./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-patterns/array9_pattern.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e563697-6d26-48a9-ac05-7770abeb9f93/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e563697-6d26-48a9-ac05-7770abeb9f93/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_8e563697-6d26-48a9-ac05-7770abeb9f93/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e563697-6d26-48a9-ac05-7770abeb9f93/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/array-patterns/array9_pattern.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e563697-6d26-48a9-ac05-7770abeb9f93/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e563697-6d26-48a9-ac05-7770abeb9f93/bin/ukojak-rkRKPMF4O4 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8ae6792b63619c19d32145c9c656ded5ce2ab653945337eaf95cf4eb94965d3b --- 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 22:08:34,977 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 22:08:34,979 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 22:08:34,992 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 22:08:34,992 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 22:08:34,993 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 22:08:34,994 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 22:08:34,995 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 22:08:34,996 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 22:08:34,997 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 22:08:34,997 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 22:08:34,998 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 22:08:34,998 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 22:08:34,999 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 22:08:35,000 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 22:08:35,001 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 22:08:35,001 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 22:08:35,002 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 22:08:35,003 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 22:08:35,004 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 22:08:35,005 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 22:08:35,006 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 22:08:35,007 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 22:08:35,008 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 22:08:35,010 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 22:08:35,011 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 22:08:35,011 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 22:08:35,011 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 22:08:35,012 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 22:08:35,012 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 22:08:35,013 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 22:08:35,013 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 22:08:35,014 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 22:08:35,014 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 22:08:35,015 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 22:08:35,015 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 22:08:35,016 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 22:08:35,016 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 22:08:35,016 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 22:08:35,017 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 22:08:35,017 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 22:08:35,018 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e563697-6d26-48a9-ac05-7770abeb9f93/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-12-14 22:08:35,034 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 22:08:35,035 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 22:08:35,035 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 22:08:35,035 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 22:08:35,036 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 22:08:35,036 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 22:08:35,036 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 22:08:35,036 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 22:08:35,036 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 22:08:35,037 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 22:08:35,037 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 22:08:35,037 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 22:08:35,037 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 22:08:35,037 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 22:08:35,037 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 22:08:35,037 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 22:08:35,038 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 22:08:35,038 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 22:08:35,038 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 22:08:35,038 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 22:08:35,038 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 22:08:35,038 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 22:08:35,038 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 22:08:35,038 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 22:08:35,039 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 22:08:35,039 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 22:08:35,039 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 22:08:35,039 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 22:08:35,039 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_8e563697-6d26-48a9-ac05-7770abeb9f93/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e563697-6d26-48a9-ac05-7770abeb9f93/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8ae6792b63619c19d32145c9c656ded5ce2ab653945337eaf95cf4eb94965d3b [2022-12-14 22:08:35,198 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 22:08:35,217 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 22:08:35,220 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 22:08:35,221 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 22:08:35,221 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 22:08:35,222 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e563697-6d26-48a9-ac05-7770abeb9f93/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/array-patterns/array9_pattern.c [2022-12-14 22:08:37,879 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 22:08:38,012 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 22:08:38,012 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e563697-6d26-48a9-ac05-7770abeb9f93/sv-benchmarks/c/array-patterns/array9_pattern.c [2022-12-14 22:08:38,017 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e563697-6d26-48a9-ac05-7770abeb9f93/bin/ukojak-rkRKPMF4O4/data/e0d90b8c8/3e30d3f69dc9445482539ac873cea53f/FLAGe02fc3772 [2022-12-14 22:08:38,029 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e563697-6d26-48a9-ac05-7770abeb9f93/bin/ukojak-rkRKPMF4O4/data/e0d90b8c8/3e30d3f69dc9445482539ac873cea53f [2022-12-14 22:08:38,031 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 22:08:38,033 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 22:08:38,034 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 22:08:38,034 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 22:08:38,036 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 22:08:38,037 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 10:08:38" (1/1) ... [2022-12-14 22:08:38,038 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1d4fb94f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:08:38, skipping insertion in model container [2022-12-14 22:08:38,038 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 10:08:38" (1/1) ... [2022-12-14 22:08:38,043 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 22:08:38,054 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 22:08:38,153 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_8e563697-6d26-48a9-ac05-7770abeb9f93/sv-benchmarks/c/array-patterns/array9_pattern.c[1352,1365] [2022-12-14 22:08:38,168 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 22:08:38,174 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 22:08:38,183 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_8e563697-6d26-48a9-ac05-7770abeb9f93/sv-benchmarks/c/array-patterns/array9_pattern.c[1352,1365] [2022-12-14 22:08:38,189 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 22:08:38,198 INFO L208 MainTranslator]: Completed translation [2022-12-14 22:08:38,199 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:08:38 WrapperNode [2022-12-14 22:08:38,199 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 22:08:38,200 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 22:08:38,200 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 22:08:38,200 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 22:08:38,205 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:08:38" (1/1) ... [2022-12-14 22:08:38,210 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:08:38" (1/1) ... [2022-12-14 22:08:38,223 INFO L138 Inliner]: procedures = 16, calls = 23, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 83 [2022-12-14 22:08:38,223 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 22:08:38,224 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 22:08:38,224 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 22:08:38,224 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 22:08:38,231 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:08:38" (1/1) ... [2022-12-14 22:08:38,231 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:08:38" (1/1) ... [2022-12-14 22:08:38,232 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:08:38" (1/1) ... [2022-12-14 22:08:38,233 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:08:38" (1/1) ... [2022-12-14 22:08:38,236 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:08:38" (1/1) ... [2022-12-14 22:08:38,239 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:08:38" (1/1) ... [2022-12-14 22:08:38,240 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:08:38" (1/1) ... [2022-12-14 22:08:38,240 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:08:38" (1/1) ... [2022-12-14 22:08:38,242 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 22:08:38,242 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 22:08:38,242 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 22:08:38,242 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 22:08:38,243 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:08:38" (1/1) ... [2022-12-14 22:08:38,248 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 22:08:38,257 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e563697-6d26-48a9-ac05-7770abeb9f93/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 22:08:38,266 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e563697-6d26-48a9-ac05-7770abeb9f93/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 22:08:38,269 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e563697-6d26-48a9-ac05-7770abeb9f93/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 22:08:38,302 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 22:08:38,302 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-12-14 22:08:38,302 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-12-14 22:08:38,302 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 22:08:38,302 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 22:08:38,302 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-14 22:08:38,302 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 22:08:38,302 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 22:08:38,302 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-14 22:08:38,302 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 22:08:38,360 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 22:08:38,361 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 22:08:38,485 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 22:08:38,518 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 22:08:38,519 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2022-12-14 22:08:38,520 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 10:08:38 BoogieIcfgContainer [2022-12-14 22:08:38,521 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 22:08:38,521 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 22:08:38,521 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 22:08:38,529 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 22:08:38,529 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 10:08:38" (1/1) ... [2022-12-14 22:08:38,536 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 22:08:38,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:08:38,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 17 states and 22 transitions. [2022-12-14 22:08:38,582 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 22 transitions. [2022-12-14 22:08:38,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-12-14 22:08:38,586 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:08:38,587 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:08:38,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:08:38,718 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 22:08:38,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:08:38,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 17 states and 20 transitions. [2022-12-14 22:08:38,746 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 20 transitions. [2022-12-14 22:08:38,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-14 22:08:38,746 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:08:38,747 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:08:38,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:08:38,816 INFO L263 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 7 conjunts are in the unsatisfiable core [2022-12-14 22:08:38,819 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:08:38,907 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 22:08:38,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:08:38,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 18 states and 22 transitions. [2022-12-14 22:08:38,973 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 22 transitions. [2022-12-14 22:08:38,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 22:08:38,974 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:08:38,974 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:08:39,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:08:39,048 INFO L263 TraceCheckSpWp]: Trace formula consists of 123 conjuncts, 4 conjunts are in the unsatisfiable core [2022-12-14 22:08:39,049 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:08:39,087 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 22:08:39,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:08:39,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 19 states and 23 transitions. [2022-12-14 22:08:39,233 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 23 transitions. [2022-12-14 22:08:39,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-12-14 22:08:39,233 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:08:39,234 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:08:39,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:08:39,301 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 51 conjunts are in the unsatisfiable core [2022-12-14 22:08:39,307 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:08:39,357 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-12-14 22:08:39,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 22:08:39,410 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 14 [2022-12-14 22:08:39,416 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-12-14 22:08:39,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 22:08:39,752 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 22:08:39,754 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 54 [2022-12-14 22:08:39,943 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 22:08:39,949 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-12-14 22:08:39,950 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 15 [2022-12-14 22:08:40,016 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 22:08:41,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:08:41,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 28 states and 42 transitions. [2022-12-14 22:08:41,145 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 42 transitions. [2022-12-14 22:08:41,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-14 22:08:41,147 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:08:41,147 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:08:41,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:08:41,197 INFO L263 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 6 conjunts are in the unsatisfiable core [2022-12-14 22:08:41,199 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:08:41,316 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 22:08:42,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:08:42,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2022-12-14 22:08:42,176 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2022-12-14 22:08:42,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-14 22:08:42,176 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:08:42,176 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:08:42,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:08:42,229 INFO L263 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 65 conjunts are in the unsatisfiable core [2022-12-14 22:08:42,233 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:08:42,241 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-12-14 22:08:42,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 22:08:42,311 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2022-12-14 22:08:42,316 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-12-14 22:08:42,319 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 18 [2022-12-14 22:08:42,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 22:08:42,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 22:08:42,382 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 39 [2022-12-14 22:08:42,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 22:08:42,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 22:08:42,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 22:08:42,891 INFO L321 Elim1Store]: treesize reduction 76, result has 44.5 percent of original size [2022-12-14 22:08:42,891 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 6 case distinctions, treesize of input 108 treesize of output 123 [2022-12-14 22:08:43,867 INFO L321 Elim1Store]: treesize reduction 10, result has 89.2 percent of original size [2022-12-14 22:08:43,867 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 7 select indices, 7 select index equivalence classes, 2 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 7 case distinctions, treesize of input 136 treesize of output 144 [2022-12-14 22:08:44,157 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 1 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 22:08:47,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:08:47,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 43 states and 69 transitions. [2022-12-14 22:08:47,205 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 69 transitions. [2022-12-14 22:08:47,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-14 22:08:47,207 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:08:47,207 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:08:47,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:08:47,248 INFO L263 TraceCheckSpWp]: Trace formula consists of 151 conjuncts, 8 conjunts are in the unsatisfiable core [2022-12-14 22:08:47,250 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:08:47,637 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 8 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 22:08:51,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:08:51,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 52 states and 87 transitions. [2022-12-14 22:08:51,262 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 87 transitions. [2022-12-14 22:08:51,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-14 22:08:51,263 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:08:51,263 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:08:51,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:08:51,313 WARN L261 TraceCheckSpWp]: Trace formula consists of 164 conjuncts, 88 conjunts are in the unsatisfiable core [2022-12-14 22:08:51,318 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:08:51,331 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-12-14 22:08:51,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 22:08:51,353 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2022-12-14 22:08:51,357 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 20 [2022-12-14 22:08:51,360 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-12-14 22:08:51,365 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-12-14 22:08:51,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 22:08:51,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 22:08:51,501 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2022-12-14 22:08:51,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 22:08:51,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 22:08:51,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 22:08:51,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 22:08:51,681 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 63 [2022-12-14 22:08:52,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 22:08:52,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 22:08:52,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 22:08:52,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 22:08:52,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 22:08:52,928 INFO L321 Elim1Store]: treesize reduction 108, result has 48.3 percent of original size [2022-12-14 22:08:52,929 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 7 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 9 case distinctions, treesize of input 126 treesize of output 169 [2022-12-14 22:08:54,809 INFO L321 Elim1Store]: treesize reduction 20, result has 80.6 percent of original size [2022-12-14 22:08:54,810 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 9 select indices, 9 select index equivalence classes, 4 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 10 case distinctions, treesize of input 199 treesize of output 179 [2022-12-14 22:08:56,409 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 22:09:11,107 WARN L233 SmtUtils]: Spent 10.86s on a formula simplification. DAG size of input: 105 DAG size of output: 97 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-14 22:09:29,546 WARN L233 SmtUtils]: Spent 12.66s on a formula simplification. DAG size of input: 107 DAG size of output: 99 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-14 22:09:48,852 WARN L233 SmtUtils]: Spent 13.25s on a formula simplification. DAG size of input: 108 DAG size of output: 100 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-14 22:09:55,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:09:55,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 60 states and 104 transitions. [2022-12-14 22:09:55,739 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 104 transitions. [2022-12-14 22:09:55,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-12-14 22:09:55,741 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:09:55,741 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:09:55,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:09:55,807 INFO L263 TraceCheckSpWp]: Trace formula consists of 159 conjuncts, 71 conjunts are in the unsatisfiable core [2022-12-14 22:09:55,812 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:09:55,824 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-12-14 22:09:55,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 22:09:55,844 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 14 [2022-12-14 22:09:55,847 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-12-14 22:09:55,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 22:09:55,946 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 22:09:55,948 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 89 treesize of output 57 [2022-12-14 22:09:56,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 22:09:56,952 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 22:09:56,958 INFO L321 Elim1Store]: treesize reduction 39, result has 2.5 percent of original size [2022-12-14 22:09:56,959 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 122 treesize of output 57 [2022-12-14 22:09:57,058 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 22:09:57,063 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-12-14 22:09:57,063 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 15 [2022-12-14 22:09:57,079 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 9 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 22:09:58,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:09:58,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 54 states and 90 transitions. [2022-12-14 22:09:58,503 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 90 transitions. [2022-12-14 22:09:58,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-12-14 22:09:58,503 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:09:58,503 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:09:58,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:09:58,549 INFO L263 TraceCheckSpWp]: Trace formula consists of 169 conjuncts, 10 conjunts are in the unsatisfiable core [2022-12-14 22:09:58,550 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:09:59,308 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 22:10:09,417 WARN L233 SmtUtils]: Spent 7.59s on a formula simplification. DAG size of input: 98 DAG size of output: 75 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-14 22:10:18,288 WARN L233 SmtUtils]: Spent 8.68s on a formula simplification. DAG size of input: 99 DAG size of output: 97 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-14 22:10:33,409 WARN L233 SmtUtils]: Spent 6.93s on a formula simplification. DAG size of input: 101 DAG size of output: 77 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-14 22:10:41,785 WARN L233 SmtUtils]: Spent 8.11s on a formula simplification. DAG size of input: 103 DAG size of output: 99 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-14 22:10:57,822 WARN L233 SmtUtils]: Spent 7.01s on a formula simplification. DAG size of input: 102 DAG size of output: 78 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-14 22:11:07,518 WARN L233 SmtUtils]: Spent 9.40s on a formula simplification. DAG size of input: 104 DAG size of output: 100 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-14 22:11:18,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:11:18,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 64 states and 113 transitions. [2022-12-14 22:11:18,819 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 113 transitions. [2022-12-14 22:11:18,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-12-14 22:11:18,820 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:11:18,820 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:11:18,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:11:18,925 WARN L261 TraceCheckSpWp]: Trace formula consists of 182 conjuncts, 102 conjunts are in the unsatisfiable core [2022-12-14 22:11:18,930 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:11:18,940 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-12-14 22:11:18,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 22:11:18,954 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2022-12-14 22:11:18,957 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 20 [2022-12-14 22:11:18,960 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-12-14 22:11:18,964 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-12-14 22:11:18,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 22:11:18,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 22:11:18,980 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2022-12-14 22:11:19,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 22:11:19,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 22:11:19,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 22:11:19,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 22:11:19,215 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 81 treesize of output 75 [2022-12-14 22:11:19,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 22:11:19,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 22:11:19,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 22:11:19,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 22:11:19,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 22:11:19,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 22:11:19,463 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 13 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 84 treesize of output 87 [2022-12-14 22:11:21,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 22:11:21,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 22:11:21,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 22:11:21,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 22:11:21,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 22:11:21,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 22:11:21,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 22:11:21,244 INFO L321 Elim1Store]: treesize reduction 156, result has 44.5 percent of original size [2022-12-14 22:11:21,244 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 13 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 12 case distinctions, treesize of input 144 treesize of output 199 [2022-12-14 22:11:25,077 INFO L321 Elim1Store]: treesize reduction 20, result has 85.0 percent of original size [2022-12-14 22:11:25,078 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 11 select indices, 11 select index equivalence classes, 7 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 13 case distinctions, treesize of input 261 treesize of output 235 [2022-12-14 22:11:27,017 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 2 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 22:11:46,422 WARN L233 SmtUtils]: Spent 14.04s on a formula simplification. DAG size of input: 114 DAG size of output: 107 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-14 22:11:59,537 WARN L233 SmtUtils]: Spent 12.17s on a formula simplification. DAG size of input: 116 DAG size of output: 109 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-14 22:12:10,532 WARN L233 SmtUtils]: Spent 5.15s on a formula simplification that was a NOOP. DAG size: 109 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-14 22:12:23,125 WARN L233 SmtUtils]: Spent 12.35s on a formula simplification. DAG size of input: 116 DAG size of output: 109 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-14 22:12:33,104 WARN L233 SmtUtils]: Spent 9.27s on a formula simplification. DAG size of input: 118 DAG size of output: 111 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-14 22:12:53,554 WARN L233 SmtUtils]: Spent 10.37s on a formula simplification. DAG size of input: 125 DAG size of output: 116 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-14 22:13:05,273 WARN L233 SmtUtils]: Spent 10.21s on a formula simplification. DAG size of input: 127 DAG size of output: 112 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-14 22:13:17,178 WARN L233 SmtUtils]: Spent 6.21s on a formula simplification that was a NOOP. DAG size: 112 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-14 22:13:21,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:13:21,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 73 states and 133 transitions. [2022-12-14 22:13:21,105 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 133 transitions. [2022-12-14 22:13:21,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-12-14 22:13:21,106 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:13:21,106 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:13:21,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:13:21,216 WARN L261 TraceCheckSpWp]: Trace formula consists of 177 conjuncts, 98 conjunts are in the unsatisfiable core [2022-12-14 22:13:21,220 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:13:21,231 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-12-14 22:13:21,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 22:13:21,247 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2022-12-14 22:13:21,252 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 20 [2022-12-14 22:13:21,255 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-12-14 22:13:21,259 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-12-14 22:13:21,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 22:13:21,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 22:13:21,277 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 39 [2022-12-14 22:13:22,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 22:13:22,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 22:13:22,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 22:13:22,919 INFO L321 Elim1Store]: treesize reduction 89, result has 37.8 percent of original size [2022-12-14 22:13:22,919 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 6 case distinctions, treesize of input 114 treesize of output 119 [2022-12-14 22:13:24,642 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 22:13:24,647 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 22:13:24,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 22:13:24,648 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 22:13:24,765 INFO L321 Elim1Store]: treesize reduction 316, result has 18.6 percent of original size [2022-12-14 22:13:24,765 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 15 case distinctions, treesize of input 151 treesize of output 150 [2022-12-14 22:13:26,679 INFO L321 Elim1Store]: treesize reduction 216, result has 23.1 percent of original size [2022-12-14 22:13:26,679 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 8 select indices, 8 select index equivalence classes, 1 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 28 case distinctions, treesize of input 114 treesize of output 118 [2022-12-14 22:13:27,033 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 22:13:40,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:13:40,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 84 states and 155 transitions. [2022-12-14 22:13:40,478 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 155 transitions. [2022-12-14 22:13:40,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-12-14 22:13:40,478 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:13:40,478 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:13:40,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:13:40,525 INFO L263 TraceCheckSpWp]: Trace formula consists of 187 conjuncts, 12 conjunts are in the unsatisfiable core [2022-12-14 22:13:40,526 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:13:42,281 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 17 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 22:13:56,947 WARN L233 SmtUtils]: Spent 9.94s on a formula simplification. DAG size of input: 108 DAG size of output: 106 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-14 22:14:21,311 WARN L233 SmtUtils]: Spent 8.86s on a formula simplification. DAG size of input: 110 DAG size of output: 89 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-14 22:14:30,920 WARN L233 SmtUtils]: Spent 9.14s on a formula simplification. DAG size of input: 112 DAG size of output: 108 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-14 22:14:42,684 WARN L233 SmtUtils]: Spent 6.68s on a formula simplification that was a NOOP. DAG size: 109 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-14 22:14:50,846 WARN L233 SmtUtils]: Spent 7.91s on a formula simplification. DAG size of input: 117 DAG size of output: 96 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-14 22:14:59,345 WARN L233 SmtUtils]: Spent 7.96s on a formula simplification. DAG size of input: 119 DAG size of output: 115 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-14 22:15:16,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:15:16,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 95 states and 181 transitions. [2022-12-14 22:15:16,393 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 181 transitions. [2022-12-14 22:15:16,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-12-14 22:15:16,394 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:15:16,395 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:15:16,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:15:16,434 INFO L263 TraceCheckSpWp]: Trace formula consists of 190 conjuncts, 8 conjunts are in the unsatisfiable core [2022-12-14 22:15:16,435 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:15:17,250 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 7 proven. 6 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-14 22:15:29,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:15:29,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 103 states and 193 transitions. [2022-12-14 22:15:29,659 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 193 transitions. [2022-12-14 22:15:29,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-12-14 22:15:29,660 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:15:29,660 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:15:29,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:15:29,763 WARN L261 TraceCheckSpWp]: Trace formula consists of 200 conjuncts, 109 conjunts are in the unsatisfiable core [2022-12-14 22:15:29,766 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:15:29,777 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-12-14 22:15:29,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 22:15:29,790 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2022-12-14 22:15:29,794 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-12-14 22:15:29,796 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 18 [2022-12-14 22:15:29,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 22:15:29,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 22:15:29,816 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2022-12-14 22:15:30,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 22:15:30,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 22:15:30,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 22:15:30,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 22:15:30,245 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 81 treesize of output 75 [2022-12-14 22:15:30,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 22:15:30,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 22:15:30,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 22:15:30,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 22:15:30,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 22:15:30,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 22:15:30,655 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 13 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 105 treesize of output 105 [2022-12-14 22:15:31,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 22:15:31,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 22:15:31,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 22:15:31,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 22:15:31,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 22:15:31,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 22:15:31,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 22:15:31,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 22:15:31,138 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 21 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 102 treesize of output 111 [2022-12-14 22:15:33,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 22:15:33,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 22:15:33,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 22:15:33,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 22:15:33,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 22:15:33,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 22:15:33,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 22:15:33,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 22:15:33,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 22:15:33,884 INFO L321 Elim1Store]: treesize reduction 188, result has 46.7 percent of original size [2022-12-14 22:15:33,884 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 11 select indices, 11 select index equivalence classes, 21 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 15 case distinctions, treesize of input 162 treesize of output 245 [2022-12-14 22:15:40,933 INFO L321 Elim1Store]: treesize reduction 30, result has 81.6 percent of original size [2022-12-14 22:15:40,934 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 13 select indices, 13 select index equivalence classes, 11 disjoint index pairs (out of 78 index pairs), introduced 13 new quantified variables, introduced 16 case distinctions, treesize of input 322 treesize of output 272 [2022-12-14 22:15:43,145 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 1 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 22:16:12,709 WARN L233 SmtUtils]: Spent 20.87s on a formula simplification. DAG size of input: 137 DAG size of output: 122 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-14 22:16:23,354 WARN L233 SmtUtils]: Spent 9.03s on a formula simplification. DAG size of input: 139 DAG size of output: 122 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-14 22:16:30,470 WARN L233 SmtUtils]: Spent 5.97s on a formula simplification that was a NOOP. DAG size: 122 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-14 22:16:45,911 WARN L233 SmtUtils]: Spent 9.45s on a formula simplification. DAG size of input: 139 DAG size of output: 124 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-14 22:17:00,929 WARN L233 SmtUtils]: Spent 13.93s on a formula simplification. DAG size of input: 141 DAG size of output: 124 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-14 22:17:07,443 WARN L233 SmtUtils]: Spent 5.57s on a formula simplification that was a NOOP. DAG size: 124 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-14 22:17:29,767 WARN L233 SmtUtils]: Spent 16.33s on a formula simplification. DAG size of input: 148 DAG size of output: 131 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-14 22:17:42,183 WARN L233 SmtUtils]: Spent 11.10s on a formula simplification. DAG size of input: 150 DAG size of output: 131 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-14 22:17:48,898 WARN L233 SmtUtils]: Spent 5.64s on a formula simplification that was a NOOP. DAG size: 131 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-14 22:18:09,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:18:09,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 113 states and 217 transitions. [2022-12-14 22:18:09,646 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 217 transitions. [2022-12-14 22:18:09,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-12-14 22:18:09,647 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:18:09,647 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:18:09,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:18:09,793 WARN L261 TraceCheckSpWp]: Trace formula consists of 195 conjuncts, 113 conjunts are in the unsatisfiable core [2022-12-14 22:18:09,797 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:18:09,808 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-12-14 22:18:09,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 22:18:09,823 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 33 [2022-12-14 22:18:09,827 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 12 [2022-12-14 22:18:09,829 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 28 [2022-12-14 22:18:09,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 22:18:09,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 22:18:09,995 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2022-12-14 22:18:10,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 22:18:10,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 22:18:10,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 22:18:10,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 22:18:10,490 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 63 [2022-12-14 22:18:12,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 22:18:12,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 22:18:12,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 22:18:12,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 22:18:12,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 22:18:12,824 INFO L321 Elim1Store]: treesize reduction 134, result has 38.5 percent of original size [2022-12-14 22:18:12,824 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 7 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 9 case distinctions, treesize of input 132 treesize of output 155 [2022-12-14 22:18:47,811 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 22:18:47,817 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 22:18:47,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 22:18:47,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 22:18:47,819 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 22:18:47,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 22:18:47,820 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 22:18:47,961 INFO L321 Elim1Store]: treesize reduction 466, result has 19.4 percent of original size [2022-12-14 22:18:47,962 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 3 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 28 case distinctions, treesize of input 226 treesize of output 219 [2022-12-14 22:18:52,940 INFO L321 Elim1Store]: treesize reduction 330, result has 35.7 percent of original size [2022-12-14 22:18:52,941 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 11 select indices, 11 select index equivalence classes, 3 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 55 case distinctions, treesize of input 295 treesize of output 327 [2022-12-14 22:18:59,343 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 4 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 22:20:11,540 WARN L230 Executor]: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e563697-6d26-48a9-ac05-7770abeb9f93/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1) with exit command (exit)) stderr output: (error "out of memory") [2022-12-14 22:20:11,541 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e563697-6d26-48a9-ac05-7770abeb9f93/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1) with exit command (exit)) Received EOF on stdin. stderr output: (error "out of memory") at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:243) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parseCheckSatResult(Executor.java:262) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Scriptor.checkSat(Scriptor.java:155) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.checkSat(WrapperScript.java:163) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.checkSat(WrapperScript.java:163) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.ManagedScript.checkSat(ManagedScript.java:139) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.MonolithicImplicationChecker.checkImplication(MonolithicImplicationChecker.java:85) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier$PredicateComparison.compare(PredicateUnifier.java:933) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier$PredicateComparison.(PredicateUnifier.java:772) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate(PredicateUnifier.java:346) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate(PredicateUnifier.java:293) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeChecker.negatePredicate(CodeChecker.java:100) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.kojak.UltimateChecker.splitNode(UltimateChecker.java:107) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.kojak.UltimateChecker.codeCheck(UltimateChecker.java:95) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:471) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) Caused by: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: EOF at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser$Action$.CUP$do_action(Parser.java:1465) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser.do_action(Parser.java:658) at com.github.jhoenicke.javacup.runtime.LRParser.parse(LRParser.java:383) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:239) ... 27 more [2022-12-14 22:20:11,541 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e563697-6d26-48a9-ac05-7770abeb9f93/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 101 [2022-12-14 22:20:11,544 INFO L158 Benchmark]: Toolchain (without parser) took 693511.45ms. Allocated memory was 138.4MB in the beginning and 172.0MB in the end (delta: 33.6MB). Free memory was 102.3MB in the beginning and 46.1MB in the end (delta: 56.2MB). Peak memory consumption was 109.5MB. Max. memory is 16.1GB. [2022-12-14 22:20:11,544 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 138.4MB. Free memory is still 81.4MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 22:20:11,544 INFO L158 Benchmark]: CACSL2BoogieTranslator took 165.22ms. Allocated memory is still 138.4MB. Free memory was 101.9MB in the beginning and 91.4MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-12-14 22:20:11,544 INFO L158 Benchmark]: Boogie Procedure Inliner took 23.85ms. Allocated memory is still 138.4MB. Free memory was 91.4MB in the beginning and 89.7MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 22:20:11,545 INFO L158 Benchmark]: Boogie Preprocessor took 17.77ms. Allocated memory is still 138.4MB. Free memory was 89.7MB in the beginning and 88.2MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 22:20:11,545 INFO L158 Benchmark]: RCFGBuilder took 278.43ms. Allocated memory is still 138.4MB. Free memory was 88.2MB in the beginning and 72.9MB in the end (delta: 15.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-12-14 22:20:11,545 INFO L158 Benchmark]: CodeCheck took 693022.40ms. Allocated memory was 138.4MB in the beginning and 172.0MB in the end (delta: 33.6MB). Free memory was 72.9MB in the beginning and 46.1MB in the end (delta: 26.9MB). Peak memory consumption was 80.2MB. Max. memory is 16.1GB. [2022-12-14 22:20:11,546 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: SMTLIBException: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e563697-6d26-48a9-ac05-7770abeb9f93/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1) with exit command (exit)) Received EOF on stdin. stderr output: (error "out of memory") de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: SMTLIBException: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e563697-6d26-48a9-ac05-7770abeb9f93/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1) with exit command (exit)) Received EOF on stdin. stderr output: (error "out of memory") : de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:243) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 138.4MB. Free memory is still 81.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 165.22ms. Allocated memory is still 138.4MB. Free memory was 101.9MB in the beginning and 91.4MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 23.85ms. Allocated memory is still 138.4MB. Free memory was 91.4MB in the beginning and 89.7MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 17.77ms. Allocated memory is still 138.4MB. Free memory was 89.7MB in the beginning and 88.2MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 278.43ms. Allocated memory is still 138.4MB. Free memory was 88.2MB in the beginning and 72.9MB in the end (delta: 15.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 693022.40ms. Allocated memory was 138.4MB in the beginning and 172.0MB in the end (delta: 33.6MB). Free memory was 72.9MB in the beginning and 46.1MB in the end (delta: 26.9MB). Peak memory consumption was 80.2MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e563697-6d26-48a9-ac05-7770abeb9f93/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e563697-6d26-48a9-ac05-7770abeb9f93/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_8e563697-6d26-48a9-ac05-7770abeb9f93/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e563697-6d26-48a9-ac05-7770abeb9f93/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/array-patterns/array9_pattern.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e563697-6d26-48a9-ac05-7770abeb9f93/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e563697-6d26-48a9-ac05-7770abeb9f93/bin/ukojak-rkRKPMF4O4 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8ae6792b63619c19d32145c9c656ded5ce2ab653945337eaf95cf4eb94965d3b --- 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 22:20:12,874 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 22:20:12,877 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 22:20:12,907 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 22:20:12,908 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 22:20:12,909 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 22:20:12,911 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 22:20:12,914 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 22:20:12,917 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 22:20:12,918 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 22:20:12,920 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 22:20:12,922 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 22:20:12,922 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 22:20:12,924 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 22:20:12,925 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 22:20:12,927 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 22:20:12,928 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 22:20:12,930 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 22:20:12,933 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 22:20:12,936 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 22:20:12,938 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 22:20:12,940 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 22:20:12,942 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 22:20:12,943 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 22:20:12,950 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 22:20:12,950 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 22:20:12,951 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 22:20:12,952 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 22:20:12,953 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 22:20:12,954 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 22:20:12,955 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 22:20:12,956 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 22:20:12,957 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 22:20:12,958 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 22:20:12,959 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 22:20:12,959 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 22:20:12,960 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 22:20:12,960 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 22:20:12,960 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 22:20:12,961 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 22:20:12,962 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 22:20:12,963 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e563697-6d26-48a9-ac05-7770abeb9f93/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2022-12-14 22:20:12,989 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 22:20:12,989 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 22:20:12,990 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 22:20:12,990 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 22:20:12,991 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 22:20:12,991 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 22:20:12,992 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 22:20:12,992 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 22:20:12,992 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 22:20:12,992 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 22:20:12,992 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 22:20:12,992 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 22:20:12,993 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 22:20:12,993 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-14 22:20:12,993 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-14 22:20:12,993 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-14 22:20:12,993 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 22:20:12,994 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 22:20:12,994 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 22:20:12,994 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 22:20:12,994 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 22:20:12,994 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 22:20:12,995 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 22:20:12,995 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 22:20:12,995 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 22:20:12,995 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 22:20:12,995 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 22:20:12,996 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-12-14 22:20:12,996 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-14 22:20:12,996 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 22:20:12,996 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-12-14 22:20:12,996 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-14 22:20:12,996 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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_8e563697-6d26-48a9-ac05-7770abeb9f93/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e563697-6d26-48a9-ac05-7770abeb9f93/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8ae6792b63619c19d32145c9c656ded5ce2ab653945337eaf95cf4eb94965d3b [2022-12-14 22:20:13,248 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 22:20:13,263 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 22:20:13,265 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 22:20:13,266 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 22:20:13,266 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 22:20:13,267 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e563697-6d26-48a9-ac05-7770abeb9f93/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/array-patterns/array9_pattern.c [2022-12-14 22:20:15,830 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 22:20:16,000 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 22:20:16,000 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e563697-6d26-48a9-ac05-7770abeb9f93/sv-benchmarks/c/array-patterns/array9_pattern.c [2022-12-14 22:20:16,007 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e563697-6d26-48a9-ac05-7770abeb9f93/bin/ukojak-rkRKPMF4O4/data/9b9006e70/5e7b03e5272c470d97f6c7fc3d55756e/FLAG63ce3a723 [2022-12-14 22:20:16,019 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e563697-6d26-48a9-ac05-7770abeb9f93/bin/ukojak-rkRKPMF4O4/data/9b9006e70/5e7b03e5272c470d97f6c7fc3d55756e [2022-12-14 22:20:16,021 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 22:20:16,022 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 22:20:16,023 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 22:20:16,023 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 22:20:16,026 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 22:20:16,026 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 10:20:16" (1/1) ... [2022-12-14 22:20:16,027 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@772d7f23 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:20:16, skipping insertion in model container [2022-12-14 22:20:16,027 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 10:20:16" (1/1) ... [2022-12-14 22:20:16,033 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 22:20:16,047 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 22:20:16,164 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_8e563697-6d26-48a9-ac05-7770abeb9f93/sv-benchmarks/c/array-patterns/array9_pattern.c[1352,1365] [2022-12-14 22:20:16,184 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 22:20:16,193 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 22:20:16,203 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_8e563697-6d26-48a9-ac05-7770abeb9f93/sv-benchmarks/c/array-patterns/array9_pattern.c[1352,1365] [2022-12-14 22:20:16,213 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 22:20:16,227 INFO L208 MainTranslator]: Completed translation [2022-12-14 22:20:16,227 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:20:16 WrapperNode [2022-12-14 22:20:16,227 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 22:20:16,228 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 22:20:16,228 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 22:20:16,228 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 22:20:16,234 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:20:16" (1/1) ... [2022-12-14 22:20:16,241 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:20:16" (1/1) ... [2022-12-14 22:20:16,260 INFO L138 Inliner]: procedures = 18, calls = 23, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 80 [2022-12-14 22:20:16,261 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 22:20:16,261 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 22:20:16,262 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 22:20:16,262 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 22:20:16,269 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:20:16" (1/1) ... [2022-12-14 22:20:16,269 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:20:16" (1/1) ... [2022-12-14 22:20:16,273 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:20:16" (1/1) ... [2022-12-14 22:20:16,273 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:20:16" (1/1) ... [2022-12-14 22:20:16,280 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:20:16" (1/1) ... [2022-12-14 22:20:16,283 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:20:16" (1/1) ... [2022-12-14 22:20:16,285 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:20:16" (1/1) ... [2022-12-14 22:20:16,286 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:20:16" (1/1) ... [2022-12-14 22:20:16,288 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 22:20:16,289 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 22:20:16,289 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 22:20:16,290 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 22:20:16,290 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:20:16" (1/1) ... [2022-12-14 22:20:16,297 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 22:20:16,306 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e563697-6d26-48a9-ac05-7770abeb9f93/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 22:20:16,317 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e563697-6d26-48a9-ac05-7770abeb9f93/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 22:20:16,319 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e563697-6d26-48a9-ac05-7770abeb9f93/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 22:20:16,352 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 22:20:16,352 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-12-14 22:20:16,353 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-12-14 22:20:16,353 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-12-14 22:20:16,353 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 22:20:16,353 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-12-14 22:20:16,353 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 22:20:16,353 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 22:20:16,353 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 22:20:16,353 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-12-14 22:20:16,420 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 22:20:16,421 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 22:20:16,678 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 22:20:16,750 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 22:20:16,750 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2022-12-14 22:20:16,753 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 10:20:16 BoogieIcfgContainer [2022-12-14 22:20:16,753 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 22:20:16,754 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 22:20:16,754 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 22:20:16,761 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 22:20:16,762 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 10:20:16" (1/1) ... [2022-12-14 22:20:16,768 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 22:20:16,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:20:16,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 17 states and 22 transitions. [2022-12-14 22:20:16,811 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 22 transitions. [2022-12-14 22:20:16,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-12-14 22:20:16,815 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:20:16,815 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:20:16,852 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Sort BitVec not declared at de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:385) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.NonDeclaringTermTransferrer.transferSort(NonDeclaringTermTransferrer.java:111) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.DeclarableSortSymbol.defineOrDeclare(DeclarableSortSymbol.java:79) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:171) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:196) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.SmtFunctionsAndAxioms.transferAllSymbols(SmtFunctionsAndAxioms.java:156) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.CfgSmtToolkit.createFreshManagedScript(CfgSmtToolkit.java:106) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:439) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-12-14 22:20:16,855 INFO L158 Benchmark]: Toolchain (without parser) took 831.94ms. Allocated memory is still 90.2MB. Free memory was 68.9MB in the beginning and 61.4MB in the end (delta: 7.5MB). Peak memory consumption was 8.6MB. Max. memory is 16.1GB. [2022-12-14 22:20:16,856 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 62.9MB. Free memory was 41.3MB in the beginning and 41.2MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 22:20:16,856 INFO L158 Benchmark]: CACSL2BoogieTranslator took 204.36ms. Allocated memory is still 90.2MB. Free memory was 68.9MB in the beginning and 57.7MB in the end (delta: 11.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-12-14 22:20:16,857 INFO L158 Benchmark]: Boogie Procedure Inliner took 32.78ms. Allocated memory is still 90.2MB. Free memory was 57.7MB in the beginning and 56.0MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 22:20:16,858 INFO L158 Benchmark]: Boogie Preprocessor took 27.17ms. Allocated memory is still 90.2MB. Free memory was 56.0MB in the beginning and 54.5MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 22:20:16,858 INFO L158 Benchmark]: RCFGBuilder took 463.71ms. Allocated memory is still 90.2MB. Free memory was 54.2MB in the beginning and 67.7MB in the end (delta: -13.5MB). Peak memory consumption was 19.1MB. Max. memory is 16.1GB. [2022-12-14 22:20:16,859 INFO L158 Benchmark]: CodeCheck took 99.93ms. Allocated memory is still 90.2MB. Free memory was 67.7MB in the beginning and 61.4MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-12-14 22:20:16,862 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: SMTLIBException: Sort BitVec not declared: de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:385) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 62.9MB. Free memory was 41.3MB in the beginning and 41.2MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 204.36ms. Allocated memory is still 90.2MB. Free memory was 68.9MB in the beginning and 57.7MB in the end (delta: 11.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 32.78ms. Allocated memory is still 90.2MB. Free memory was 57.7MB in the beginning and 56.0MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 27.17ms. Allocated memory is still 90.2MB. Free memory was 56.0MB in the beginning and 54.5MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 463.71ms. Allocated memory is still 90.2MB. Free memory was 54.2MB in the beginning and 67.7MB in the end (delta: -13.5MB). Peak memory consumption was 19.1MB. Max. memory is 16.1GB. * CodeCheck took 99.93ms. Allocated memory is still 90.2MB. Free memory was 67.7MB in the beginning and 61.4MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-12-14 22:20:16,882 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e563697-6d26-48a9-ac05-7770abeb9f93/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: ERROR: ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared