./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/divbin2_valuebound20.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7d9831f-ac6a-468f-9a79-76435f0867a9/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7d9831f-ac6a-468f-9a79-76435f0867a9/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_d7d9831f-ac6a-468f-9a79-76435f0867a9/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7d9831f-ac6a-468f-9a79-76435f0867a9/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/divbin2_valuebound20.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7d9831f-ac6a-468f-9a79-76435f0867a9/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_d7d9831f-ac6a-468f-9a79-76435f0867a9/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 c533ab673c7ac44f09cf312108422da4b4eb94a047fb46aaa19b12fad5dce8e7 --- 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 21:52:06,238 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 21:52:06,240 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 21:52:06,260 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 21:52:06,260 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 21:52:06,261 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 21:52:06,263 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 21:52:06,264 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 21:52:06,266 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 21:52:06,267 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 21:52:06,268 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 21:52:06,269 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 21:52:06,269 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 21:52:06,270 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 21:52:06,271 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 21:52:06,273 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 21:52:06,274 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 21:52:06,274 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 21:52:06,276 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 21:52:06,278 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 21:52:06,280 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 21:52:06,281 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 21:52:06,282 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 21:52:06,283 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 21:52:06,287 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 21:52:06,287 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 21:52:06,288 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 21:52:06,289 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 21:52:06,289 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 21:52:06,290 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 21:52:06,290 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 21:52:06,291 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 21:52:06,292 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 21:52:06,292 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 21:52:06,293 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 21:52:06,293 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 21:52:06,294 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 21:52:06,294 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 21:52:06,294 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 21:52:06,295 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 21:52:06,296 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 21:52:06,297 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7d9831f-ac6a-468f-9a79-76435f0867a9/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-12-14 21:52:06,317 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 21:52:06,317 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 21:52:06,318 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 21:52:06,318 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 21:52:06,319 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 21:52:06,319 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 21:52:06,319 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 21:52:06,320 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 21:52:06,320 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 21:52:06,320 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 21:52:06,320 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 21:52:06,320 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 21:52:06,320 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 21:52:06,321 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 21:52:06,321 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 21:52:06,321 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 21:52:06,321 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 21:52:06,321 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 21:52:06,322 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 21:52:06,322 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 21:52:06,322 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 21:52:06,322 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 21:52:06,322 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 21:52:06,323 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 21:52:06,323 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 21:52:06,323 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 21:52:06,323 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 21:52:06,323 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 21:52:06,323 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_d7d9831f-ac6a-468f-9a79-76435f0867a9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7d9831f-ac6a-468f-9a79-76435f0867a9/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c533ab673c7ac44f09cf312108422da4b4eb94a047fb46aaa19b12fad5dce8e7 [2022-12-14 21:52:06,514 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 21:52:06,529 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 21:52:06,531 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 21:52:06,532 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 21:52:06,533 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 21:52:06,533 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7d9831f-ac6a-468f-9a79-76435f0867a9/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/nla-digbench-scaling/divbin2_valuebound20.i [2022-12-14 21:52:09,023 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 21:52:09,188 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 21:52:09,188 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7d9831f-ac6a-468f-9a79-76435f0867a9/sv-benchmarks/c/nla-digbench-scaling/divbin2_valuebound20.i [2022-12-14 21:52:09,192 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7d9831f-ac6a-468f-9a79-76435f0867a9/bin/ukojak-rkRKPMF4O4/data/ae2d80700/c5b66f29301f4e0b96d1afc039a114c6/FLAGf9d07a492 [2022-12-14 21:52:09,599 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7d9831f-ac6a-468f-9a79-76435f0867a9/bin/ukojak-rkRKPMF4O4/data/ae2d80700/c5b66f29301f4e0b96d1afc039a114c6 [2022-12-14 21:52:09,601 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 21:52:09,603 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 21:52:09,604 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 21:52:09,604 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 21:52:09,607 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 21:52:09,608 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 09:52:09" (1/1) ... [2022-12-14 21:52:09,609 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@49a7e387 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:52:09, skipping insertion in model container [2022-12-14 21:52:09,609 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 09:52:09" (1/1) ... [2022-12-14 21:52:09,616 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 21:52:09,630 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 21:52:09,766 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_d7d9831f-ac6a-468f-9a79-76435f0867a9/sv-benchmarks/c/nla-digbench-scaling/divbin2_valuebound20.i[951,964] [2022-12-14 21:52:09,778 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 21:52:09,787 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 21:52:09,799 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_d7d9831f-ac6a-468f-9a79-76435f0867a9/sv-benchmarks/c/nla-digbench-scaling/divbin2_valuebound20.i[951,964] [2022-12-14 21:52:09,804 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 21:52:09,817 INFO L208 MainTranslator]: Completed translation [2022-12-14 21:52:09,817 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:52:09 WrapperNode [2022-12-14 21:52:09,818 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 21:52:09,819 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 21:52:09,819 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 21:52:09,819 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 21:52:09,826 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:52:09" (1/1) ... [2022-12-14 21:52:09,832 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:52:09" (1/1) ... [2022-12-14 21:52:09,849 INFO L138 Inliner]: procedures = 16, calls = 9, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 46 [2022-12-14 21:52:09,849 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 21:52:09,850 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 21:52:09,850 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 21:52:09,850 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 21:52:09,858 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:52:09" (1/1) ... [2022-12-14 21:52:09,859 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:52:09" (1/1) ... [2022-12-14 21:52:09,860 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:52:09" (1/1) ... [2022-12-14 21:52:09,860 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:52:09" (1/1) ... [2022-12-14 21:52:09,862 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:52:09" (1/1) ... [2022-12-14 21:52:09,866 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:52:09" (1/1) ... [2022-12-14 21:52:09,867 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:52:09" (1/1) ... [2022-12-14 21:52:09,868 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:52:09" (1/1) ... [2022-12-14 21:52:09,869 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 21:52:09,870 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 21:52:09,870 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 21:52:09,870 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 21:52:09,871 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:52:09" (1/1) ... [2022-12-14 21:52:09,877 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 21:52:09,887 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7d9831f-ac6a-468f-9a79-76435f0867a9/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 21:52:09,899 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7d9831f-ac6a-468f-9a79-76435f0867a9/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 21:52:09,901 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7d9831f-ac6a-468f-9a79-76435f0867a9/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 21:52:09,935 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 21:52:09,935 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 21:52:09,936 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 21:52:09,936 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 21:52:09,936 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-12-14 21:52:09,936 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-12-14 21:52:09,996 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 21:52:09,998 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 21:52:10,108 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 21:52:10,155 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 21:52:10,155 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-12-14 21:52:10,157 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 09:52:10 BoogieIcfgContainer [2022-12-14 21:52:10,157 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 21:52:10,158 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 21:52:10,158 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 21:52:10,167 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 21:52:10,167 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 09:52:10" (1/1) ... [2022-12-14 21:52:10,175 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 21:52:10,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:52:10,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 15 states and 20 transitions. [2022-12-14 21:52:10,216 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 20 transitions. [2022-12-14 21:52:10,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-12-14 21:52:10,217 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:52:10,218 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:52:10,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:52:10,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:52:10,314 INFO L263 TraceCheckSpWp]: Trace formula consists of 45 conjuncts, 1 conjunts are in the unsatisfiable core [2022-12-14 21:52:10,318 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:52:10,334 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 21:52:10,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:52:10,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 15 states and 17 transitions. [2022-12-14 21:52:10,355 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 17 transitions. [2022-12-14 21:52:10,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-12-14 21:52:10,356 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:52:10,356 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:52:10,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:52:10,397 INFO L263 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 15 conjunts are in the unsatisfiable core [2022-12-14 21:52:10,399 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:52:10,529 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 21:52:10,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:52:10,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 21 states and 28 transitions. [2022-12-14 21:52:10,617 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 28 transitions. [2022-12-14 21:52:10,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-12-14 21:52:10,621 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:52:10,622 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:52:10,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:52:10,651 INFO L263 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 20 conjunts are in the unsatisfiable core [2022-12-14 21:52:10,653 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:52:10,796 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:52:11,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:52:11,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 23 states and 32 transitions. [2022-12-14 21:52:11,077 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 32 transitions. [2022-12-14 21:52:11,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-12-14 21:52:11,078 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:52:11,079 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:52:11,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:52:11,097 INFO L263 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-14 21:52:11,099 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:52:11,165 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:52:11,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:52:11,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 27 states and 38 transitions. [2022-12-14 21:52:11,347 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 38 transitions. [2022-12-14 21:52:11,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-12-14 21:52:11,348 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:52:11,348 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:52:11,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:52:11,370 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 5 conjunts are in the unsatisfiable core [2022-12-14 21:52:11,371 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:52:11,406 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:52:11,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:52:11,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 30 states and 45 transitions. [2022-12-14 21:52:11,819 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 45 transitions. [2022-12-14 21:52:11,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:52:11,820 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:52:11,820 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:52:11,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:52:11,855 INFO L263 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 26 conjunts are in the unsatisfiable core [2022-12-14 21:52:11,857 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:52:12,087 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:52:12,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:52:12,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 37 states and 59 transitions. [2022-12-14 21:52:12,723 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 59 transitions. [2022-12-14 21:52:12,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-14 21:52:12,724 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:52:12,724 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:52:12,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:52:12,765 INFO L263 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 23 conjunts are in the unsatisfiable core [2022-12-14 21:52:12,766 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:52:13,044 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:52:13,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:52:13,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 44 states and 72 transitions. [2022-12-14 21:52:13,949 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 72 transitions. [2022-12-14 21:52:13,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-14 21:52:13,950 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:52:13,950 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:52:13,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:52:13,989 INFO L263 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 26 conjunts are in the unsatisfiable core [2022-12-14 21:52:13,990 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:52:14,245 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 2 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:52:15,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:52:15,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 51 states and 85 transitions. [2022-12-14 21:52:15,166 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 85 transitions. [2022-12-14 21:52:15,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-12-14 21:52:15,166 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:52:15,167 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:52:15,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:52:15,208 INFO L263 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-14 21:52:15,209 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:52:15,353 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 8 proven. 5 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-12-14 21:52:15,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:52:15,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 56 states and 93 transitions. [2022-12-14 21:52:15,934 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 93 transitions. [2022-12-14 21:52:15,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-12-14 21:52:15,936 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:52:15,936 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:52:15,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:52:15,993 INFO L263 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 27 conjunts are in the unsatisfiable core [2022-12-14 21:52:15,995 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:52:16,313 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 2 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:52:17,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:52:17,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 63 states and 106 transitions. [2022-12-14 21:52:17,656 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 106 transitions. [2022-12-14 21:52:17,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-12-14 21:52:17,657 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:52:17,657 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:52:17,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:52:17,777 INFO L263 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 33 conjunts are in the unsatisfiable core [2022-12-14 21:52:17,779 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:52:18,345 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 4 proven. 13 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-12-14 21:52:20,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:52:20,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 71 states and 122 transitions. [2022-12-14 21:52:20,065 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 122 transitions. [2022-12-14 21:52:20,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-12-14 21:52:20,066 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:52:20,066 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:52:20,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:52:20,181 INFO L263 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 35 conjunts are in the unsatisfiable core [2022-12-14 21:52:20,183 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:52:20,577 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 2 proven. 32 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:52:26,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:52:26,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 76 states and 131 transitions. [2022-12-14 21:52:26,487 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 131 transitions. [2022-12-14 21:52:26,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-12-14 21:52:26,487 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:52:26,487 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:52:27,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:52:27,189 INFO L263 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 34 conjunts are in the unsatisfiable core [2022-12-14 21:52:27,191 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:52:27,581 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 6 proven. 20 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 21:52:33,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:52:33,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 79 states and 138 transitions. [2022-12-14 21:52:33,566 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 138 transitions. [2022-12-14 21:52:33,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-12-14 21:52:33,567 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:52:33,567 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:52:35,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:52:35,357 INFO L263 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 36 conjunts are in the unsatisfiable core [2022-12-14 21:52:35,358 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:52:35,955 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 3 proven. 31 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 21:52:43,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:52:43,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 82 states and 145 transitions. [2022-12-14 21:52:43,581 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 145 transitions. [2022-12-14 21:52:43,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-12-14 21:52:43,582 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:52:43,582 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:52:43,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:52:43,660 INFO L263 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 18 conjunts are in the unsatisfiable core [2022-12-14 21:52:43,660 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:52:43,807 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 12 proven. 15 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-12-14 21:52:44,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:52:44,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 84 states and 149 transitions. [2022-12-14 21:52:44,861 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 149 transitions. [2022-12-14 21:52:44,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-12-14 21:52:44,861 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:52:44,861 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:52:45,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:52:45,292 INFO L263 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 44 conjunts are in the unsatisfiable core [2022-12-14 21:52:45,293 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:52:46,028 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 3 proven. 41 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 21:52:56,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:52:56,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 92 states and 164 transitions. [2022-12-14 21:52:56,623 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 164 transitions. [2022-12-14 21:52:56,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-12-14 21:52:56,624 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:52:56,624 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:52:58,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:52:58,105 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 38 conjunts are in the unsatisfiable core [2022-12-14 21:52:58,106 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:53:25,905 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 5 proven. 34 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-14 21:53:44,260 WARN L233 SmtUtils]: Spent 9.22s on a formula simplification that was a NOOP. DAG size: 101 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-14 21:53:58,328 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.16s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2022-12-14 21:54:00,734 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2022-12-14 21:54:01,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:54:01,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 103 states and 186 transitions. [2022-12-14 21:54:01,022 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 186 transitions. [2022-12-14 21:54:01,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-12-14 21:54:01,023 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:54:01,023 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:54:04,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:54:04,827 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 41 conjunts are in the unsatisfiable core [2022-12-14 21:54:04,829 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:54:13,749 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 5 proven. 42 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-14 21:54:40,789 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.09s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2022-12-14 21:54:41,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:54:41,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 114 states and 207 transitions. [2022-12-14 21:54:41,620 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 207 transitions. [2022-12-14 21:54:41,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-12-14 21:54:41,621 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:54:41,621 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:54:42,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:54:42,541 INFO L263 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 46 conjunts are in the unsatisfiable core [2022-12-14 21:54:42,542 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:54:43,143 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 8 proven. 49 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-14 21:55:04,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:55:04,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 117 states and 214 transitions. [2022-12-14 21:55:04,545 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 214 transitions. [2022-12-14 21:55:04,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-12-14 21:55:04,546 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:55:04,546 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:55:05,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:55:05,070 INFO L263 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 28 conjunts are in the unsatisfiable core [2022-12-14 21:55:05,072 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:55:07,439 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 16 proven. 30 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-12-14 21:55:14,821 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.51s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2022-12-14 21:55:15,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:55:15,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 119 states and 218 transitions. [2022-12-14 21:55:15,254 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 218 transitions. [2022-12-14 21:55:15,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-12-14 21:55:15,255 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:55:15,255 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:55:17,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:55:17,640 INFO L263 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 46 conjunts are in the unsatisfiable core [2022-12-14 21:55:17,642 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:55:21,733 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 12 proven. 54 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-12-14 21:55:41,679 WARN L233 SmtUtils]: Spent 18.90s on a formula simplification. DAG size of input: 169 DAG size of output: 164 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-14 21:56:03,966 WARN L233 SmtUtils]: Spent 14.05s on a formula simplification that was a NOOP. DAG size: 165 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-14 21:56:23,843 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.71s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2022-12-14 21:56:25,451 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.04s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2022-12-14 21:56:25,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:56:25,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 122 states and 226 transitions. [2022-12-14 21:56:25,972 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 226 transitions. [2022-12-14 21:56:25,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-12-14 21:56:25,972 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:56:25,973 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:56:28,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:56:28,631 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 50 conjunts are in the unsatisfiable core [2022-12-14 21:56:28,633 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:56:30,776 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 13 proven. 60 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-12-14 21:56:38,827 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 6.01s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2022-12-14 21:56:41,267 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.44s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2022-12-14 21:56:50,691 WARN L233 SmtUtils]: Spent 8.59s on a formula simplification that was a NOOP. DAG size: 179 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-14 21:56:59,145 WARN L233 SmtUtils]: Spent 6.93s on a formula simplification that was a NOOP. DAG size: 180 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-14 21:57:22,723 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.28s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2022-12-14 21:57:23,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:57:23,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 130 states and 243 transitions. [2022-12-14 21:57:23,659 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 243 transitions. [2022-12-14 21:57:23,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-12-14 21:57:23,660 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:57:23,660 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:57:30,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:57:30,041 INFO L263 TraceCheckSpWp]: Trace formula consists of 132 conjuncts, 33 conjunts are in the unsatisfiable core [2022-12-14 21:57:30,042 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:57:30,920 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 20 proven. 50 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2022-12-14 21:57:40,179 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.10s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2022-12-14 21:58:10,447 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2022-12-14 21:58:10,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:58:10,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 135 states and 253 transitions. [2022-12-14 21:58:10,814 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 253 transitions. [2022-12-14 21:58:10,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-12-14 21:58:10,815 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:58:10,816 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:58:20,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2022-12-14 21:58:20,903 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:487) 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-12-14 21:58:20,905 INFO L158 Benchmark]: Toolchain (without parser) took 371302.50ms. Allocated memory is still 155.2MB. Free memory was 121.0MB in the beginning and 38.8MB in the end (delta: 82.2MB). Peak memory consumption was 85.7MB. Max. memory is 16.1GB. [2022-12-14 21:58:20,906 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 113.2MB. Free memory is still 87.8MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 21:58:20,906 INFO L158 Benchmark]: CACSL2BoogieTranslator took 213.96ms. Allocated memory is still 155.2MB. Free memory was 120.4MB in the beginning and 110.2MB in the end (delta: 10.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-12-14 21:58:20,906 INFO L158 Benchmark]: Boogie Procedure Inliner took 30.73ms. Allocated memory is still 155.2MB. Free memory was 110.2MB in the beginning and 108.7MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 21:58:20,907 INFO L158 Benchmark]: Boogie Preprocessor took 19.48ms. Allocated memory is still 155.2MB. Free memory was 108.7MB in the beginning and 107.7MB in the end (delta: 981.0kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 21:58:20,907 INFO L158 Benchmark]: RCFGBuilder took 287.49ms. Allocated memory is still 155.2MB. Free memory was 107.7MB in the beginning and 94.5MB in the end (delta: 13.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-12-14 21:58:20,908 INFO L158 Benchmark]: CodeCheck took 370746.38ms. Allocated memory is still 155.2MB. Free memory was 94.5MB in the beginning and 38.8MB in the end (delta: 55.8MB). Peak memory consumption was 58.4MB. Max. memory is 16.1GB. [2022-12-14 21:58:20,910 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:487) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 113.2MB. Free memory is still 87.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 213.96ms. Allocated memory is still 155.2MB. Free memory was 120.4MB in the beginning and 110.2MB in the end (delta: 10.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 30.73ms. Allocated memory is still 155.2MB. Free memory was 110.2MB in the beginning and 108.7MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 19.48ms. Allocated memory is still 155.2MB. Free memory was 108.7MB in the beginning and 107.7MB in the end (delta: 981.0kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 287.49ms. Allocated memory is still 155.2MB. Free memory was 107.7MB in the beginning and 94.5MB in the end (delta: 13.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 370746.38ms. Allocated memory is still 155.2MB. Free memory was 94.5MB in the beginning and 38.8MB in the end (delta: 55.8MB). Peak memory consumption was 58.4MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-12-14 21:58:21,120 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7d9831f-ac6a-468f-9a79-76435f0867a9/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forcibly destroying the process [2022-12-14 21:58:21,156 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7d9831f-ac6a-468f-9a79-76435f0867a9/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 137 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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7d9831f-ac6a-468f-9a79-76435f0867a9/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7d9831f-ac6a-468f-9a79-76435f0867a9/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_d7d9831f-ac6a-468f-9a79-76435f0867a9/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7d9831f-ac6a-468f-9a79-76435f0867a9/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/divbin2_valuebound20.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7d9831f-ac6a-468f-9a79-76435f0867a9/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_d7d9831f-ac6a-468f-9a79-76435f0867a9/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 c533ab673c7ac44f09cf312108422da4b4eb94a047fb46aaa19b12fad5dce8e7 --- 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 21:58:22,428 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 21:58:22,430 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 21:58:22,442 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 21:58:22,443 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 21:58:22,443 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 21:58:22,444 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 21:58:22,445 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 21:58:22,446 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 21:58:22,447 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 21:58:22,447 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 21:58:22,448 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 21:58:22,448 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 21:58:22,449 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 21:58:22,450 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 21:58:22,450 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 21:58:22,451 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 21:58:22,451 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 21:58:22,452 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 21:58:22,454 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 21:58:22,454 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 21:58:22,455 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 21:58:22,456 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 21:58:22,456 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 21:58:22,459 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 21:58:22,459 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 21:58:22,459 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 21:58:22,459 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 21:58:22,460 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 21:58:22,460 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 21:58:22,461 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 21:58:22,461 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 21:58:22,462 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 21:58:22,462 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 21:58:22,468 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 21:58:22,468 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 21:58:22,469 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 21:58:22,469 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 21:58:22,469 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 21:58:22,471 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 21:58:22,471 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 21:58:22,472 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7d9831f-ac6a-468f-9a79-76435f0867a9/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2022-12-14 21:58:22,488 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 21:58:22,488 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 21:58:22,488 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 21:58:22,489 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 21:58:22,489 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 21:58:22,489 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 21:58:22,489 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 21:58:22,489 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 21:58:22,490 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 21:58:22,490 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 21:58:22,490 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 21:58:22,490 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 21:58:22,490 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 21:58:22,490 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-14 21:58:22,491 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-14 21:58:22,491 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-14 21:58:22,491 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 21:58:22,491 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 21:58:22,491 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 21:58:22,491 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 21:58:22,492 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 21:58:22,492 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 21:58:22,492 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 21:58:22,492 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 21:58:22,492 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 21:58:22,492 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 21:58:22,493 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 21:58:22,493 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-12-14 21:58:22,493 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-14 21:58:22,493 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 21:58:22,493 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-12-14 21:58:22,493 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-14 21:58:22,494 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_d7d9831f-ac6a-468f-9a79-76435f0867a9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7d9831f-ac6a-468f-9a79-76435f0867a9/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c533ab673c7ac44f09cf312108422da4b4eb94a047fb46aaa19b12fad5dce8e7 [2022-12-14 21:58:22,696 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 21:58:22,711 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 21:58:22,713 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 21:58:22,714 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 21:58:22,715 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 21:58:22,715 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7d9831f-ac6a-468f-9a79-76435f0867a9/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/nla-digbench-scaling/divbin2_valuebound20.i [2022-12-14 21:58:25,233 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 21:58:25,386 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 21:58:25,386 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7d9831f-ac6a-468f-9a79-76435f0867a9/sv-benchmarks/c/nla-digbench-scaling/divbin2_valuebound20.i [2022-12-14 21:58:25,391 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7d9831f-ac6a-468f-9a79-76435f0867a9/bin/ukojak-rkRKPMF4O4/data/b1924c17c/f03690e43b11480eae19d5dc0d5a9fd0/FLAGbb89152ac [2022-12-14 21:58:25,805 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7d9831f-ac6a-468f-9a79-76435f0867a9/bin/ukojak-rkRKPMF4O4/data/b1924c17c/f03690e43b11480eae19d5dc0d5a9fd0 [2022-12-14 21:58:25,806 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 21:58:25,807 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 21:58:25,808 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 21:58:25,808 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 21:58:25,810 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 21:58:25,810 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 09:58:25" (1/1) ... [2022-12-14 21:58:25,811 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@69f05bbd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:58:25, skipping insertion in model container [2022-12-14 21:58:25,811 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 09:58:25" (1/1) ... [2022-12-14 21:58:25,816 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 21:58:25,826 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 21:58:25,927 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_d7d9831f-ac6a-468f-9a79-76435f0867a9/sv-benchmarks/c/nla-digbench-scaling/divbin2_valuebound20.i[951,964] [2022-12-14 21:58:25,936 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 21:58:25,944 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 21:58:25,953 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_d7d9831f-ac6a-468f-9a79-76435f0867a9/sv-benchmarks/c/nla-digbench-scaling/divbin2_valuebound20.i[951,964] [2022-12-14 21:58:25,957 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 21:58:25,967 INFO L208 MainTranslator]: Completed translation [2022-12-14 21:58:25,967 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:58:25 WrapperNode [2022-12-14 21:58:25,967 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 21:58:25,968 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 21:58:25,968 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 21:58:25,968 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 21:58:25,973 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:58:25" (1/1) ... [2022-12-14 21:58:25,978 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:58:25" (1/1) ... [2022-12-14 21:58:25,990 INFO L138 Inliner]: procedures = 16, calls = 9, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 46 [2022-12-14 21:58:25,990 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 21:58:25,991 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 21:58:25,991 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 21:58:25,991 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 21:58:25,997 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:58:25" (1/1) ... [2022-12-14 21:58:25,997 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:58:25" (1/1) ... [2022-12-14 21:58:25,998 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:58:25" (1/1) ... [2022-12-14 21:58:25,998 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:58:25" (1/1) ... [2022-12-14 21:58:26,001 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:58:25" (1/1) ... [2022-12-14 21:58:26,004 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:58:25" (1/1) ... [2022-12-14 21:58:26,005 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:58:25" (1/1) ... [2022-12-14 21:58:26,005 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:58:25" (1/1) ... [2022-12-14 21:58:26,007 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 21:58:26,007 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 21:58:26,007 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 21:58:26,007 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 21:58:26,008 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:58:25" (1/1) ... [2022-12-14 21:58:26,012 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 21:58:26,022 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7d9831f-ac6a-468f-9a79-76435f0867a9/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 21:58:26,032 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7d9831f-ac6a-468f-9a79-76435f0867a9/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 21:58:26,034 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7d9831f-ac6a-468f-9a79-76435f0867a9/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 21:58:26,066 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 21:58:26,066 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-12-14 21:58:26,066 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 21:58:26,066 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 21:58:26,066 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-12-14 21:58:26,066 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-12-14 21:58:26,119 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 21:58:26,121 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 21:58:26,233 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 21:58:26,308 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 21:58:26,308 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-12-14 21:58:26,311 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 09:58:26 BoogieIcfgContainer [2022-12-14 21:58:26,311 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 21:58:26,312 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 21:58:26,312 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 21:58:26,322 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 21:58:26,322 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 09:58:26" (1/1) ... [2022-12-14 21:58:26,331 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 21:58:26,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:58:26,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 15 states and 20 transitions. [2022-12-14 21:58:26,387 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 20 transitions. [2022-12-14 21:58:26,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-12-14 21:58:26,390 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:58:26,390 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:58:26,423 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 21:58:26,426 INFO L158 Benchmark]: Toolchain (without parser) took 617.91ms. Allocated memory was 77.6MB in the beginning and 104.9MB in the end (delta: 27.3MB). Free memory was 56.4MB in the beginning and 74.6MB in the end (delta: -18.2MB). Peak memory consumption was 10.3MB. Max. memory is 16.1GB. [2022-12-14 21:58:26,426 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 77.6MB. Free memory is still 56.2MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 21:58:26,427 INFO L158 Benchmark]: CACSL2BoogieTranslator took 159.38ms. Allocated memory is still 77.6MB. Free memory was 56.3MB in the beginning and 45.5MB in the end (delta: 10.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-12-14 21:58:26,427 INFO L158 Benchmark]: Boogie Procedure Inliner took 22.52ms. Allocated memory is still 77.6MB. Free memory was 45.5MB in the beginning and 43.9MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 21:58:26,428 INFO L158 Benchmark]: Boogie Preprocessor took 16.09ms. Allocated memory is still 77.6MB. Free memory was 43.9MB in the beginning and 42.6MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 21:58:26,428 INFO L158 Benchmark]: RCFGBuilder took 304.05ms. Allocated memory was 77.6MB in the beginning and 104.9MB in the end (delta: 27.3MB). Free memory was 42.6MB in the beginning and 80.2MB in the end (delta: -37.5MB). Peak memory consumption was 14.5MB. Max. memory is 16.1GB. [2022-12-14 21:58:26,429 INFO L158 Benchmark]: CodeCheck took 112.77ms. Allocated memory is still 104.9MB. Free memory was 80.2MB in the beginning and 74.6MB in the end (delta: 5.6MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-12-14 21:58:26,431 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 0.12ms. Allocated memory is still 77.6MB. Free memory is still 56.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 159.38ms. Allocated memory is still 77.6MB. Free memory was 56.3MB in the beginning and 45.5MB in the end (delta: 10.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 22.52ms. Allocated memory is still 77.6MB. Free memory was 45.5MB in the beginning and 43.9MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 16.09ms. Allocated memory is still 77.6MB. Free memory was 43.9MB in the beginning and 42.6MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 304.05ms. Allocated memory was 77.6MB in the beginning and 104.9MB in the end (delta: 27.3MB). Free memory was 42.6MB in the beginning and 80.2MB in the end (delta: -37.5MB). Peak memory consumption was 14.5MB. Max. memory is 16.1GB. * CodeCheck took 112.77ms. Allocated memory is still 104.9MB. Free memory was 80.2MB in the beginning and 74.6MB in the end (delta: 5.6MB). 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 21:58:26,446 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7d9831f-ac6a-468f-9a79-76435f0867a9/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