./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.anderson.2.prop1-back-serstep.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e04fb08f Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f15c334-80d9-4521-962e-5aa81eaa6f69/bin/ukojak-CydTVMUXoH/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f15c334-80d9-4521-962e-5aa81eaa6f69/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_7f15c334-80d9-4521-962e-5aa81eaa6f69/bin/ukojak-CydTVMUXoH/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f15c334-80d9-4521-962e-5aa81eaa6f69/bin/ukojak-CydTVMUXoH/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.anderson.2.prop1-back-serstep.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f15c334-80d9-4521-962e-5aa81eaa6f69/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_7f15c334-80d9-4521-962e-5aa81eaa6f69/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 3890b7cfe54f4f6f014e270a31c34801e87723910e4bab7fdc4042890d7cac67 --- 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 08:11:13,528 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 08:11:13,531 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 08:11:13,560 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 08:11:13,568 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 08:11:13,570 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 08:11:13,573 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 08:11:13,576 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 08:11:13,582 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 08:11:13,584 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 08:11:13,586 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 08:11:13,590 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 08:11:13,592 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 08:11:13,596 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 08:11:13,597 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 08:11:13,598 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 08:11:13,601 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 08:11:13,607 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 08:11:13,609 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 08:11:13,611 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 08:11:13,612 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 08:11:13,618 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 08:11:13,619 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 08:11:13,620 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 08:11:13,624 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 08:11:13,628 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 08:11:13,629 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 08:11:13,630 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 08:11:13,631 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 08:11:13,632 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 08:11:13,633 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 08:11:13,634 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 08:11:13,635 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 08:11:13,636 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 08:11:13,638 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 08:11:13,638 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 08:11:13,639 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 08:11:13,640 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 08:11:13,640 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 08:11:13,641 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 08:11:13,641 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 08:11:13,642 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f15c334-80d9-4521-962e-5aa81eaa6f69/bin/ukojak-CydTVMUXoH/config/svcomp-Reach-64bit-Kojak_Default.epf [2022-11-16 08:11:13,677 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 08:11:13,678 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 08:11:13,680 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-16 08:11:13,680 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-16 08:11:13,681 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-16 08:11:13,681 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-16 08:11:13,681 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 08:11:13,682 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-16 08:11:13,682 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 08:11:13,682 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-16 08:11:13,683 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-16 08:11:13,683 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-16 08:11:13,684 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-16 08:11:13,684 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 08:11:13,684 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-16 08:11:13,684 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-16 08:11:13,684 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-16 08:11:13,685 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 08:11:13,685 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-16 08:11:13,685 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 08:11:13,685 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-16 08:11:13,686 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-16 08:11:13,686 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-16 08:11:13,686 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-16 08:11:13,686 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-16 08:11:13,686 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_7f15c334-80d9-4521-962e-5aa81eaa6f69/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f15c334-80d9-4521-962e-5aa81eaa6f69/bin/ukojak-CydTVMUXoH Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3890b7cfe54f4f6f014e270a31c34801e87723910e4bab7fdc4042890d7cac67 [2022-11-16 08:11:14,039 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 08:11:14,085 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 08:11:14,088 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 08:11:14,089 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 08:11:14,090 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 08:11:14,092 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f15c334-80d9-4521-962e-5aa81eaa6f69/bin/ukojak-CydTVMUXoH/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.anderson.2.prop1-back-serstep.c [2022-11-16 08:11:14,158 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f15c334-80d9-4521-962e-5aa81eaa6f69/bin/ukojak-CydTVMUXoH/data/6522cda13/48e36e57a97943738b85d2f077ae88b1/FLAGc4cc3f250 [2022-11-16 08:11:14,841 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 08:11:14,842 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f15c334-80d9-4521-962e-5aa81eaa6f69/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.anderson.2.prop1-back-serstep.c [2022-11-16 08:11:14,856 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f15c334-80d9-4521-962e-5aa81eaa6f69/bin/ukojak-CydTVMUXoH/data/6522cda13/48e36e57a97943738b85d2f077ae88b1/FLAGc4cc3f250 [2022-11-16 08:11:15,047 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f15c334-80d9-4521-962e-5aa81eaa6f69/bin/ukojak-CydTVMUXoH/data/6522cda13/48e36e57a97943738b85d2f077ae88b1 [2022-11-16 08:11:15,050 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 08:11:15,055 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 08:11:15,058 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 08:11:15,058 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 08:11:15,061 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 08:11:15,062 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 08:11:15" (1/1) ... [2022-11-16 08:11:15,064 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ece4eba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:11:15, skipping insertion in model container [2022-11-16 08:11:15,065 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 08:11:15" (1/1) ... [2022-11-16 08:11:15,072 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 08:11:15,146 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 08:11:15,423 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_7f15c334-80d9-4521-962e-5aa81eaa6f69/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.anderson.2.prop1-back-serstep.c[1014,1027] [2022-11-16 08:11:15,776 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 08:11:15,796 INFO L203 MainTranslator]: Completed pre-run [2022-11-16 08:11:15,806 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_7f15c334-80d9-4521-962e-5aa81eaa6f69/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.anderson.2.prop1-back-serstep.c[1014,1027] [2022-11-16 08:11:15,989 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 08:11:16,003 INFO L208 MainTranslator]: Completed translation [2022-11-16 08:11:16,004 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:11:16 WrapperNode [2022-11-16 08:11:16,004 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 08:11:16,006 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-16 08:11:16,006 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-16 08:11:16,006 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-16 08:11:16,014 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:11:16" (1/1) ... [2022-11-16 08:11:16,089 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:11:16" (1/1) ... [2022-11-16 08:11:16,241 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 2614 [2022-11-16 08:11:16,242 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-16 08:11:16,243 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-16 08:11:16,244 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-16 08:11:16,244 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-16 08:11:16,254 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:11:16" (1/1) ... [2022-11-16 08:11:16,254 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:11:16" (1/1) ... [2022-11-16 08:11:16,269 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:11:16" (1/1) ... [2022-11-16 08:11:16,269 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:11:16" (1/1) ... [2022-11-16 08:11:16,326 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:11:16" (1/1) ... [2022-11-16 08:11:16,341 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:11:16" (1/1) ... [2022-11-16 08:11:16,352 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:11:16" (1/1) ... [2022-11-16 08:11:16,364 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:11:16" (1/1) ... [2022-11-16 08:11:16,385 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-16 08:11:16,386 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-16 08:11:16,386 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-16 08:11:16,386 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-16 08:11:16,387 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:11:16" (1/1) ... [2022-11-16 08:11:16,398 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-16 08:11:16,410 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f15c334-80d9-4521-962e-5aa81eaa6f69/bin/ukojak-CydTVMUXoH/z3 [2022-11-16 08:11:16,424 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f15c334-80d9-4521-962e-5aa81eaa6f69/bin/ukojak-CydTVMUXoH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-16 08:11:16,450 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f15c334-80d9-4521-962e-5aa81eaa6f69/bin/ukojak-CydTVMUXoH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-16 08:11:16,467 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-16 08:11:16,467 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-16 08:11:16,900 INFO L235 CfgBuilder]: Building ICFG [2022-11-16 08:11:16,903 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-16 08:11:19,625 INFO L276 CfgBuilder]: Performing block encoding [2022-11-16 08:11:29,035 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-16 08:11:29,035 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-16 08:11:29,037 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 08:11:29 BoogieIcfgContainer [2022-11-16 08:11:29,037 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-16 08:11:29,038 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-16 08:11:29,038 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-16 08:11:29,052 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-16 08:11:29,053 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 08:11:29" (1/1) ... [2022-11-16 08:11:29,060 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 08:11:29,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:11:29,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2022-11-16 08:11:29,113 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2022-11-16 08:11:29,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-16 08:11:29,115 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:11:29,116 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:11:29,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:11:31,030 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 08:11:41,212 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.15s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2022-11-16 08:11:51,293 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.08s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2022-11-16 08:11:52,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:11:52,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2022-11-16 08:11:52,060 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2022-11-16 08:11:52,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-16 08:11:52,060 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:11:52,061 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:12:03,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2022-11-16 08:12:03,405 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 08:12:03,413 INFO L158 Benchmark]: Toolchain (without parser) took 48357.87ms. Allocated memory was 107.0MB in the beginning and 2.2GB in the end (delta: 2.1GB). Free memory was 68.4MB in the beginning and 2.0GB in the end (delta: -1.9GB). Peak memory consumption was 180.2MB. Max. memory is 16.1GB. [2022-11-16 08:12:03,414 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 107.0MB. Free memory was 87.3MB in the beginning and 87.2MB in the end (delta: 95.8kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 08:12:03,415 INFO L158 Benchmark]: CACSL2BoogieTranslator took 947.55ms. Allocated memory was 107.0MB in the beginning and 169.9MB in the end (delta: 62.9MB). Free memory was 68.2MB in the beginning and 135.4MB in the end (delta: -67.2MB). Peak memory consumption was 43.2MB. Max. memory is 16.1GB. [2022-11-16 08:12:03,416 INFO L158 Benchmark]: Boogie Procedure Inliner took 236.91ms. Allocated memory is still 169.9MB. Free memory was 135.4MB in the beginning and 112.3MB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2022-11-16 08:12:03,417 INFO L158 Benchmark]: Boogie Preprocessor took 141.90ms. Allocated memory is still 169.9MB. Free memory was 112.3MB in the beginning and 99.6MB in the end (delta: 12.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-16 08:12:03,417 INFO L158 Benchmark]: RCFGBuilder took 12651.37ms. Allocated memory was 169.9MB in the beginning and 2.2GB in the end (delta: 2.0GB). Free memory was 99.6MB in the beginning and 1.7GB in the end (delta: -1.6GB). Peak memory consumption was 743.1MB. Max. memory is 16.1GB. [2022-11-16 08:12:03,418 INFO L158 Benchmark]: CodeCheck took 34373.92ms. Allocated memory is still 2.2GB. Free memory was 1.7GB in the beginning and 2.0GB in the end (delta: -232.8MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 08:12:03,422 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 107.0MB. Free memory was 87.3MB in the beginning and 87.2MB in the end (delta: 95.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 947.55ms. Allocated memory was 107.0MB in the beginning and 169.9MB in the end (delta: 62.9MB). Free memory was 68.2MB in the beginning and 135.4MB in the end (delta: -67.2MB). Peak memory consumption was 43.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 236.91ms. Allocated memory is still 169.9MB. Free memory was 135.4MB in the beginning and 112.3MB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 141.90ms. Allocated memory is still 169.9MB. Free memory was 112.3MB in the beginning and 99.6MB in the end (delta: 12.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * RCFGBuilder took 12651.37ms. Allocated memory was 169.9MB in the beginning and 2.2GB in the end (delta: 2.0GB). Free memory was 99.6MB in the beginning and 1.7GB in the end (delta: -1.6GB). Peak memory consumption was 743.1MB. Max. memory is 16.1GB. * CodeCheck took 34373.92ms. Allocated memory is still 2.2GB. Free memory was 1.7GB in the beginning and 2.0GB in the end (delta: -232.8MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-16 08:12:03,588 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f15c334-80d9-4521-962e-5aa81eaa6f69/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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f15c334-80d9-4521-962e-5aa81eaa6f69/bin/ukojak-CydTVMUXoH/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f15c334-80d9-4521-962e-5aa81eaa6f69/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_7f15c334-80d9-4521-962e-5aa81eaa6f69/bin/ukojak-CydTVMUXoH/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f15c334-80d9-4521-962e-5aa81eaa6f69/bin/ukojak-CydTVMUXoH/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.anderson.2.prop1-back-serstep.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f15c334-80d9-4521-962e-5aa81eaa6f69/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_7f15c334-80d9-4521-962e-5aa81eaa6f69/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 3890b7cfe54f4f6f014e270a31c34801e87723910e4bab7fdc4042890d7cac67 --- 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 08:12:05,788 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 08:12:05,791 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 08:12:05,829 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 08:12:05,830 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 08:12:05,834 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 08:12:05,837 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 08:12:05,841 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 08:12:05,843 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 08:12:05,849 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 08:12:05,852 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 08:12:05,855 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 08:12:05,856 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 08:12:05,858 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 08:12:05,860 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 08:12:05,864 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 08:12:05,866 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 08:12:05,867 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 08:12:05,869 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 08:12:05,871 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 08:12:05,873 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 08:12:05,874 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 08:12:05,876 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 08:12:05,878 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 08:12:05,884 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 08:12:05,889 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 08:12:05,889 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 08:12:05,890 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 08:12:05,892 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 08:12:05,893 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 08:12:05,893 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 08:12:05,894 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 08:12:05,896 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 08:12:05,897 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 08:12:05,898 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 08:12:05,899 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 08:12:05,900 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 08:12:05,900 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 08:12:05,900 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 08:12:05,902 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 08:12:05,903 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 08:12:05,909 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f15c334-80d9-4521-962e-5aa81eaa6f69/bin/ukojak-CydTVMUXoH/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2022-11-16 08:12:05,948 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 08:12:05,949 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 08:12:05,951 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-16 08:12:05,951 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-16 08:12:05,953 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-16 08:12:05,953 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-16 08:12:05,953 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 08:12:05,954 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 08:12:05,954 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-16 08:12:05,954 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-16 08:12:05,955 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-16 08:12:05,956 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-16 08:12:05,956 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-16 08:12:05,956 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-16 08:12:05,956 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-16 08:12:05,957 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 08:12:05,957 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-16 08:12:05,957 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-16 08:12:05,957 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-16 08:12:05,958 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 08:12:05,958 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-16 08:12:05,958 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 08:12:05,959 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-16 08:12:05,959 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-16 08:12:05,959 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-16 08:12:05,959 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-16 08:12:05,960 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-16 08:12:05,960 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-16 08:12:05,960 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-16 08:12:05,961 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_7f15c334-80d9-4521-962e-5aa81eaa6f69/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f15c334-80d9-4521-962e-5aa81eaa6f69/bin/ukojak-CydTVMUXoH Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3890b7cfe54f4f6f014e270a31c34801e87723910e4bab7fdc4042890d7cac67 [2022-11-16 08:12:06,423 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 08:12:06,449 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 08:12:06,453 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 08:12:06,455 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 08:12:06,456 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 08:12:06,458 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f15c334-80d9-4521-962e-5aa81eaa6f69/bin/ukojak-CydTVMUXoH/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.anderson.2.prop1-back-serstep.c [2022-11-16 08:12:06,532 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f15c334-80d9-4521-962e-5aa81eaa6f69/bin/ukojak-CydTVMUXoH/data/e79de193d/bad4e0cd588e4131b154a2597d871318/FLAGe7ac4412d [2022-11-16 08:12:07,197 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 08:12:07,198 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f15c334-80d9-4521-962e-5aa81eaa6f69/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.anderson.2.prop1-back-serstep.c [2022-11-16 08:12:07,226 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f15c334-80d9-4521-962e-5aa81eaa6f69/bin/ukojak-CydTVMUXoH/data/e79de193d/bad4e0cd588e4131b154a2597d871318/FLAGe7ac4412d [2022-11-16 08:12:07,437 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f15c334-80d9-4521-962e-5aa81eaa6f69/bin/ukojak-CydTVMUXoH/data/e79de193d/bad4e0cd588e4131b154a2597d871318 [2022-11-16 08:12:07,439 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 08:12:07,442 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 08:12:07,445 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 08:12:07,446 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 08:12:07,449 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 08:12:07,450 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 08:12:07" (1/1) ... [2022-11-16 08:12:07,451 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@19be2956 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:12:07, skipping insertion in model container [2022-11-16 08:12:07,452 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 08:12:07" (1/1) ... [2022-11-16 08:12:07,460 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 08:12:07,539 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 08:12:07,788 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_7f15c334-80d9-4521-962e-5aa81eaa6f69/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.anderson.2.prop1-back-serstep.c[1014,1027] [2022-11-16 08:12:08,171 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 08:12:08,188 INFO L203 MainTranslator]: Completed pre-run [2022-11-16 08:12:08,200 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_7f15c334-80d9-4521-962e-5aa81eaa6f69/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.anderson.2.prop1-back-serstep.c[1014,1027] [2022-11-16 08:12:08,399 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 08:12:08,411 INFO L208 MainTranslator]: Completed translation [2022-11-16 08:12:08,412 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:12:08 WrapperNode [2022-11-16 08:12:08,412 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 08:12:08,413 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-16 08:12:08,413 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-16 08:12:08,414 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-16 08:12:08,421 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:12:08" (1/1) ... [2022-11-16 08:12:08,458 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:12:08" (1/1) ... [2022-11-16 08:12:08,597 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1599 [2022-11-16 08:12:08,615 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-16 08:12:08,617 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-16 08:12:08,617 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-16 08:12:08,617 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-16 08:12:08,628 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:12:08" (1/1) ... [2022-11-16 08:12:08,628 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:12:08" (1/1) ... [2022-11-16 08:12:08,648 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:12:08" (1/1) ... [2022-11-16 08:12:08,649 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:12:08" (1/1) ... [2022-11-16 08:12:08,680 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:12:08" (1/1) ... [2022-11-16 08:12:08,686 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:12:08" (1/1) ... [2022-11-16 08:12:08,692 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:12:08" (1/1) ... [2022-11-16 08:12:08,699 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:12:08" (1/1) ... [2022-11-16 08:12:08,711 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-16 08:12:08,712 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-16 08:12:08,712 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-16 08:12:08,712 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-16 08:12:08,713 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:12:08" (1/1) ... [2022-11-16 08:12:08,719 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-16 08:12:08,731 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f15c334-80d9-4521-962e-5aa81eaa6f69/bin/ukojak-CydTVMUXoH/z3 [2022-11-16 08:12:08,744 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f15c334-80d9-4521-962e-5aa81eaa6f69/bin/ukojak-CydTVMUXoH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-16 08:12:08,773 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f15c334-80d9-4521-962e-5aa81eaa6f69/bin/ukojak-CydTVMUXoH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-16 08:12:08,830 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-16 08:12:08,831 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-16 08:12:09,335 INFO L235 CfgBuilder]: Building ICFG [2022-11-16 08:12:09,337 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-16 08:12:14,444 INFO L276 CfgBuilder]: Performing block encoding [2022-11-16 08:12:14,479 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-16 08:12:14,480 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-16 08:12:14,482 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 08:12:14 BoogieIcfgContainer [2022-11-16 08:12:14,482 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-16 08:12:14,483 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-16 08:12:14,483 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-16 08:12:14,493 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-16 08:12:14,494 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 08:12:14" (1/1) ... [2022-11-16 08:12:14,506 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 08:12:14,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:12:14,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2022-11-16 08:12:14,576 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2022-11-16 08:12:14,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-16 08:12:14,579 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:12:14,579 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:12:14,625 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 08:12:14,633 INFO L158 Benchmark]: Toolchain (without parser) took 7188.92ms. Allocated memory was 60.8MB in the beginning and 182.5MB in the end (delta: 121.6MB). Free memory was 36.6MB in the beginning and 99.3MB in the end (delta: -62.7MB). Peak memory consumption was 58.0MB. Max. memory is 16.1GB. [2022-11-16 08:12:14,634 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 60.8MB. Free memory is still 42.4MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 08:12:14,636 INFO L158 Benchmark]: CACSL2BoogieTranslator took 967.19ms. Allocated memory was 60.8MB in the beginning and 83.9MB in the end (delta: 23.1MB). Free memory was 36.4MB in the beginning and 47.5MB in the end (delta: -11.1MB). Peak memory consumption was 15.5MB. Max. memory is 16.1GB. [2022-11-16 08:12:14,637 INFO L158 Benchmark]: Boogie Procedure Inliner took 202.85ms. Allocated memory is still 83.9MB. Free memory was 47.5MB in the beginning and 52.1MB in the end (delta: -4.7MB). Peak memory consumption was 17.4MB. Max. memory is 16.1GB. [2022-11-16 08:12:14,638 INFO L158 Benchmark]: Boogie Preprocessor took 94.47ms. Allocated memory is still 83.9MB. Free memory was 52.1MB in the beginning and 44.8MB in the end (delta: 7.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-16 08:12:14,639 INFO L158 Benchmark]: RCFGBuilder took 5770.71ms. Allocated memory was 83.9MB in the beginning and 182.5MB in the end (delta: 98.6MB). Free memory was 44.8MB in the beginning and 105.6MB in the end (delta: -60.8MB). Peak memory consumption was 104.0MB. Max. memory is 16.1GB. [2022-11-16 08:12:14,640 INFO L158 Benchmark]: CodeCheck took 147.00ms. Allocated memory is still 182.5MB. Free memory was 105.6MB in the beginning and 99.3MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-16 08:12:14,644 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 0.32ms. Allocated memory is still 60.8MB. Free memory is still 42.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 967.19ms. Allocated memory was 60.8MB in the beginning and 83.9MB in the end (delta: 23.1MB). Free memory was 36.4MB in the beginning and 47.5MB in the end (delta: -11.1MB). Peak memory consumption was 15.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 202.85ms. Allocated memory is still 83.9MB. Free memory was 47.5MB in the beginning and 52.1MB in the end (delta: -4.7MB). Peak memory consumption was 17.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 94.47ms. Allocated memory is still 83.9MB. Free memory was 52.1MB in the beginning and 44.8MB in the end (delta: 7.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 5770.71ms. Allocated memory was 83.9MB in the beginning and 182.5MB in the end (delta: 98.6MB). Free memory was 44.8MB in the beginning and 105.6MB in the end (delta: -60.8MB). Peak memory consumption was 104.0MB. Max. memory is 16.1GB. * CodeCheck took 147.00ms. Allocated memory is still 182.5MB. Free memory was 105.6MB in the beginning and 99.3MB 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 08:12:14,698 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f15c334-80d9-4521-962e-5aa81eaa6f69/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