:57,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-12-14 20:54:57,264 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:54:57,264 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:54:57,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:54:57,288 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-12-14 20:54:57,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:54:57,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 33 states and 37 transitions. [2022-12-14 20:54:57,304 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 37 transitions. [2022-12-14 20:54:57,304 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-12-14 20:54:57,304 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 22 iterations. [2022-12-14 20:54:57,312 INFO L754 CodeCheckObserver]: All specifications hold 8 specifications checked. All of them hold [2022-12-14 20:54:57,475 INFO L560 CodeCheckObserver]: Invariant with dag size 6 [2022-12-14 20:54:57,483 INFO L560 CodeCheckObserver]: Invariant with dag size 5 [2022-12-14 20:54:57,483 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 14.12 08:54:57 ImpRootNode [2022-12-14 20:54:57,483 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-12-14 20:54:57,484 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-14 20:54:57,484 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-14 20:54:57,484 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-14 20:54:57,484 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 08:54:55" (3/4) ... [2022-12-14 20:54:57,487 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-12-14 20:54:57,493 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2022-12-14 20:54:57,494 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2022-12-14 20:54:57,494 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2022-12-14 20:54:57,494 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-12-14 20:54:57,522 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c2c53c1-1278-42fb-bb0b-6fbd393f37d6/bin/ukojak-rkRKPMF4O4/witness.graphml [2022-12-14 20:54:57,522 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-14 20:54:57,523 INFO L158 Benchmark]: Toolchain (without parser) took 3649.54ms. Allocated memory was 132.1MB in the beginning and 432.0MB in the end (delta: 299.9MB). Free memory was 91.0MB in the beginning and 378.3MB in the end (delta: -287.3MB). Peak memory consumption was 13.6MB. Max. memory is 16.1GB. [2022-12-14 20:54:57,523 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 132.1MB. Free memory was 102.7MB in the beginning and 102.6MB in the end (delta: 25.4kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 20:54:57,523 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1134.07ms. Allocated memory was 132.1MB in the beginning and 264.2MB in the end (delta: 132.1MB). Free memory was 91.0MB in the beginning and 82.0MB in the end (delta: 9.0MB). Peak memory consumption was 186.8MB. Max. memory is 16.1GB. [2022-12-14 20:54:57,524 INFO L158 Benchmark]: Boogie Procedure Inliner took 23.01ms. Allocated memory is still 264.2MB. Free memory was 82.0MB in the beginning and 79.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 20:54:57,524 INFO L158 Benchmark]: Boogie Preprocessor took 18.62ms. Allocated memory is still 264.2MB. Free memory was 79.9MB in the beginning and 79.3MB in the end (delta: 594.6kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 20:54:57,524 INFO L158 Benchmark]: RCFGBuilder took 248.66ms. Allocated memory is still 264.2MB. Free memory was 79.3MB in the beginning and 94.0MB in the end (delta: -14.7MB). Peak memory consumption was 24.5MB. Max. memory is 16.1GB. [2022-12-14 20:54:57,525 INFO L158 Benchmark]: CodeCheck took 2182.59ms. Allocated memory was 264.2MB in the beginning and 432.0MB in the end (delta: 167.8MB). Free memory was 94.0MB in the beginning and 381.5MB in the end (delta: -287.5MB). Peak memory consumption was 10.0MB. Max. memory is 16.1GB. [2022-12-14 20:54:57,525 INFO L158 Benchmark]: Witness Printer took 38.23ms. Allocated memory is still 432.0MB. Free memory was 381.5MB in the beginning and 378.3MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 20:54:57,527 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 1 procedures, 22 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 2.0s, OverallIterations: 22, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 736 SdHoareTripleChecker+Valid, 2.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 503 mSDsluCounter, 51 SdHoareTripleChecker+Invalid, 2.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 722 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2141 IncrementalHoareTripleChecker+Invalid, 2863 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 722 mSolverCounterUnsat, 51 mSDtfsCounter, 2141 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2122 GetRequests, 2052 SyntacticMatches, 14 SemanticMatches, 56 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1426 ImplicationChecksByTransitivity, 0.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 335 NumberOfCodeBlocks, 335 NumberOfCodeBlocksAsserted, 21 NumberOfCheckSat, 314 ConstructedInterpolants, 0 QuantifiedInterpolants, 573 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 21 InterpolantComputations, 16 PerfectInterpolantSequences, 147/161 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: 23]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 23]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 30]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 30]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 31]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 31]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 27]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 27]: 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: 23]: Loop Invariant Derived loop invariant: i == 0 || 1 <= i - InvariantResult [Line: 27]: Loop Invariant Derived loop invariant: 0 <= i + 2147483648 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 132.1MB. Free memory was 102.7MB in the beginning and 102.6MB in the end (delta: 25.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1134.07ms. Allocated memory was 132.1MB in the beginning and 264.2MB in the end (delta: 132.1MB). Free memory was 91.0MB in the beginning and 82.0MB in the end (delta: 9.0MB). Peak memory consumption was 186.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 23.01ms. Allocated memory is still 264.2MB. Free memory was 82.0MB in the beginning and 79.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 18.62ms. Allocated memory is still 264.2MB. Free memory was 79.9MB in the beginning and 79.3MB in the end (delta: 594.6kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 248.66ms. Allocated memory is still 264.2MB. Free memory was 79.3MB in the beginning and 94.0MB in the end (delta: -14.7MB). Peak memory consumption was 24.5MB. Max. memory is 16.1GB. * CodeCheck took 2182.59ms. Allocated memory was 264.2MB in the beginning and 432.0MB in the end (delta: 167.8MB). Free memory was 94.0MB in the beginning and 381.5MB in the end (delta: -287.5MB). Peak memory consumption was 10.0MB. Max. memory is 16.1GB. * Witness Printer took 38.23ms. Allocated memory is still 432.0MB. Free memory was 381.5MB in the beginning and 378.3MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2022-12-14 20:54:57,542 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c2c53c1-1278-42fb-bb0b-6fbd393f37d6/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE