./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.schedule_world.1.prop1-back-serstep.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e04fb08f 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_e91adea8-446c-45f1-ba90-50c56af65501/bin/ukojak-CydTVMUXoH/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e91adea8-446c-45f1-ba90-50c56af65501/bin/ukojak-CydTVMUXoH/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e91adea8-446c-45f1-ba90-50c56af65501/bin/ukojak-CydTVMUXoH/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e91adea8-446c-45f1-ba90-50c56af65501/bin/ukojak-CydTVMUXoH/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.schedule_world.1.prop1-back-serstep.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e91adea8-446c-45f1-ba90-50c56af65501/bin/ukojak-CydTVMUXoH/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e91adea8-446c-45f1-ba90-50c56af65501/bin/ukojak-CydTVMUXoH --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 349a8a8de207cb05d37ad5654a122e4b75034b888bfe7c87de3c203fd3bd07a9 --- 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-e04fb08 [2022-11-16 08:35:25,755 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 08:35:25,757 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 08:35:25,775 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 08:35:25,776 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 08:35:25,777 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 08:35:25,778 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 08:35:25,780 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 08:35:25,782 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 08:35:25,783 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 08:35:25,784 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 08:35:25,785 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 08:35:25,786 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 08:35:25,787 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 08:35:25,788 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 08:35:25,789 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 08:35:25,790 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 08:35:25,791 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 08:35:25,793 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 08:35:25,799 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 08:35:25,800 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 08:35:25,805 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 08:35:25,807 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 08:35:25,807 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 08:35:25,813 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 08:35:25,818 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 08:35:25,819 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 08:35:25,820 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 08:35:25,820 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 08:35:25,821 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 08:35:25,823 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 08:35:25,824 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 08:35:25,825 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 08:35:25,827 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 08:35:25,829 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 08:35:25,829 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 08:35:25,830 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 08:35:25,830 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 08:35:25,831 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 08:35:25,832 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 08:35:25,832 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 08:35:25,833 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e91adea8-446c-45f1-ba90-50c56af65501/bin/ukojak-CydTVMUXoH/config/svcomp-Reach-64bit-Kojak_Default.epf [2022-11-16 08:35:25,881 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 08:35:25,881 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 08:35:25,883 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-16 08:35:25,884 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-16 08:35:25,884 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-16 08:35:25,885 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-16 08:35:25,885 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 08:35:25,886 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-16 08:35:25,886 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 08:35:25,886 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-16 08:35:25,887 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-16 08:35:25,888 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-16 08:35:25,888 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-16 08:35:25,888 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 08:35:25,889 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-16 08:35:25,889 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-16 08:35:25,889 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-16 08:35:25,890 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 08:35:25,890 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-16 08:35:25,890 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 08:35:25,891 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-16 08:35:25,891 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-16 08:35:25,891 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-16 08:35:25,892 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-16 08:35:25,892 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-16 08:35:25,892 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_e91adea8-446c-45f1-ba90-50c56af65501/bin/ukojak-CydTVMUXoH/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e91adea8-446c-45f1-ba90-50c56af65501/bin/ukojak-CydTVMUXoH Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 349a8a8de207cb05d37ad5654a122e4b75034b888bfe7c87de3c203fd3bd07a9 [2022-11-16 08:35:26,205 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 08:35:26,230 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 08:35:26,233 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 08:35:26,235 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 08:35:26,236 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 08:35:26,237 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e91adea8-446c-45f1-ba90-50c56af65501/bin/ukojak-CydTVMUXoH/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.schedule_world.1.prop1-back-serstep.c [2022-11-16 08:35:26,316 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e91adea8-446c-45f1-ba90-50c56af65501/bin/ukojak-CydTVMUXoH/data/3924082bc/c8e2b2e7f64d4b90b201098d68a7c61e/FLAG0b67b23e2 [2022-11-16 08:35:27,024 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 08:35:27,024 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e91adea8-446c-45f1-ba90-50c56af65501/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.schedule_world.1.prop1-back-serstep.c [2022-11-16 08:35:27,039 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e91adea8-446c-45f1-ba90-50c56af65501/bin/ukojak-CydTVMUXoH/data/3924082bc/c8e2b2e7f64d4b90b201098d68a7c61e/FLAG0b67b23e2 [2022-11-16 08:35:27,182 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e91adea8-446c-45f1-ba90-50c56af65501/bin/ukojak-CydTVMUXoH/data/3924082bc/c8e2b2e7f64d4b90b201098d68a7c61e [2022-11-16 08:35:27,184 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 08:35:27,186 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 08:35:27,187 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 08:35:27,188 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 08:35:27,191 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 08:35:27,192 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 08:35:27" (1/1) ... [2022-11-16 08:35:27,193 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@15292391 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:35:27, skipping insertion in model container [2022-11-16 08:35:27,193 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 08:35:27" (1/1) ... [2022-11-16 08:35:27,201 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 08:35:27,257 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 08:35:27,490 WARN L229 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_e91adea8-446c-45f1-ba90-50c56af65501/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.schedule_world.1.prop1-back-serstep.c[1014,1027] [2022-11-16 08:35:27,933 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 08:35:27,943 INFO L203 MainTranslator]: Completed pre-run [2022-11-16 08:35:27,954 WARN L229 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_e91adea8-446c-45f1-ba90-50c56af65501/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.schedule_world.1.prop1-back-serstep.c[1014,1027] [2022-11-16 08:35:28,173 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 08:35:28,185 INFO L208 MainTranslator]: Completed translation [2022-11-16 08:35:28,186 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:35:28 WrapperNode [2022-11-16 08:35:28,186 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 08:35:28,188 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-16 08:35:28,188 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-16 08:35:28,189 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-16 08:35:28,196 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:35:28" (1/1) ... [2022-11-16 08:35:28,275 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:35:28" (1/1) ... [2022-11-16 08:35:28,467 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 3043 [2022-11-16 08:35:28,469 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-16 08:35:28,470 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-16 08:35:28,470 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-16 08:35:28,471 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-16 08:35:28,481 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:35:28" (1/1) ... [2022-11-16 08:35:28,481 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:35:28" (1/1) ... [2022-11-16 08:35:28,501 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:35:28" (1/1) ... [2022-11-16 08:35:28,502 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:35:28" (1/1) ... [2022-11-16 08:35:28,566 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:35:28" (1/1) ... [2022-11-16 08:35:28,591 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:35:28" (1/1) ... [2022-11-16 08:35:28,605 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:35:28" (1/1) ... [2022-11-16 08:35:28,627 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:35:28" (1/1) ... [2022-11-16 08:35:28,655 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-16 08:35:28,657 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-16 08:35:28,657 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-16 08:35:28,657 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-16 08:35:28,659 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:35:28" (1/1) ... [2022-11-16 08:35:28,665 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-16 08:35:28,676 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e91adea8-446c-45f1-ba90-50c56af65501/bin/ukojak-CydTVMUXoH/z3 [2022-11-16 08:35:28,694 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e91adea8-446c-45f1-ba90-50c56af65501/bin/ukojak-CydTVMUXoH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-16 08:35:28,704 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e91adea8-446c-45f1-ba90-50c56af65501/bin/ukojak-CydTVMUXoH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-16 08:35:28,749 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-16 08:35:28,750 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-16 08:35:29,224 INFO L235 CfgBuilder]: Building ICFG [2022-11-16 08:35:29,226 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-16 08:35:33,338 INFO L276 CfgBuilder]: Performing block encoding [2022-11-16 08:35:41,400 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-16 08:35:41,401 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-16 08:35:41,403 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 08:35:41 BoogieIcfgContainer [2022-11-16 08:35:41,404 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-16 08:35:41,404 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-16 08:35:41,405 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-16 08:35:41,415 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-16 08:35:41,415 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 08:35:41" (1/1) ... [2022-11-16 08:35:41,425 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 08:35:41,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:35:41,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2022-11-16 08:35:41,481 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2022-11-16 08:35:41,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-16 08:35:41,484 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:35:41,485 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:35:42,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:35:44,169 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:35:54,352 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.15s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-16 08:36:04,439 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.08s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-16 08:36:06,864 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.24s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-16 08:36:06,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:36:06,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2022-11-16 08:36:06,893 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2022-11-16 08:36:06,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-16 08:36:06,893 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:36:06,893 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:38:24,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-16 08:38:24,671 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-16 08:40:39,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-16 08:40:50,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2022-11-16 08:40:50,373 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) [2022-11-16 08:40:50,376 INFO L158 Benchmark]: Toolchain (without parser) took 323190.40ms. Allocated memory was 102.8MB in the beginning and 2.0GB in the end (delta: 1.9GB). Free memory was 77.2MB in the beginning and 1.7GB in the end (delta: -1.6GB). Peak memory consumption was 290.7MB. Max. memory is 16.1GB. [2022-11-16 08:40:50,377 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 102.8MB. Free memory is still 75.1MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 08:40:50,378 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1000.12ms. Allocated memory was 102.8MB in the beginning and 132.1MB in the end (delta: 29.4MB). Free memory was 76.9MB in the beginning and 81.4MB in the end (delta: -4.5MB). Peak memory consumption was 44.5MB. Max. memory is 16.1GB. [2022-11-16 08:40:50,379 INFO L158 Benchmark]: Boogie Procedure Inliner took 280.96ms. Allocated memory is still 132.1MB. Free memory was 81.4MB in the beginning and 83.1MB in the end (delta: -1.6MB). Peak memory consumption was 37.1MB. Max. memory is 16.1GB. [2022-11-16 08:40:50,379 INFO L158 Benchmark]: Boogie Preprocessor took 185.83ms. Allocated memory is still 132.1MB. Free memory was 83.1MB in the beginning and 69.6MB in the end (delta: 13.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-16 08:40:50,380 INFO L158 Benchmark]: RCFGBuilder took 12747.20ms. Allocated memory was 132.1MB in the beginning and 1.0GB in the end (delta: 901.8MB). Free memory was 69.6MB in the beginning and 420.3MB in the end (delta: -350.7MB). Peak memory consumption was 649.5MB. Max. memory is 16.1GB. [2022-11-16 08:40:50,381 INFO L158 Benchmark]: CodeCheck took 308971.18ms. Allocated memory was 1.0GB in the beginning and 2.0GB in the end (delta: 996.1MB). Free memory was 420.3MB in the beginning and 1.7GB in the end (delta: -1.3GB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 08:40:50,384 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 0.32ms. Allocated memory is still 102.8MB. Free memory is still 75.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1000.12ms. Allocated memory was 102.8MB in the beginning and 132.1MB in the end (delta: 29.4MB). Free memory was 76.9MB in the beginning and 81.4MB in the end (delta: -4.5MB). Peak memory consumption was 44.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 280.96ms. Allocated memory is still 132.1MB. Free memory was 81.4MB in the beginning and 83.1MB in the end (delta: -1.6MB). Peak memory consumption was 37.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 185.83ms. Allocated memory is still 132.1MB. Free memory was 83.1MB in the beginning and 69.6MB in the end (delta: 13.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * RCFGBuilder took 12747.20ms. Allocated memory was 132.1MB in the beginning and 1.0GB in the end (delta: 901.8MB). Free memory was 69.6MB in the beginning and 420.3MB in the end (delta: -350.7MB). Peak memory consumption was 649.5MB. Max. memory is 16.1GB. * CodeCheck took 308971.18ms. Allocated memory was 1.0GB in the beginning and 2.0GB in the end (delta: 996.1MB). Free memory was 420.3MB in the beginning and 1.7GB in the end (delta: -1.3GB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-16 08:40:50,428 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e91adea8-446c-45f1-ba90-50c56af65501/bin/ukojak-CydTVMUXoH/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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e91adea8-446c-45f1-ba90-50c56af65501/bin/ukojak-CydTVMUXoH/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e91adea8-446c-45f1-ba90-50c56af65501/bin/ukojak-CydTVMUXoH/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e91adea8-446c-45f1-ba90-50c56af65501/bin/ukojak-CydTVMUXoH/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e91adea8-446c-45f1-ba90-50c56af65501/bin/ukojak-CydTVMUXoH/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.schedule_world.1.prop1-back-serstep.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e91adea8-446c-45f1-ba90-50c56af65501/bin/ukojak-CydTVMUXoH/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e91adea8-446c-45f1-ba90-50c56af65501/bin/ukojak-CydTVMUXoH --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 349a8a8de207cb05d37ad5654a122e4b75034b888bfe7c87de3c203fd3bd07a9 --- 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-e04fb08 [2022-11-16 08:40:52,738 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 08:40:52,740 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 08:40:52,760 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 08:40:52,760 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 08:40:52,761 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 08:40:52,763 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 08:40:52,765 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 08:40:52,766 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 08:40:52,767 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 08:40:52,768 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 08:40:52,770 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 08:40:52,770 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 08:40:52,771 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 08:40:52,772 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 08:40:52,773 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 08:40:52,774 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 08:40:52,775 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 08:40:52,777 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 08:40:52,779 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 08:40:52,780 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 08:40:52,782 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 08:40:52,783 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 08:40:52,784 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 08:40:52,787 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 08:40:52,788 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 08:40:52,788 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 08:40:52,789 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 08:40:52,790 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 08:40:52,791 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 08:40:52,791 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 08:40:52,792 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 08:40:52,793 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 08:40:52,794 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 08:40:52,795 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 08:40:52,795 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 08:40:52,796 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 08:40:52,796 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 08:40:52,796 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 08:40:52,797 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 08:40:52,798 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 08:40:52,799 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e91adea8-446c-45f1-ba90-50c56af65501/bin/ukojak-CydTVMUXoH/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2022-11-16 08:40:52,822 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 08:40:52,822 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 08:40:52,823 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-16 08:40:52,824 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-16 08:40:52,824 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-16 08:40:52,825 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-16 08:40:52,825 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 08:40:52,825 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 08:40:52,825 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-16 08:40:52,826 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-16 08:40:52,826 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-16 08:40:52,826 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-16 08:40:52,826 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-16 08:40:52,827 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-16 08:40:52,827 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-16 08:40:52,827 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 08:40:52,827 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-16 08:40:52,828 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-16 08:40:52,828 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-16 08:40:52,828 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 08:40:52,828 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-16 08:40:52,829 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 08:40:52,829 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-16 08:40:52,829 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-16 08:40:52,829 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-16 08:40:52,830 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-16 08:40:52,830 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-16 08:40:52,830 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-16 08:40:52,830 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-16 08:40:52,830 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_e91adea8-446c-45f1-ba90-50c56af65501/bin/ukojak-CydTVMUXoH/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e91adea8-446c-45f1-ba90-50c56af65501/bin/ukojak-CydTVMUXoH Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 349a8a8de207cb05d37ad5654a122e4b75034b888bfe7c87de3c203fd3bd07a9 [2022-11-16 08:40:53,212 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 08:40:53,239 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 08:40:53,243 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 08:40:53,245 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 08:40:53,246 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 08:40:53,252 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e91adea8-446c-45f1-ba90-50c56af65501/bin/ukojak-CydTVMUXoH/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.schedule_world.1.prop1-back-serstep.c [2022-11-16 08:40:53,356 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e91adea8-446c-45f1-ba90-50c56af65501/bin/ukojak-CydTVMUXoH/data/b0d1c1f0b/62d130d718d34a2484af8836ba4643d8/FLAGbc410bf07 [2022-11-16 08:40:54,047 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 08:40:54,048 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e91adea8-446c-45f1-ba90-50c56af65501/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.schedule_world.1.prop1-back-serstep.c [2022-11-16 08:40:54,071 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e91adea8-446c-45f1-ba90-50c56af65501/bin/ukojak-CydTVMUXoH/data/b0d1c1f0b/62d130d718d34a2484af8836ba4643d8/FLAGbc410bf07 [2022-11-16 08:40:54,226 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e91adea8-446c-45f1-ba90-50c56af65501/bin/ukojak-CydTVMUXoH/data/b0d1c1f0b/62d130d718d34a2484af8836ba4643d8 [2022-11-16 08:40:54,230 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 08:40:54,232 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 08:40:54,234 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 08:40:54,234 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 08:40:54,238 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 08:40:54,239 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 08:40:54" (1/1) ... [2022-11-16 08:40:54,241 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@212644d1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:40:54, skipping insertion in model container [2022-11-16 08:40:54,241 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 08:40:54" (1/1) ... [2022-11-16 08:40:54,249 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 08:40:54,331 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 08:40:54,552 WARN L229 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_e91adea8-446c-45f1-ba90-50c56af65501/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.schedule_world.1.prop1-back-serstep.c[1014,1027] [2022-11-16 08:40:54,943 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 08:40:54,946 INFO L203 MainTranslator]: Completed pre-run [2022-11-16 08:40:54,957 WARN L229 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_e91adea8-446c-45f1-ba90-50c56af65501/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.schedule_world.1.prop1-back-serstep.c[1014,1027] [2022-11-16 08:40:55,085 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 08:40:55,111 INFO L208 MainTranslator]: Completed translation [2022-11-16 08:40:55,111 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:40:55 WrapperNode [2022-11-16 08:40:55,112 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 08:40:55,113 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-16 08:40:55,113 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-16 08:40:55,113 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-16 08:40:55,120 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:40:55" (1/1) ... [2022-11-16 08:40:55,154 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:40:55" (1/1) ... [2022-11-16 08:40:55,296 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1944 [2022-11-16 08:40:55,296 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-16 08:40:55,297 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-16 08:40:55,297 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-16 08:40:55,298 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-16 08:40:55,307 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:40:55" (1/1) ... [2022-11-16 08:40:55,308 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:40:55" (1/1) ... [2022-11-16 08:40:55,324 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:40:55" (1/1) ... [2022-11-16 08:40:55,325 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:40:55" (1/1) ... [2022-11-16 08:40:55,365 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:40:55" (1/1) ... [2022-11-16 08:40:55,372 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:40:55" (1/1) ... [2022-11-16 08:40:55,407 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:40:55" (1/1) ... [2022-11-16 08:40:55,415 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:40:55" (1/1) ... [2022-11-16 08:40:55,435 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-16 08:40:55,436 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-16 08:40:55,436 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-16 08:40:55,436 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-16 08:40:55,437 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:40:55" (1/1) ... [2022-11-16 08:40:55,445 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-16 08:40:55,456 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e91adea8-446c-45f1-ba90-50c56af65501/bin/ukojak-CydTVMUXoH/z3 [2022-11-16 08:40:55,476 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e91adea8-446c-45f1-ba90-50c56af65501/bin/ukojak-CydTVMUXoH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-16 08:40:55,504 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e91adea8-446c-45f1-ba90-50c56af65501/bin/ukojak-CydTVMUXoH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-16 08:40:55,518 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-16 08:40:55,518 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-16 08:40:56,066 INFO L235 CfgBuilder]: Building ICFG [2022-11-16 08:40:56,069 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-16 08:40:59,115 INFO L276 CfgBuilder]: Performing block encoding [2022-11-16 08:40:59,157 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-16 08:40:59,157 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-16 08:40:59,160 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 08:40:59 BoogieIcfgContainer [2022-11-16 08:40:59,160 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-16 08:40:59,162 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-16 08:40:59,162 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-16 08:40:59,172 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-16 08:40:59,173 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 08:40:59" (1/1) ... [2022-11-16 08:40:59,187 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 08:40:59,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:40:59,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2022-11-16 08:40:59,264 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2022-11-16 08:40:59,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-16 08:40:59,267 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:40:59,267 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:40:59,312 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) [2022-11-16 08:40:59,318 INFO L158 Benchmark]: Toolchain (without parser) took 5084.08ms. Allocated memory was 81.8MB in the beginning and 197.1MB in the end (delta: 115.3MB). Free memory was 63.1MB in the beginning and 63.7MB in the end (delta: -595.5kB). Peak memory consumption was 114.3MB. Max. memory is 16.1GB. [2022-11-16 08:40:59,319 INFO L158 Benchmark]: CDTParser took 0.80ms. Allocated memory is still 81.8MB. Free memory is still 62.9MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 08:40:59,321 INFO L158 Benchmark]: CACSL2BoogieTranslator took 877.76ms. Allocated memory is still 81.8MB. Free memory was 62.8MB in the beginning and 41.4MB in the end (delta: 21.3MB). Peak memory consumption was 32.7MB. Max. memory is 16.1GB. [2022-11-16 08:40:59,322 INFO L158 Benchmark]: Boogie Procedure Inliner took 183.97ms. Allocated memory was 81.8MB in the beginning and 115.3MB in the end (delta: 33.6MB). Free memory was 41.4MB in the beginning and 78.8MB in the end (delta: -37.3MB). Peak memory consumption was 18.2MB. Max. memory is 16.1GB. [2022-11-16 08:40:59,323 INFO L158 Benchmark]: Boogie Preprocessor took 138.15ms. Allocated memory is still 115.3MB. Free memory was 78.8MB in the beginning and 69.9MB in the end (delta: 8.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-16 08:40:59,323 INFO L158 Benchmark]: RCFGBuilder took 3724.47ms. Allocated memory was 115.3MB in the beginning and 197.1MB in the end (delta: 81.8MB). Free memory was 69.9MB in the beginning and 69.9MB in the end (delta: -98.3kB). Peak memory consumption was 90.0MB. Max. memory is 16.1GB. [2022-11-16 08:40:59,324 INFO L158 Benchmark]: CodeCheck took 153.91ms. Allocated memory is still 197.1MB. Free memory was 69.9MB in the beginning and 63.7MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-16 08:40:59,334 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 0.80ms. Allocated memory is still 81.8MB. Free memory is still 62.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 877.76ms. Allocated memory is still 81.8MB. Free memory was 62.8MB in the beginning and 41.4MB in the end (delta: 21.3MB). Peak memory consumption was 32.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 183.97ms. Allocated memory was 81.8MB in the beginning and 115.3MB in the end (delta: 33.6MB). Free memory was 41.4MB in the beginning and 78.8MB in the end (delta: -37.3MB). Peak memory consumption was 18.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 138.15ms. Allocated memory is still 115.3MB. Free memory was 78.8MB in the beginning and 69.9MB in the end (delta: 8.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 3724.47ms. Allocated memory was 115.3MB in the beginning and 197.1MB in the end (delta: 81.8MB). Free memory was 69.9MB in the beginning and 69.9MB in the end (delta: -98.3kB). Peak memory consumption was 90.0MB. Max. memory is 16.1GB. * CodeCheck took 153.91ms. Allocated memory is still 197.1MB. Free memory was 69.9MB in the beginning and 63.7MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-16 08:40:59,368 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e91adea8-446c-45f1-ba90-50c56af65501/bin/ukojak-CydTVMUXoH/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