./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.adding.2.prop1-back-serstep.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b5237d83 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5de9302-f705-4df2-a9d9-b9e830a8bdac/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5de9302-f705-4df2-a9d9-b9e830a8bdac/bin/ukojak-jW3SillKbg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5de9302-f705-4df2-a9d9-b9e830a8bdac/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5de9302-f705-4df2-a9d9-b9e830a8bdac/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.adding.2.prop1-back-serstep.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5de9302-f705-4df2-a9d9-b9e830a8bdac/bin/ukojak-jW3SillKbg/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5de9302-f705-4df2-a9d9-b9e830a8bdac/bin/ukojak-jW3SillKbg --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 64bit --witnessprinter.graph.data.programhash da3c7b18fba80ae831b0cd08c5cdc7006df02217d3f1f102a3efb1e038053259 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-b5237d8 [2022-11-21 21:46:54,668 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 21:46:54,670 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 21:46:54,702 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 21:46:54,704 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 21:46:54,708 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 21:46:54,710 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 21:46:54,713 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 21:46:54,715 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 21:46:54,720 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 21:46:54,721 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 21:46:54,724 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 21:46:54,724 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 21:46:54,728 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 21:46:54,729 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 21:46:54,730 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 21:46:54,732 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 21:46:54,733 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 21:46:54,735 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 21:46:54,740 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 21:46:54,742 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 21:46:54,744 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 21:46:54,745 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 21:46:54,746 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 21:46:54,754 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 21:46:54,755 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 21:46:54,756 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 21:46:54,757 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 21:46:54,758 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 21:46:54,760 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 21:46:54,760 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 21:46:54,761 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 21:46:54,762 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 21:46:54,763 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 21:46:54,765 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 21:46:54,765 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 21:46:54,765 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 21:46:54,766 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 21:46:54,766 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 21:46:54,767 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 21:46:54,768 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 21:46:54,769 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5de9302-f705-4df2-a9d9-b9e830a8bdac/bin/ukojak-jW3SillKbg/config/svcomp-Reach-64bit-Kojak_Default.epf [2022-11-21 21:46:54,799 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 21:46:54,799 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 21:46:54,800 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 21:46:54,800 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 21:46:54,801 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 21:46:54,818 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 21:46:54,819 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 21:46:54,819 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 21:46:54,819 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 21:46:54,819 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 21:46:54,820 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 21:46:54,820 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 21:46:54,820 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 21:46:54,820 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 21:46:54,820 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 21:46:54,821 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 21:46:54,821 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 21:46:54,821 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 21:46:54,821 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 21:46:54,821 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 21:46:54,822 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 21:46:54,822 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 21:46:54,822 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-21 21:46:54,822 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-21 21:46:54,822 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 21:46:54,823 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_b5de9302-f705-4df2-a9d9-b9e830a8bdac/bin/ukojak-jW3SillKbg/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5de9302-f705-4df2-a9d9-b9e830a8bdac/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> da3c7b18fba80ae831b0cd08c5cdc7006df02217d3f1f102a3efb1e038053259 [2022-11-21 21:46:55,086 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 21:46:55,110 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 21:46:55,114 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 21:46:55,116 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 21:46:55,117 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 21:46:55,118 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5de9302-f705-4df2-a9d9-b9e830a8bdac/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.adding.2.prop1-back-serstep.c [2022-11-21 21:46:58,142 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 21:46:58,411 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 21:46:58,412 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5de9302-f705-4df2-a9d9-b9e830a8bdac/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.adding.2.prop1-back-serstep.c [2022-11-21 21:46:58,423 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5de9302-f705-4df2-a9d9-b9e830a8bdac/bin/ukojak-jW3SillKbg/data/7b9321822/0edddd7d4cf3498097c16709d7e2099f/FLAGffb570650 [2022-11-21 21:46:58,442 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5de9302-f705-4df2-a9d9-b9e830a8bdac/bin/ukojak-jW3SillKbg/data/7b9321822/0edddd7d4cf3498097c16709d7e2099f [2022-11-21 21:46:58,447 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 21:46:58,450 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 21:46:58,452 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 21:46:58,452 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 21:46:58,457 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 21:46:58,457 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 09:46:58" (1/1) ... [2022-11-21 21:46:58,458 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@53328590 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:46:58, skipping insertion in model container [2022-11-21 21:46:58,459 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 09:46:58" (1/1) ... [2022-11-21 21:46:58,466 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 21:46:58,516 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 21:46:58,652 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_b5de9302-f705-4df2-a9d9-b9e830a8bdac/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.adding.2.prop1-back-serstep.c[1014,1027] [2022-11-21 21:46:58,825 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 21:46:58,830 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 21:46:58,839 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_b5de9302-f705-4df2-a9d9-b9e830a8bdac/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.adding.2.prop1-back-serstep.c[1014,1027] [2022-11-21 21:46:58,924 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 21:46:58,936 INFO L208 MainTranslator]: Completed translation [2022-11-21 21:46:58,937 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:46:58 WrapperNode [2022-11-21 21:46:58,937 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 21:46:58,938 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 21:46:58,938 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 21:46:58,938 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 21:46:58,945 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:46:58" (1/1) ... [2022-11-21 21:46:58,960 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:46:58" (1/1) ... [2022-11-21 21:46:59,032 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 541 [2022-11-21 21:46:59,033 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 21:46:59,033 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 21:46:59,033 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 21:46:59,034 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 21:46:59,041 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:46:58" (1/1) ... [2022-11-21 21:46:59,042 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:46:58" (1/1) ... [2022-11-21 21:46:59,051 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:46:58" (1/1) ... [2022-11-21 21:46:59,051 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:46:58" (1/1) ... [2022-11-21 21:46:59,074 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:46:58" (1/1) ... [2022-11-21 21:46:59,078 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:46:58" (1/1) ... [2022-11-21 21:46:59,083 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:46:58" (1/1) ... [2022-11-21 21:46:59,087 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:46:58" (1/1) ... [2022-11-21 21:46:59,096 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 21:46:59,097 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 21:46:59,097 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 21:46:59,097 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 21:46:59,098 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:46:58" (1/1) ... [2022-11-21 21:46:59,104 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 21:46:59,115 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5de9302-f705-4df2-a9d9-b9e830a8bdac/bin/ukojak-jW3SillKbg/z3 [2022-11-21 21:46:59,128 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5de9302-f705-4df2-a9d9-b9e830a8bdac/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 21:46:59,158 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5de9302-f705-4df2-a9d9-b9e830a8bdac/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 21:46:59,189 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 21:46:59,189 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 21:46:59,366 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 21:46:59,369 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 21:47:12,560 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 21:47:12,593 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 21:47:12,595 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-21 21:47:12,598 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 09:47:12 BoogieIcfgContainer [2022-11-21 21:47:12,598 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 21:47:12,599 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-21 21:47:12,599 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-21 21:47:12,608 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-21 21:47:12,609 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 09:47:12" (1/1) ... [2022-11-21 21:47:12,622 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 21:47:12,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:47:12,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2022-11-21 21:47:12,698 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2022-11-21 21:47:12,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-21 21:47:12,700 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:47:12,701 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:47:12,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:47:14,717 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 21:47:18,864 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.12s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-21 21:47:19,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:47:19,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2022-11-21 21:47:19,418 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2022-11-21 21:47:19,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-21 21:47:19,418 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:47:19,418 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:47:26,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 21:47:26,899 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-21 21:47:33,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 21:47:43,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2022-11-21 21:47:43,646 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) [2022-11-21 21:47:43,650 INFO L158 Benchmark]: Toolchain (without parser) took 45199.80ms. Allocated memory was 176.2MB in the beginning and 520.1MB in the end (delta: 343.9MB). Free memory was 129.5MB in the beginning and 209.5MB in the end (delta: -80.0MB). Peak memory consumption was 265.6MB. Max. memory is 16.1GB. [2022-11-21 21:47:43,650 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 176.2MB. Free memory is still 146.3MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 21:47:43,651 INFO L158 Benchmark]: CACSL2BoogieTranslator took 484.94ms. Allocated memory is still 176.2MB. Free memory was 129.5MB in the beginning and 105.5MB in the end (delta: 24.0MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2022-11-21 21:47:43,651 INFO L158 Benchmark]: Boogie Procedure Inliner took 95.06ms. Allocated memory is still 176.2MB. Free memory was 105.5MB in the beginning and 98.0MB in the end (delta: 7.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-21 21:47:43,652 INFO L158 Benchmark]: Boogie Preprocessor took 62.94ms. Allocated memory is still 176.2MB. Free memory was 98.0MB in the beginning and 93.9MB in the end (delta: 4.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-21 21:47:43,652 INFO L158 Benchmark]: RCFGBuilder took 13500.95ms. Allocated memory was 176.2MB in the beginning and 432.0MB in the end (delta: 255.9MB). Free memory was 93.9MB in the beginning and 357.3MB in the end (delta: -263.4MB). Peak memory consumption was 219.6MB. Max. memory is 16.1GB. [2022-11-21 21:47:43,653 INFO L158 Benchmark]: CodeCheck took 31049.82ms. Allocated memory was 432.0MB in the beginning and 520.1MB in the end (delta: 88.1MB). Free memory was 357.3MB in the beginning and 209.5MB in the end (delta: 147.8MB). Peak memory consumption was 235.9MB. Max. memory is 16.1GB. [2022-11-21 21:47:43,661 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 0.25ms. Allocated memory is still 176.2MB. Free memory is still 146.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 484.94ms. Allocated memory is still 176.2MB. Free memory was 129.5MB in the beginning and 105.5MB in the end (delta: 24.0MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 95.06ms. Allocated memory is still 176.2MB. Free memory was 105.5MB in the beginning and 98.0MB in the end (delta: 7.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 62.94ms. Allocated memory is still 176.2MB. Free memory was 98.0MB in the beginning and 93.9MB in the end (delta: 4.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 13500.95ms. Allocated memory was 176.2MB in the beginning and 432.0MB in the end (delta: 255.9MB). Free memory was 93.9MB in the beginning and 357.3MB in the end (delta: -263.4MB). Peak memory consumption was 219.6MB. Max. memory is 16.1GB. * CodeCheck took 31049.82ms. Allocated memory was 432.0MB in the beginning and 520.1MB in the end (delta: 88.1MB). Free memory was 357.3MB in the beginning and 209.5MB in the end (delta: 147.8MB). Peak memory consumption was 235.9MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-21 21:47:43,685 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5de9302-f705-4df2-a9d9-b9e830a8bdac/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with 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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5de9302-f705-4df2-a9d9-b9e830a8bdac/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5de9302-f705-4df2-a9d9-b9e830a8bdac/bin/ukojak-jW3SillKbg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5de9302-f705-4df2-a9d9-b9e830a8bdac/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5de9302-f705-4df2-a9d9-b9e830a8bdac/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.adding.2.prop1-back-serstep.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5de9302-f705-4df2-a9d9-b9e830a8bdac/bin/ukojak-jW3SillKbg/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5de9302-f705-4df2-a9d9-b9e830a8bdac/bin/ukojak-jW3SillKbg --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 64bit --witnessprinter.graph.data.programhash da3c7b18fba80ae831b0cd08c5cdc7006df02217d3f1f102a3efb1e038053259 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-b5237d8 [2022-11-21 21:47:46,085 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 21:47:46,090 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 21:47:46,118 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 21:47:46,120 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 21:47:46,124 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 21:47:46,130 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 21:47:46,133 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 21:47:46,135 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 21:47:46,141 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 21:47:46,143 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 21:47:46,144 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 21:47:46,145 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 21:47:46,147 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 21:47:46,148 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 21:47:46,151 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 21:47:46,154 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 21:47:46,155 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 21:47:46,157 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 21:47:46,161 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 21:47:46,165 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 21:47:46,170 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 21:47:46,171 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 21:47:46,174 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 21:47:46,177 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 21:47:46,179 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 21:47:46,179 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 21:47:46,180 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 21:47:46,181 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 21:47:46,182 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 21:47:46,183 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 21:47:46,184 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 21:47:46,185 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 21:47:46,187 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 21:47:46,201 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 21:47:46,202 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 21:47:46,203 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 21:47:46,204 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 21:47:46,204 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 21:47:46,205 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 21:47:46,205 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 21:47:46,208 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5de9302-f705-4df2-a9d9-b9e830a8bdac/bin/ukojak-jW3SillKbg/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2022-11-21 21:47:46,244 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 21:47:46,244 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 21:47:46,246 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 21:47:46,246 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 21:47:46,247 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 21:47:46,247 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 21:47:46,247 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 21:47:46,247 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 21:47:46,248 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 21:47:46,248 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 21:47:46,249 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 21:47:46,249 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-21 21:47:46,249 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-21 21:47:46,249 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-21 21:47:46,250 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 21:47:46,250 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 21:47:46,250 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 21:47:46,250 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 21:47:46,250 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 21:47:46,251 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 21:47:46,251 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 21:47:46,251 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 21:47:46,251 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 21:47:46,251 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 21:47:46,252 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-21 21:47:46,252 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-21 21:47:46,252 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 21:47:46,252 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-21 21:47:46,253 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-21 21:47:46,253 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_b5de9302-f705-4df2-a9d9-b9e830a8bdac/bin/ukojak-jW3SillKbg/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5de9302-f705-4df2-a9d9-b9e830a8bdac/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> da3c7b18fba80ae831b0cd08c5cdc7006df02217d3f1f102a3efb1e038053259 [2022-11-21 21:47:46,597 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 21:47:46,634 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 21:47:46,638 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 21:47:46,639 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 21:47:46,640 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 21:47:46,642 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5de9302-f705-4df2-a9d9-b9e830a8bdac/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.adding.2.prop1-back-serstep.c [2022-11-21 21:47:49,663 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 21:47:49,866 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 21:47:49,867 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5de9302-f705-4df2-a9d9-b9e830a8bdac/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.adding.2.prop1-back-serstep.c [2022-11-21 21:47:49,878 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5de9302-f705-4df2-a9d9-b9e830a8bdac/bin/ukojak-jW3SillKbg/data/4b3717f26/11217596bb4546d49edc93c66306c7e0/FLAGde24e549a [2022-11-21 21:47:49,893 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5de9302-f705-4df2-a9d9-b9e830a8bdac/bin/ukojak-jW3SillKbg/data/4b3717f26/11217596bb4546d49edc93c66306c7e0 [2022-11-21 21:47:49,900 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 21:47:49,904 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 21:47:49,905 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 21:47:49,905 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 21:47:49,908 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 21:47:49,909 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 09:47:49" (1/1) ... [2022-11-21 21:47:49,910 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b57ac42 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:47:49, skipping insertion in model container [2022-11-21 21:47:49,910 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 09:47:49" (1/1) ... [2022-11-21 21:47:49,917 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 21:47:49,953 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 21:47:50,103 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_b5de9302-f705-4df2-a9d9-b9e830a8bdac/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.adding.2.prop1-back-serstep.c[1014,1027] [2022-11-21 21:47:50,280 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 21:47:50,286 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 21:47:50,302 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_b5de9302-f705-4df2-a9d9-b9e830a8bdac/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.adding.2.prop1-back-serstep.c[1014,1027] [2022-11-21 21:47:50,389 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 21:47:50,401 INFO L208 MainTranslator]: Completed translation [2022-11-21 21:47:50,402 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:47:50 WrapperNode [2022-11-21 21:47:50,402 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 21:47:50,404 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 21:47:50,404 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 21:47:50,404 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 21:47:50,412 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:47:50" (1/1) ... [2022-11-21 21:47:50,427 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:47:50" (1/1) ... [2022-11-21 21:47:50,467 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 541 [2022-11-21 21:47:50,468 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 21:47:50,469 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 21:47:50,469 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 21:47:50,469 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 21:47:50,478 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:47:50" (1/1) ... [2022-11-21 21:47:50,478 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:47:50" (1/1) ... [2022-11-21 21:47:50,485 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:47:50" (1/1) ... [2022-11-21 21:47:50,485 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:47:50" (1/1) ... [2022-11-21 21:47:50,500 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:47:50" (1/1) ... [2022-11-21 21:47:50,504 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:47:50" (1/1) ... [2022-11-21 21:47:50,507 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:47:50" (1/1) ... [2022-11-21 21:47:50,509 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:47:50" (1/1) ... [2022-11-21 21:47:50,536 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 21:47:50,537 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 21:47:50,538 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 21:47:50,538 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 21:47:50,538 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:47:50" (1/1) ... [2022-11-21 21:47:50,544 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 21:47:50,569 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5de9302-f705-4df2-a9d9-b9e830a8bdac/bin/ukojak-jW3SillKbg/z3 [2022-11-21 21:47:50,596 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5de9302-f705-4df2-a9d9-b9e830a8bdac/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 21:47:50,618 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5de9302-f705-4df2-a9d9-b9e830a8bdac/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 21:47:50,644 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 21:47:50,646 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 21:47:50,860 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 21:47:50,862 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 21:47:51,591 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 21:47:51,613 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 21:47:51,614 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-21 21:47:51,616 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 09:47:51 BoogieIcfgContainer [2022-11-21 21:47:51,616 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 21:47:51,617 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-21 21:47:51,617 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-21 21:47:51,627 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-21 21:47:51,627 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 09:47:51" (1/1) ... [2022-11-21 21:47:51,636 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 21:47:51,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:47:51,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2022-11-21 21:47:51,695 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2022-11-21 21:47:51,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-21 21:47:51,698 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:47:51,698 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:47:51,743 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) [2022-11-21 21:47:51,750 INFO L158 Benchmark]: Toolchain (without parser) took 1845.22ms. Allocated memory was 65.0MB in the beginning and 90.2MB in the end (delta: 25.2MB). Free memory was 34.8MB in the beginning and 41.7MB in the end (delta: -6.9MB). Peak memory consumption was 17.3MB. Max. memory is 16.1GB. [2022-11-21 21:47:51,751 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 65.0MB. Free memory is still 43.5MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 21:47:51,751 INFO L158 Benchmark]: CACSL2BoogieTranslator took 497.65ms. Allocated memory was 65.0MB in the beginning and 90.2MB in the end (delta: 25.2MB). Free memory was 34.7MB in the beginning and 54.2MB in the end (delta: -19.6MB). Peak memory consumption was 7.7MB. Max. memory is 16.1GB. [2022-11-21 21:47:51,752 INFO L158 Benchmark]: Boogie Procedure Inliner took 64.43ms. Allocated memory is still 90.2MB. Free memory was 54.2MB in the beginning and 49.5MB in the end (delta: 4.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-21 21:47:51,753 INFO L158 Benchmark]: Boogie Preprocessor took 68.16ms. Allocated memory is still 90.2MB. Free memory was 49.5MB in the beginning and 68.1MB in the end (delta: -18.6MB). Peak memory consumption was 7.7MB. Max. memory is 16.1GB. [2022-11-21 21:47:51,754 INFO L158 Benchmark]: RCFGBuilder took 1079.01ms. Allocated memory is still 90.2MB. Free memory was 68.1MB in the beginning and 47.7MB in the end (delta: 20.4MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2022-11-21 21:47:51,755 INFO L158 Benchmark]: CodeCheck took 131.34ms. Allocated memory is still 90.2MB. Free memory was 47.7MB in the beginning and 41.7MB in the end (delta: 6.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-21 21:47:51,759 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 0.17ms. Allocated memory is still 65.0MB. Free memory is still 43.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 497.65ms. Allocated memory was 65.0MB in the beginning and 90.2MB in the end (delta: 25.2MB). Free memory was 34.7MB in the beginning and 54.2MB in the end (delta: -19.6MB). Peak memory consumption was 7.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 64.43ms. Allocated memory is still 90.2MB. Free memory was 54.2MB in the beginning and 49.5MB in the end (delta: 4.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 68.16ms. Allocated memory is still 90.2MB. Free memory was 49.5MB in the beginning and 68.1MB in the end (delta: -18.6MB). Peak memory consumption was 7.7MB. Max. memory is 16.1GB. * RCFGBuilder took 1079.01ms. Allocated memory is still 90.2MB. Free memory was 68.1MB in the beginning and 47.7MB in the end (delta: 20.4MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * CodeCheck took 131.34ms. Allocated memory is still 90.2MB. Free memory was 47.7MB in the beginning and 41.7MB in the end (delta: 6.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-21 21:47:51,783 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5de9302-f705-4df2-a9d9-b9e830a8bdac/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared