./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-benchs/Muller_Kahan.c.p+cfa-reducer.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_8a6fb02b-dc2e-4d43-8512-841fd01f3831/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a6fb02b-dc2e-4d43-8512-841fd01f3831/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_8a6fb02b-dc2e-4d43-8512-841fd01f3831/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a6fb02b-dc2e-4d43-8512-841fd01f3831/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/Muller_Kahan.c.p+cfa-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a6fb02b-dc2e-4d43-8512-841fd01f3831/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_8a6fb02b-dc2e-4d43-8512-841fd01f3831/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 0209c9293388eb915387172d6fa3be69dfb35a1de5258b69ac610130c33e2610 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-14 20:08:00,633 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 20:08:00,636 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 20:08:00,654 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 20:08:00,654 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 20:08:00,655 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 20:08:00,657 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 20:08:00,658 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 20:08:00,660 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 20:08:00,661 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 20:08:00,661 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 20:08:00,662 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 20:08:00,663 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 20:08:00,664 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 20:08:00,665 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 20:08:00,666 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 20:08:00,667 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 20:08:00,668 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 20:08:00,669 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 20:08:00,671 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 20:08:00,672 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 20:08:00,674 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 20:08:00,675 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 20:08:00,675 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 20:08:00,679 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 20:08:00,679 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 20:08:00,680 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 20:08:00,681 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 20:08:00,681 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 20:08:00,682 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 20:08:00,682 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 20:08:00,683 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 20:08:00,684 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 20:08:00,685 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 20:08:00,686 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 20:08:00,686 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 20:08:00,687 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 20:08:00,687 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 20:08:00,687 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 20:08:00,688 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 20:08:00,689 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 20:08:00,689 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a6fb02b-dc2e-4d43-8512-841fd01f3831/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-12-14 20:08:00,711 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 20:08:00,712 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 20:08:00,712 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 20:08:00,713 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 20:08:00,713 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 20:08:00,714 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 20:08:00,714 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 20:08:00,714 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 20:08:00,714 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 20:08:00,714 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 20:08:00,715 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 20:08:00,715 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 20:08:00,715 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 20:08:00,715 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 20:08:00,715 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 20:08:00,716 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 20:08:00,716 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 20:08:00,716 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 20:08:00,716 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 20:08:00,716 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 20:08:00,716 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 20:08:00,716 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 20:08:00,716 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 20:08:00,717 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 20:08:00,717 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 20:08:00,717 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 20:08:00,717 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 20:08:00,717 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 20:08:00,717 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_8a6fb02b-dc2e-4d43-8512-841fd01f3831/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a6fb02b-dc2e-4d43-8512-841fd01f3831/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0209c9293388eb915387172d6fa3be69dfb35a1de5258b69ac610130c33e2610 [2022-12-14 20:08:00,905 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 20:08:00,921 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 20:08:00,923 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 20:08:00,924 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 20:08:00,924 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 20:08:00,925 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a6fb02b-dc2e-4d43-8512-841fd01f3831/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/float-benchs/Muller_Kahan.c.p+cfa-reducer.c [2022-12-14 20:08:03,504 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 20:08:03,641 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 20:08:03,641 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a6fb02b-dc2e-4d43-8512-841fd01f3831/sv-benchmarks/c/float-benchs/Muller_Kahan.c.p+cfa-reducer.c [2022-12-14 20:08:03,645 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a6fb02b-dc2e-4d43-8512-841fd01f3831/bin/ukojak-rkRKPMF4O4/data/b6dae66ab/dd798359a4754e37956e314c3e5d0a3a/FLAG89f421f0a [2022-12-14 20:08:04,059 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a6fb02b-dc2e-4d43-8512-841fd01f3831/bin/ukojak-rkRKPMF4O4/data/b6dae66ab/dd798359a4754e37956e314c3e5d0a3a [2022-12-14 20:08:04,063 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 20:08:04,064 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 20:08:04,065 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 20:08:04,065 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 20:08:04,068 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 20:08:04,068 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 08:08:04" (1/1) ... [2022-12-14 20:08:04,069 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@387bd468 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:08:04, skipping insertion in model container [2022-12-14 20:08:04,069 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 08:08:04" (1/1) ... [2022-12-14 20:08:04,075 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 20:08:04,088 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 20:08:04,193 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_8a6fb02b-dc2e-4d43-8512-841fd01f3831/sv-benchmarks/c/float-benchs/Muller_Kahan.c.p+cfa-reducer.c[964,977] [2022-12-14 20:08:04,197 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 20:08:04,204 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 20:08:04,214 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_8a6fb02b-dc2e-4d43-8512-841fd01f3831/sv-benchmarks/c/float-benchs/Muller_Kahan.c.p+cfa-reducer.c[964,977] [2022-12-14 20:08:04,215 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 20:08:04,224 INFO L208 MainTranslator]: Completed translation [2022-12-14 20:08:04,224 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:08:04 WrapperNode [2022-12-14 20:08:04,224 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 20:08:04,225 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 20:08:04,225 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 20:08:04,225 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 20:08:04,230 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:08:04" (1/1) ... [2022-12-14 20:08:04,235 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:08:04" (1/1) ... [2022-12-14 20:08:04,245 INFO L138 Inliner]: procedures = 12, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 44 [2022-12-14 20:08:04,245 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 20:08:04,245 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 20:08:04,245 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 20:08:04,245 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 20:08:04,251 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:08:04" (1/1) ... [2022-12-14 20:08:04,252 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:08:04" (1/1) ... [2022-12-14 20:08:04,252 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:08:04" (1/1) ... [2022-12-14 20:08:04,252 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:08:04" (1/1) ... [2022-12-14 20:08:04,254 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:08:04" (1/1) ... [2022-12-14 20:08:04,256 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:08:04" (1/1) ... [2022-12-14 20:08:04,256 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:08:04" (1/1) ... [2022-12-14 20:08:04,257 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:08:04" (1/1) ... [2022-12-14 20:08:04,257 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 20:08:04,258 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 20:08:04,258 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 20:08:04,258 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 20:08:04,259 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:08:04" (1/1) ... [2022-12-14 20:08:04,263 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 20:08:04,270 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a6fb02b-dc2e-4d43-8512-841fd01f3831/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 20:08:04,282 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a6fb02b-dc2e-4d43-8512-841fd01f3831/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 20:08:04,284 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a6fb02b-dc2e-4d43-8512-841fd01f3831/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 20:08:04,319 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 20:08:04,320 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 20:08:04,320 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 20:08:04,320 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 20:08:04,368 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 20:08:04,370 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 20:08:04,431 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 20:08:04,440 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 20:08:04,440 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-12-14 20:08:04,442 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 08:08:04 BoogieIcfgContainer [2022-12-14 20:08:04,442 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 20:08:04,442 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 20:08:04,442 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 20:08:04,449 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 20:08:04,449 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 08:08:04" (1/1) ... [2022-12-14 20:08:04,455 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 20:08:04,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:08:04,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 11 states and 14 transitions. [2022-12-14 20:08:04,491 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 14 transitions. [2022-12-14 20:08:04,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-12-14 20:08:04,493 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:08:04,493 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:08:04,531 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Sort Real 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.NonDeclaringTermTransferrer.transferSorts(NonDeclaringTermTransferrer.java:117) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.DeclarableFunctionSymbol.defineOrDeclare(DeclarableFunctionSymbol.java:158) 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 20:08:04,534 INFO L158 Benchmark]: Toolchain (without parser) took 469.51ms. Allocated memory is still 127.9MB. Free memory was 97.9MB in the beginning and 98.2MB in the end (delta: -290.3kB). Peak memory consumption was 29.5MB. Max. memory is 16.1GB. [2022-12-14 20:08:04,534 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 98.6MB. Free memory is still 53.4MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 20:08:04,534 INFO L158 Benchmark]: CACSL2BoogieTranslator took 159.87ms. Allocated memory is still 127.9MB. Free memory was 97.7MB in the beginning and 87.6MB in the end (delta: 10.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-12-14 20:08:04,535 INFO L158 Benchmark]: Boogie Procedure Inliner took 20.10ms. Allocated memory is still 127.9MB. Free memory was 87.6MB in the beginning and 85.9MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 20:08:04,535 INFO L158 Benchmark]: Boogie Preprocessor took 12.18ms. Allocated memory is still 127.9MB. Free memory was 85.9MB in the beginning and 85.1MB in the end (delta: 848.8kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 20:08:04,536 INFO L158 Benchmark]: RCFGBuilder took 183.84ms. Allocated memory is still 127.9MB. Free memory was 84.8MB in the beginning and 75.7MB in the end (delta: 9.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-12-14 20:08:04,536 INFO L158 Benchmark]: CodeCheck took 90.34ms. Allocated memory is still 127.9MB. Free memory was 75.4MB in the beginning and 98.2MB in the end (delta: -22.7MB). Peak memory consumption was 6.4MB. Max. memory is 16.1GB. [2022-12-14 20:08:04,538 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: SMTLIBException: Sort Real not declared de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: SMTLIBException: Sort Real 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 0.14ms. Allocated memory is still 98.6MB. Free memory is still 53.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 159.87ms. Allocated memory is still 127.9MB. Free memory was 97.7MB in the beginning and 87.6MB in the end (delta: 10.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 20.10ms. Allocated memory is still 127.9MB. Free memory was 87.6MB in the beginning and 85.9MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 12.18ms. Allocated memory is still 127.9MB. Free memory was 85.9MB in the beginning and 85.1MB in the end (delta: 848.8kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 183.84ms. Allocated memory is still 127.9MB. Free memory was 84.8MB in the beginning and 75.7MB in the end (delta: 9.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 90.34ms. Allocated memory is still 127.9MB. Free memory was 75.4MB in the beginning and 98.2MB in the end (delta: -22.7MB). Peak memory consumption was 6.4MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-12-14 20:08:04,552 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a6fb02b-dc2e-4d43-8512-841fd01f3831/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 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_8a6fb02b-dc2e-4d43-8512-841fd01f3831/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a6fb02b-dc2e-4d43-8512-841fd01f3831/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_8a6fb02b-dc2e-4d43-8512-841fd01f3831/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a6fb02b-dc2e-4d43-8512-841fd01f3831/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/Muller_Kahan.c.p+cfa-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a6fb02b-dc2e-4d43-8512-841fd01f3831/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_8a6fb02b-dc2e-4d43-8512-841fd01f3831/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 0209c9293388eb915387172d6fa3be69dfb35a1de5258b69ac610130c33e2610 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-14 20:08:06,009 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 20:08:06,010 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 20:08:06,029 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 20:08:06,029 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 20:08:06,030 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 20:08:06,031 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 20:08:06,032 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 20:08:06,033 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 20:08:06,034 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 20:08:06,035 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 20:08:06,036 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 20:08:06,036 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 20:08:06,037 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 20:08:06,038 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 20:08:06,039 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 20:08:06,039 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 20:08:06,040 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 20:08:06,041 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 20:08:06,043 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 20:08:06,044 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 20:08:06,045 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 20:08:06,046 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 20:08:06,046 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 20:08:06,049 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 20:08:06,049 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 20:08:06,049 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 20:08:06,050 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 20:08:06,050 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 20:08:06,051 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 20:08:06,052 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 20:08:06,052 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 20:08:06,053 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 20:08:06,053 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 20:08:06,054 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 20:08:06,054 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 20:08:06,055 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 20:08:06,055 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 20:08:06,055 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 20:08:06,056 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 20:08:06,056 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 20:08:06,057 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a6fb02b-dc2e-4d43-8512-841fd01f3831/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2022-12-14 20:08:06,073 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 20:08:06,073 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 20:08:06,074 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 20:08:06,074 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 20:08:06,074 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 20:08:06,075 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 20:08:06,075 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 20:08:06,075 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 20:08:06,075 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 20:08:06,075 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 20:08:06,075 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 20:08:06,075 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 20:08:06,075 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 20:08:06,076 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-14 20:08:06,076 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-14 20:08:06,076 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-14 20:08:06,076 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 20:08:06,076 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 20:08:06,076 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 20:08:06,076 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 20:08:06,076 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 20:08:06,076 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 20:08:06,077 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 20:08:06,077 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 20:08:06,077 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 20:08:06,077 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 20:08:06,077 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 20:08:06,077 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-12-14 20:08:06,077 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-14 20:08:06,078 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 20:08:06,078 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-12-14 20:08:06,078 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-14 20:08:06,078 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_8a6fb02b-dc2e-4d43-8512-841fd01f3831/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a6fb02b-dc2e-4d43-8512-841fd01f3831/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0209c9293388eb915387172d6fa3be69dfb35a1de5258b69ac610130c33e2610 [2022-12-14 20:08:06,313 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 20:08:06,332 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 20:08:06,334 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 20:08:06,335 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 20:08:06,336 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 20:08:06,337 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a6fb02b-dc2e-4d43-8512-841fd01f3831/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/float-benchs/Muller_Kahan.c.p+cfa-reducer.c [2022-12-14 20:08:08,906 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 20:08:09,073 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 20:08:09,074 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a6fb02b-dc2e-4d43-8512-841fd01f3831/sv-benchmarks/c/float-benchs/Muller_Kahan.c.p+cfa-reducer.c [2022-12-14 20:08:09,081 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a6fb02b-dc2e-4d43-8512-841fd01f3831/bin/ukojak-rkRKPMF4O4/data/7c82aec4a/38d9c3d073094c85ab853ad90759b24d/FLAG7c52bfa2e [2022-12-14 20:08:09,096 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a6fb02b-dc2e-4d43-8512-841fd01f3831/bin/ukojak-rkRKPMF4O4/data/7c82aec4a/38d9c3d073094c85ab853ad90759b24d [2022-12-14 20:08:09,099 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 20:08:09,101 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 20:08:09,102 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 20:08:09,102 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 20:08:09,106 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 20:08:09,107 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 08:08:09" (1/1) ... [2022-12-14 20:08:09,108 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5c103c08 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:08:09, skipping insertion in model container [2022-12-14 20:08:09,108 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 08:08:09" (1/1) ... [2022-12-14 20:08:09,116 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 20:08:09,128 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 20:08:09,239 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_8a6fb02b-dc2e-4d43-8512-841fd01f3831/sv-benchmarks/c/float-benchs/Muller_Kahan.c.p+cfa-reducer.c[964,977] [2022-12-14 20:08:09,243 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 20:08:09,255 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 20:08:09,266 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_8a6fb02b-dc2e-4d43-8512-841fd01f3831/sv-benchmarks/c/float-benchs/Muller_Kahan.c.p+cfa-reducer.c[964,977] [2022-12-14 20:08:09,267 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 20:08:09,278 INFO L208 MainTranslator]: Completed translation [2022-12-14 20:08:09,278 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:08:09 WrapperNode [2022-12-14 20:08:09,278 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 20:08:09,279 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 20:08:09,279 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 20:08:09,279 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 20:08:09,285 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:08:09" (1/1) ... [2022-12-14 20:08:09,291 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:08:09" (1/1) ... [2022-12-14 20:08:09,304 INFO L138 Inliner]: procedures = 13, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 45 [2022-12-14 20:08:09,304 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 20:08:09,304 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 20:08:09,305 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 20:08:09,305 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 20:08:09,311 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:08:09" (1/1) ... [2022-12-14 20:08:09,311 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:08:09" (1/1) ... [2022-12-14 20:08:09,313 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:08:09" (1/1) ... [2022-12-14 20:08:09,313 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:08:09" (1/1) ... [2022-12-14 20:08:09,317 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:08:09" (1/1) ... [2022-12-14 20:08:09,319 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:08:09" (1/1) ... [2022-12-14 20:08:09,320 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:08:09" (1/1) ... [2022-12-14 20:08:09,321 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:08:09" (1/1) ... [2022-12-14 20:08:09,322 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 20:08:09,323 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 20:08:09,323 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 20:08:09,323 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 20:08:09,324 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:08:09" (1/1) ... [2022-12-14 20:08:09,329 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 20:08:09,339 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a6fb02b-dc2e-4d43-8512-841fd01f3831/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 20:08:09,349 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a6fb02b-dc2e-4d43-8512-841fd01f3831/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 20:08:09,352 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a6fb02b-dc2e-4d43-8512-841fd01f3831/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 20:08:09,385 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 20:08:09,385 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 20:08:09,385 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 20:08:09,385 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-12-14 20:08:09,453 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 20:08:09,454 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 20:08:20,277 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 20:08:20,300 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 20:08:20,300 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-12-14 20:08:20,302 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 08:08:20 BoogieIcfgContainer [2022-12-14 20:08:20,302 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 20:08:20,303 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 20:08:20,303 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 20:08:20,311 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 20:08:20,311 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 08:08:20" (1/1) ... [2022-12-14 20:08:20,319 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 20:08:20,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:08:20,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 11 states and 14 transitions. [2022-12-14 20:08:20,367 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 14 transitions. [2022-12-14 20:08:20,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-12-14 20:08:20,369 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:08:20,369 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:08:20,397 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 20:08:20,399 INFO L158 Benchmark]: Toolchain (without parser) took 11298.31ms. Allocated memory is still 75.5MB. Free memory was 54.5MB in the beginning and 43.1MB in the end (delta: 11.5MB). Peak memory consumption was 10.3MB. Max. memory is 16.1GB. [2022-12-14 20:08:20,400 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 56.6MB. Free memory is still 34.7MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 20:08:20,400 INFO L158 Benchmark]: CACSL2BoogieTranslator took 176.18ms. Allocated memory is still 75.5MB. Free memory was 54.3MB in the beginning and 43.7MB in the end (delta: 10.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-12-14 20:08:20,401 INFO L158 Benchmark]: Boogie Procedure Inliner took 25.10ms. Allocated memory is still 75.5MB. Free memory was 43.5MB in the beginning and 42.2MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 20:08:20,402 INFO L158 Benchmark]: Boogie Preprocessor took 18.05ms. Allocated memory is still 75.5MB. Free memory was 42.2MB in the beginning and 40.8MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 20:08:20,402 INFO L158 Benchmark]: RCFGBuilder took 10979.25ms. Allocated memory is still 75.5MB. Free memory was 40.8MB in the beginning and 49.1MB in the end (delta: -8.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-12-14 20:08:20,403 INFO L158 Benchmark]: CodeCheck took 95.55ms. Allocated memory is still 75.5MB. Free memory was 49.1MB in the beginning and 43.4MB in the end (delta: 5.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-12-14 20:08:20,406 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 0.14ms. Allocated memory is still 56.6MB. Free memory is still 34.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 176.18ms. Allocated memory is still 75.5MB. Free memory was 54.3MB in the beginning and 43.7MB in the end (delta: 10.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 25.10ms. Allocated memory is still 75.5MB. Free memory was 43.5MB in the beginning and 42.2MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 18.05ms. Allocated memory is still 75.5MB. Free memory was 42.2MB in the beginning and 40.8MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 10979.25ms. Allocated memory is still 75.5MB. Free memory was 40.8MB in the beginning and 49.1MB in the end (delta: -8.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * CodeCheck took 95.55ms. Allocated memory is still 75.5MB. Free memory was 49.1MB in the beginning and 43.4MB in the end (delta: 5.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-12-14 20:08:20,582 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a6fb02b-dc2e-4d43-8512-841fd01f3831/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