./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.collision.1.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_567f9933-7f72-44c5-adce-b32512be8d90/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_567f9933-7f72-44c5-adce-b32512be8d90/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_567f9933-7f72-44c5-adce-b32512be8d90/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_567f9933-7f72-44c5-adce-b32512be8d90/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.collision.1.prop1-back-serstep.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_567f9933-7f72-44c5-adce-b32512be8d90/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_567f9933-7f72-44c5-adce-b32512be8d90/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 3630f7774dd1856cb2bbedeab3f074753b7f4986b6a106ca4f723a3d5fd78463 --- 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 22:51:57,755 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 22:51:57,757 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 22:51:57,783 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 22:51:57,787 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 22:51:57,790 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 22:51:57,793 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 22:51:57,796 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 22:51:57,799 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 22:51:57,805 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 22:51:57,807 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 22:51:57,809 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 22:51:57,810 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 22:51:57,814 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 22:51:57,816 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 22:51:57,819 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 22:51:57,821 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 22:51:57,822 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 22:51:57,825 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 22:51:57,831 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 22:51:57,833 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 22:51:57,844 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 22:51:57,845 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 22:51:57,846 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 22:51:57,849 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 22:51:57,849 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 22:51:57,849 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 22:51:57,850 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 22:51:57,851 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 22:51:57,852 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 22:51:57,852 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 22:51:57,853 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 22:51:57,853 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 22:51:57,854 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 22:51:57,855 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 22:51:57,855 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 22:51:57,856 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 22:51:57,856 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 22:51:57,856 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 22:51:57,857 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 22:51:57,858 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 22:51:57,878 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_567f9933-7f72-44c5-adce-b32512be8d90/bin/ukojak-jW3SillKbg/config/svcomp-Reach-64bit-Kojak_Default.epf [2022-11-21 22:51:57,897 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 22:51:57,897 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 22:51:57,898 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 22:51:57,898 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 22:51:57,899 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 22:51:57,899 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 22:51:57,899 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 22:51:57,899 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 22:51:57,900 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 22:51:57,900 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 22:51:57,900 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 22:51:57,900 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 22:51:57,900 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 22:51:57,900 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 22:51:57,901 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 22:51:57,901 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 22:51:57,901 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 22:51:57,901 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 22:51:57,901 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:51:57,902 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 22:51:57,902 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 22:51:57,902 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 22:51:57,902 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-21 22:51:57,902 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-21 22:51:57,903 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 22:51:57,903 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_567f9933-7f72-44c5-adce-b32512be8d90/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_567f9933-7f72-44c5-adce-b32512be8d90/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3630f7774dd1856cb2bbedeab3f074753b7f4986b6a106ca4f723a3d5fd78463 [2022-11-21 22:51:58,217 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 22:51:58,246 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 22:51:58,249 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 22:51:58,250 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 22:51:58,251 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 22:51:58,252 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_567f9933-7f72-44c5-adce-b32512be8d90/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.collision.1.prop1-back-serstep.c [2022-11-21 22:52:01,291 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 22:52:01,713 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 22:52:01,714 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_567f9933-7f72-44c5-adce-b32512be8d90/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.collision.1.prop1-back-serstep.c [2022-11-21 22:52:01,734 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_567f9933-7f72-44c5-adce-b32512be8d90/bin/ukojak-jW3SillKbg/data/847d08a8c/83efb64f071644d3a8a95ed9f92b4009/FLAG558573cf7 [2022-11-21 22:52:01,749 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_567f9933-7f72-44c5-adce-b32512be8d90/bin/ukojak-jW3SillKbg/data/847d08a8c/83efb64f071644d3a8a95ed9f92b4009 [2022-11-21 22:52:01,752 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 22:52:01,753 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 22:52:01,755 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 22:52:01,755 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 22:52:01,758 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 22:52:01,759 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:52:01" (1/1) ... [2022-11-21 22:52:01,760 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@45ceca66 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:52:01, skipping insertion in model container [2022-11-21 22:52:01,761 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:52:01" (1/1) ... [2022-11-21 22:52:01,768 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 22:52:01,856 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 22:52:02,100 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_567f9933-7f72-44c5-adce-b32512be8d90/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.collision.1.prop1-back-serstep.c[1014,1027] [2022-11-21 22:52:02,548 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:52:02,553 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 22:52:02,564 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_567f9933-7f72-44c5-adce-b32512be8d90/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.collision.1.prop1-back-serstep.c[1014,1027] [2022-11-21 22:52:02,760 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:52:02,772 INFO L208 MainTranslator]: Completed translation [2022-11-21 22:52:02,773 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:52:02 WrapperNode [2022-11-21 22:52:02,773 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 22:52:02,774 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 22:52:02,774 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 22:52:02,775 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 22:52:02,785 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:52:02" (1/1) ... [2022-11-21 22:52:02,842 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:52:02" (1/1) ... [2022-11-21 22:52:03,110 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 2298 [2022-11-21 22:52:03,112 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 22:52:03,113 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 22:52:03,113 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 22:52:03,113 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 22:52:03,123 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:52:02" (1/1) ... [2022-11-21 22:52:03,123 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:52:02" (1/1) ... [2022-11-21 22:52:03,142 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:52:02" (1/1) ... [2022-11-21 22:52:03,142 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:52:02" (1/1) ... [2022-11-21 22:52:03,212 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:52:02" (1/1) ... [2022-11-21 22:52:03,231 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:52:02" (1/1) ... [2022-11-21 22:52:03,250 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:52:02" (1/1) ... [2022-11-21 22:52:03,266 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:52:02" (1/1) ... [2022-11-21 22:52:03,303 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 22:52:03,304 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 22:52:03,304 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 22:52:03,304 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 22:52:03,305 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:52:02" (1/1) ... [2022-11-21 22:52:03,312 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:52:03,324 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_567f9933-7f72-44c5-adce-b32512be8d90/bin/ukojak-jW3SillKbg/z3 [2022-11-21 22:52:03,347 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_567f9933-7f72-44c5-adce-b32512be8d90/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 22:52:03,374 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_567f9933-7f72-44c5-adce-b32512be8d90/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 22:52:03,395 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 22:52:03,396 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 22:52:03,879 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 22:52:03,881 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 23:04:51,290 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 23:04:51,329 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 23:04:51,329 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-21 23:04:51,332 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 11:04:51 BoogieIcfgContainer [2022-11-21 23:04:51,332 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 23:04:51,333 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-21 23:04:51,333 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-21 23:04:51,343 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-21 23:04:51,343 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 11:04:51" (1/1) ... [2022-11-21 23:04:51,354 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 23:04:51,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:04:51,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2022-11-21 23:04:51,424 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2022-11-21 23:04:51,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-21 23:04:51,427 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:04:51,427 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:04:51,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:04:54,449 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 23:05:04,699 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.20s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2022-11-21 23:05:14,794 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.09s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2022-11-21 23:05:16,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:05:16,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2022-11-21 23:05:16,239 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2022-11-21 23:05:16,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-21 23:05:16,239 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:05:16,240 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:05:27,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2022-11-21 23:05:27,857 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 23:05:27,867 INFO L158 Benchmark]: Toolchain (without parser) took 806113.39ms. Allocated memory was 174.1MB in the beginning and 836.8MB in the end (delta: 662.7MB). Free memory was 140.3MB in the beginning and 378.9MB in the end (delta: -238.7MB). Peak memory consumption was 425.9MB. Max. memory is 16.1GB. [2022-11-21 23:05:27,868 INFO L158 Benchmark]: CDTParser took 0.80ms. Allocated memory is still 125.8MB. Free memory is still 95.4MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 23:05:27,869 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1018.83ms. Allocated memory is still 174.1MB. Free memory was 140.0MB in the beginning and 79.8MB in the end (delta: 60.2MB). Peak memory consumption was 60.8MB. Max. memory is 16.1GB. [2022-11-21 23:05:27,870 INFO L158 Benchmark]: Boogie Procedure Inliner took 337.70ms. Allocated memory was 174.1MB in the beginning and 218.1MB in the end (delta: 44.0MB). Free memory was 79.8MB in the beginning and 153.5MB in the end (delta: -73.7MB). Peak memory consumption was 32.9MB. Max. memory is 16.1GB. [2022-11-21 23:05:27,871 INFO L158 Benchmark]: Boogie Preprocessor took 190.55ms. Allocated memory is still 218.1MB. Free memory was 153.5MB in the beginning and 137.5MB in the end (delta: 16.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-21 23:05:27,872 INFO L158 Benchmark]: RCFGBuilder took 768028.51ms. Allocated memory was 218.1MB in the beginning and 836.8MB in the end (delta: 618.7MB). Free memory was 137.5MB in the beginning and 590.4MB in the end (delta: -452.9MB). Peak memory consumption was 501.6MB. Max. memory is 16.1GB. [2022-11-21 23:05:27,873 INFO L158 Benchmark]: CodeCheck took 36532.82ms. Allocated memory is still 836.8MB. Free memory was 590.4MB in the beginning and 378.9MB in the end (delta: 211.5MB). Peak memory consumption was 212.5MB. Max. memory is 16.1GB. [2022-11-21 23:05:27,876 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 0.80ms. Allocated memory is still 125.8MB. Free memory is still 95.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1018.83ms. Allocated memory is still 174.1MB. Free memory was 140.0MB in the beginning and 79.8MB in the end (delta: 60.2MB). Peak memory consumption was 60.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 337.70ms. Allocated memory was 174.1MB in the beginning and 218.1MB in the end (delta: 44.0MB). Free memory was 79.8MB in the beginning and 153.5MB in the end (delta: -73.7MB). Peak memory consumption was 32.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 190.55ms. Allocated memory is still 218.1MB. Free memory was 153.5MB in the beginning and 137.5MB in the end (delta: 16.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * RCFGBuilder took 768028.51ms. Allocated memory was 218.1MB in the beginning and 836.8MB in the end (delta: 618.7MB). Free memory was 137.5MB in the beginning and 590.4MB in the end (delta: -452.9MB). Peak memory consumption was 501.6MB. Max. memory is 16.1GB. * CodeCheck took 36532.82ms. Allocated memory is still 836.8MB. Free memory was 590.4MB in the beginning and 378.9MB in the end (delta: 211.5MB). Peak memory consumption was 212.5MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-21 23:05:28,114 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_567f9933-7f72-44c5-adce-b32512be8d90/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forcibly destroying the process [2022-11-21 23:05:28,143 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_567f9933-7f72-44c5-adce-b32512be8d90/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 137 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_567f9933-7f72-44c5-adce-b32512be8d90/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_567f9933-7f72-44c5-adce-b32512be8d90/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_567f9933-7f72-44c5-adce-b32512be8d90/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_567f9933-7f72-44c5-adce-b32512be8d90/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.collision.1.prop1-back-serstep.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_567f9933-7f72-44c5-adce-b32512be8d90/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_567f9933-7f72-44c5-adce-b32512be8d90/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 3630f7774dd1856cb2bbedeab3f074753b7f4986b6a106ca4f723a3d5fd78463 --- 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 23:05:30,470 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 23:05:30,475 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 23:05:30,514 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 23:05:30,515 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 23:05:30,519 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 23:05:30,521 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 23:05:30,524 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 23:05:30,527 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 23:05:30,533 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 23:05:30,534 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 23:05:30,537 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 23:05:30,537 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 23:05:30,539 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 23:05:30,541 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 23:05:30,547 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 23:05:30,548 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 23:05:30,552 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 23:05:30,554 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 23:05:30,557 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 23:05:30,560 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 23:05:30,562 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 23:05:30,564 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 23:05:30,565 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 23:05:30,571 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 23:05:30,577 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 23:05:30,578 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 23:05:30,579 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 23:05:30,580 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 23:05:30,580 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 23:05:30,581 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 23:05:30,582 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 23:05:30,583 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 23:05:30,591 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 23:05:30,593 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 23:05:30,593 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 23:05:30,594 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 23:05:30,595 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 23:05:30,595 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 23:05:30,596 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 23:05:30,597 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 23:05:30,598 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_567f9933-7f72-44c5-adce-b32512be8d90/bin/ukojak-jW3SillKbg/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2022-11-21 23:05:30,638 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 23:05:30,638 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 23:05:30,641 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 23:05:30,641 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 23:05:30,642 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 23:05:30,642 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 23:05:30,643 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 23:05:30,643 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 23:05:30,643 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 23:05:30,643 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 23:05:30,645 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 23:05:30,645 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-21 23:05:30,645 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-21 23:05:30,645 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-21 23:05:30,646 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 23:05:30,646 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 23:05:30,646 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 23:05:30,647 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 23:05:30,647 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 23:05:30,647 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 23:05:30,648 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 23:05:30,648 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 23:05:30,648 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 23:05:30,649 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 23:05:30,649 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-21 23:05:30,649 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-21 23:05:30,650 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 23:05:30,650 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-21 23:05:30,650 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-21 23:05:30,650 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_567f9933-7f72-44c5-adce-b32512be8d90/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_567f9933-7f72-44c5-adce-b32512be8d90/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3630f7774dd1856cb2bbedeab3f074753b7f4986b6a106ca4f723a3d5fd78463 [2022-11-21 23:05:31,058 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 23:05:31,088 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 23:05:31,091 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 23:05:31,093 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 23:05:31,094 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 23:05:31,096 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_567f9933-7f72-44c5-adce-b32512be8d90/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.collision.1.prop1-back-serstep.c [2022-11-21 23:05:34,294 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 23:05:34,731 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 23:05:34,731 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_567f9933-7f72-44c5-adce-b32512be8d90/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.collision.1.prop1-back-serstep.c [2022-11-21 23:05:34,757 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_567f9933-7f72-44c5-adce-b32512be8d90/bin/ukojak-jW3SillKbg/data/c075e3764/d656bf62c44e44d1b2fc469edf3f69ff/FLAGd09d7a055 [2022-11-21 23:05:34,776 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_567f9933-7f72-44c5-adce-b32512be8d90/bin/ukojak-jW3SillKbg/data/c075e3764/d656bf62c44e44d1b2fc469edf3f69ff [2022-11-21 23:05:34,778 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 23:05:34,780 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 23:05:34,783 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 23:05:34,784 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 23:05:34,787 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 23:05:34,788 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 11:05:34" (1/1) ... [2022-11-21 23:05:34,789 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4fe3e4c6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:05:34, skipping insertion in model container [2022-11-21 23:05:34,792 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 11:05:34" (1/1) ... [2022-11-21 23:05:34,800 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 23:05:34,899 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 23:05:35,154 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_567f9933-7f72-44c5-adce-b32512be8d90/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.collision.1.prop1-back-serstep.c[1014,1027] [2022-11-21 23:05:35,640 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 23:05:35,652 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 23:05:35,663 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_567f9933-7f72-44c5-adce-b32512be8d90/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.collision.1.prop1-back-serstep.c[1014,1027] [2022-11-21 23:05:35,874 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 23:05:35,886 INFO L208 MainTranslator]: Completed translation [2022-11-21 23:05:35,887 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:05:35 WrapperNode [2022-11-21 23:05:35,887 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 23:05:35,890 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 23:05:35,890 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 23:05:35,891 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 23:05:35,898 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:05:35" (1/1) ... [2022-11-21 23:05:35,950 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:05:35" (1/1) ... [2022-11-21 23:05:36,125 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 2298 [2022-11-21 23:05:36,126 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 23:05:36,126 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 23:05:36,126 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 23:05:36,127 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 23:05:36,136 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:05:35" (1/1) ... [2022-11-21 23:05:36,136 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:05:35" (1/1) ... [2022-11-21 23:05:36,152 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:05:35" (1/1) ... [2022-11-21 23:05:36,152 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:05:35" (1/1) ... [2022-11-21 23:05:36,191 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:05:35" (1/1) ... [2022-11-21 23:05:36,198 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:05:35" (1/1) ... [2022-11-21 23:05:36,206 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:05:35" (1/1) ... [2022-11-21 23:05:36,214 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:05:35" (1/1) ... [2022-11-21 23:05:36,230 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 23:05:36,231 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 23:05:36,231 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 23:05:36,231 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 23:05:36,232 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:05:35" (1/1) ... [2022-11-21 23:05:36,238 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 23:05:36,251 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_567f9933-7f72-44c5-adce-b32512be8d90/bin/ukojak-jW3SillKbg/z3 [2022-11-21 23:05:36,264 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_567f9933-7f72-44c5-adce-b32512be8d90/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 23:05:36,332 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_567f9933-7f72-44c5-adce-b32512be8d90/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 23:05:36,397 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 23:05:36,397 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 23:05:36,983 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 23:05:36,986 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 23:05:51,143 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 23:05:51,184 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 23:05:51,185 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-21 23:05:51,187 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 11:05:51 BoogieIcfgContainer [2022-11-21 23:05:51,187 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 23:05:51,188 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-21 23:05:51,188 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-21 23:05:51,198 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-21 23:05:51,198 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 11:05:51" (1/1) ... [2022-11-21 23:05:51,207 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 23:05:51,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:05:51,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2022-11-21 23:05:51,261 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2022-11-21 23:05:51,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-21 23:05:51,263 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:05:51,264 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:05:51,309 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 23:05:51,315 INFO L158 Benchmark]: Toolchain (without parser) took 16533.83ms. Allocated memory was 67.1MB in the beginning and 262.1MB in the end (delta: 195.0MB). Free memory was 41.7MB in the beginning and 151.5MB in the end (delta: -109.9MB). Peak memory consumption was 86.5MB. Max. memory is 16.1GB. [2022-11-21 23:05:51,316 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 54.5MB. Free memory was 32.6MB in the beginning and 32.5MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 23:05:51,317 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1105.84ms. Allocated memory was 67.1MB in the beginning and 81.8MB in the end (delta: 14.7MB). Free memory was 41.5MB in the beginning and 44.7MB in the end (delta: -3.2MB). Peak memory consumption was 30.7MB. Max. memory is 16.1GB. [2022-11-21 23:05:51,318 INFO L158 Benchmark]: Boogie Procedure Inliner took 235.90ms. Allocated memory is still 81.8MB. Free memory was 44.7MB in the beginning and 40.1MB in the end (delta: 4.6MB). Peak memory consumption was 22.2MB. Max. memory is 16.1GB. [2022-11-21 23:05:51,319 INFO L158 Benchmark]: Boogie Preprocessor took 103.80ms. Allocated memory is still 81.8MB. Free memory was 40.1MB in the beginning and 29.6MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-21 23:05:51,320 INFO L158 Benchmark]: RCFGBuilder took 14956.54ms. Allocated memory was 81.8MB in the beginning and 262.1MB in the end (delta: 180.4MB). Free memory was 29.6MB in the beginning and 156.8MB in the end (delta: -127.2MB). Peak memory consumption was 140.5MB. Max. memory is 16.1GB. [2022-11-21 23:05:51,321 INFO L158 Benchmark]: CodeCheck took 125.61ms. Allocated memory is still 262.1MB. Free memory was 156.8MB in the beginning and 151.5MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-21 23:05:51,331 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 0.31ms. Allocated memory is still 54.5MB. Free memory was 32.6MB in the beginning and 32.5MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1105.84ms. Allocated memory was 67.1MB in the beginning and 81.8MB in the end (delta: 14.7MB). Free memory was 41.5MB in the beginning and 44.7MB in the end (delta: -3.2MB). Peak memory consumption was 30.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 235.90ms. Allocated memory is still 81.8MB. Free memory was 44.7MB in the beginning and 40.1MB in the end (delta: 4.6MB). Peak memory consumption was 22.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 103.80ms. Allocated memory is still 81.8MB. Free memory was 40.1MB in the beginning and 29.6MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * RCFGBuilder took 14956.54ms. Allocated memory was 81.8MB in the beginning and 262.1MB in the end (delta: 180.4MB). Free memory was 29.6MB in the beginning and 156.8MB in the end (delta: -127.2MB). Peak memory consumption was 140.5MB. Max. memory is 16.1GB. * CodeCheck took 125.61ms. Allocated memory is still 262.1MB. Free memory was 156.8MB in the beginning and 151.5MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-21 23:05:51,436 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_567f9933-7f72-44c5-adce-b32512be8d90/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 Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared