./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/ldv-validator-v0.6/linux-stable-9ec4f65-1-110_1a-drivers--rtc--rtc-tegra.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 0e0057cc 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_0d740689-45dd-47a0-8fce-9fd2a1d50ac3/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d740689-45dd-47a0-8fce-9fd2a1d50ac3/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d740689-45dd-47a0-8fce-9fd2a1d50ac3/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d740689-45dd-47a0-8fce-9fd2a1d50ac3/bin/ukojak-verify-Qdu7aM0XO9/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-validator-v0.6/linux-stable-9ec4f65-1-110_1a-drivers--rtc--rtc-tegra.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d740689-45dd-47a0-8fce-9fd2a1d50ac3/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d740689-45dd-47a0-8fce-9fd2a1d50ac3/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 440f273968b34677cc4ba81db9f48373d3cac4b8a75ac1f970ae3fdbbff89c17 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 02:38:18,788 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 02:38:18,849 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d740689-45dd-47a0-8fce-9fd2a1d50ac3/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf [2023-12-03 02:38:18,853 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 02:38:18,853 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 02:38:18,873 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 02:38:18,874 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 02:38:18,875 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 02:38:18,875 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 02:38:18,876 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 02:38:18,876 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 02:38:18,877 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-12-03 02:38:18,877 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-12-03 02:38:18,878 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-12-03 02:38:18,878 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 02:38:18,879 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 02:38:18,879 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 02:38:18,880 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 02:38:18,880 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 02:38:18,881 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 02:38:18,881 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 02:38:18,884 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 02:38:18,885 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 02:38:18,885 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 02:38:18,886 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 02:38:18,886 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 02:38:18,887 INFO L153 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_0d740689-45dd-47a0-8fce-9fd2a1d50ac3/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d740689-45dd-47a0-8fce-9fd2a1d50ac3/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 440f273968b34677cc4ba81db9f48373d3cac4b8a75ac1f970ae3fdbbff89c17 [2023-12-03 02:38:19,107 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 02:38:19,127 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 02:38:19,130 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 02:38:19,131 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 02:38:19,132 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 02:38:19,133 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d740689-45dd-47a0-8fce-9fd2a1d50ac3/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/ldv-validator-v0.6/linux-stable-9ec4f65-1-110_1a-drivers--rtc--rtc-tegra.ko-entry_point.cil.out.i [2023-12-03 02:38:21,881 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 02:38:22,189 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 02:38:22,190 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d740689-45dd-47a0-8fce-9fd2a1d50ac3/sv-benchmarks/c/ldv-validator-v0.6/linux-stable-9ec4f65-1-110_1a-drivers--rtc--rtc-tegra.ko-entry_point.cil.out.i [2023-12-03 02:38:22,212 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d740689-45dd-47a0-8fce-9fd2a1d50ac3/bin/ukojak-verify-Qdu7aM0XO9/data/fac7f6ce1/fe0600a8c0f24969892903fccf106bd9/FLAGf03dd815d [2023-12-03 02:38:22,225 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d740689-45dd-47a0-8fce-9fd2a1d50ac3/bin/ukojak-verify-Qdu7aM0XO9/data/fac7f6ce1/fe0600a8c0f24969892903fccf106bd9 [2023-12-03 02:38:22,227 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 02:38:22,229 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 02:38:22,230 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 02:38:22,231 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 02:38:22,235 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 02:38:22,236 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 02:38:22" (1/1) ... [2023-12-03 02:38:22,237 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2ea47c07 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:38:22, skipping insertion in model container [2023-12-03 02:38:22,237 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 02:38:22" (1/1) ... [2023-12-03 02:38:22,311 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 02:38:22,845 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:38:22,861 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 02:38:23,023 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:38:23,056 INFO L206 MainTranslator]: Completed translation [2023-12-03 02:38:23,056 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:38:23 WrapperNode [2023-12-03 02:38:23,056 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 02:38:23,057 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 02:38:23,058 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 02:38:23,058 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 02:38:23,063 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:38:23" (1/1) ... [2023-12-03 02:38:23,098 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:38:23" (1/1) ... [2023-12-03 02:38:23,233 INFO L138 Inliner]: procedures = 117, calls = 369, calls flagged for inlining = 160, calls inlined = 562, statements flattened = 4991 [2023-12-03 02:38:23,233 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 02:38:23,234 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 02:38:23,234 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 02:38:23,234 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 02:38:23,244 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:38:23" (1/1) ... [2023-12-03 02:38:23,244 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:38:23" (1/1) ... [2023-12-03 02:38:23,267 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:38:23" (1/1) ... [2023-12-03 02:38:23,268 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:38:23" (1/1) ... [2023-12-03 02:38:23,347 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:38:23" (1/1) ... [2023-12-03 02:38:23,370 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:38:23" (1/1) ... [2023-12-03 02:38:23,381 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:38:23" (1/1) ... [2023-12-03 02:38:23,394 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:38:23" (1/1) ... [2023-12-03 02:38:23,413 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 02:38:23,414 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 02:38:23,414 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 02:38:23,414 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 02:38:23,415 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:38:23" (1/1) ... [2023-12-03 02:38:23,420 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 02:38:23,431 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d740689-45dd-47a0-8fce-9fd2a1d50ac3/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 02:38:23,442 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d740689-45dd-47a0-8fce-9fd2a1d50ac3/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 02:38:23,448 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d740689-45dd-47a0-8fce-9fd2a1d50ac3/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 02:38:23,479 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-03 02:38:23,479 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-03 02:38:23,479 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-12-03 02:38:23,479 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 02:38:23,479 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 02:38:23,480 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-12-03 02:38:23,480 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 02:38:23,480 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-12-03 02:38:23,480 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 02:38:23,480 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 02:38:23,480 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 02:38:23,743 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 02:38:23,745 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 02:38:26,461 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 02:38:28,837 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 02:38:28,837 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-12-03 02:38:28,839 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 02:38:28 BoogieIcfgContainer [2023-12-03 02:38:28,840 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 02:38:28,841 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 02:38:28,841 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 02:38:28,849 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 02:38:28,849 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 02:38:28" (1/1) ... [2023-12-03 02:38:28,856 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 02:38:28,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:38:28,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1126 states to 931 states and 1126 transitions. [2023-12-03 02:38:28,928 INFO L276 IsEmpty]: Start isEmpty. Operand 931 states and 1126 transitions. [2023-12-03 02:38:28,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-12-03 02:38:28,930 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:38:28,931 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:38:29,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:38:29,448 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:38:29,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:38:29,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1125 states to 930 states and 1125 transitions. [2023-12-03 02:38:29,490 INFO L276 IsEmpty]: Start isEmpty. Operand 930 states and 1125 transitions. [2023-12-03 02:38:29,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-12-03 02:38:29,491 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:38:29,491 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:38:29,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:38:29,816 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:38:29,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:38:29,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1124 states to 929 states and 1124 transitions. [2023-12-03 02:38:29,916 INFO L276 IsEmpty]: Start isEmpty. Operand 929 states and 1124 transitions. [2023-12-03 02:38:29,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-12-03 02:38:29,918 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:38:29,918 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:38:29,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:38:30,003 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:38:30,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:38:30,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1159 states to 934 states and 1159 transitions. [2023-12-03 02:38:30,086 INFO L276 IsEmpty]: Start isEmpty. Operand 934 states and 1159 transitions. [2023-12-03 02:38:30,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-12-03 02:38:30,087 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:38:30,087 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:38:30,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:38:30,166 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:38:30,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:38:30,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1196 states to 940 states and 1196 transitions. [2023-12-03 02:38:30,317 INFO L276 IsEmpty]: Start isEmpty. Operand 940 states and 1196 transitions. [2023-12-03 02:38:30,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-12-03 02:38:30,320 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:38:30,321 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:38:30,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:38:30,439 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:38:30,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:38:30,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1233 states to 945 states and 1233 transitions. [2023-12-03 02:38:30,826 INFO L276 IsEmpty]: Start isEmpty. Operand 945 states and 1233 transitions. [2023-12-03 02:38:30,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-12-03 02:38:30,828 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:38:30,828 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:38:30,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:38:30,971 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:38:31,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:38:31,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1273 states to 951 states and 1273 transitions. [2023-12-03 02:38:31,490 INFO L276 IsEmpty]: Start isEmpty. Operand 951 states and 1273 transitions. [2023-12-03 02:38:31,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-12-03 02:38:31,492 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:38:31,492 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:38:31,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:38:31,584 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:38:31,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:38:31,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1308 states to 957 states and 1308 transitions. [2023-12-03 02:38:31,987 INFO L276 IsEmpty]: Start isEmpty. Operand 957 states and 1308 transitions. [2023-12-03 02:38:31,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-12-03 02:38:31,988 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:38:31,988 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:38:32,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:38:32,241 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:38:32,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:38:32,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1309 states to 958 states and 1309 transitions. [2023-12-03 02:38:32,468 INFO L276 IsEmpty]: Start isEmpty. Operand 958 states and 1309 transitions. [2023-12-03 02:38:32,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-12-03 02:38:32,469 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:38:32,470 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:38:32,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:38:32,725 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:38:33,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:38:33,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1310 states to 959 states and 1310 transitions. [2023-12-03 02:38:33,031 INFO L276 IsEmpty]: Start isEmpty. Operand 959 states and 1310 transitions. [2023-12-03 02:38:33,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-12-03 02:38:33,032 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:38:33,033 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:38:33,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:38:33,348 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:38:33,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:38:33,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1311 states to 960 states and 1311 transitions. [2023-12-03 02:38:33,687 INFO L276 IsEmpty]: Start isEmpty. Operand 960 states and 1311 transitions. [2023-12-03 02:38:33,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 02:38:33,688 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:38:33,688 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:38:33,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:38:34,093 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:38:34,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:38:34,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1312 states to 961 states and 1312 transitions. [2023-12-03 02:38:34,481 INFO L276 IsEmpty]: Start isEmpty. Operand 961 states and 1312 transitions. [2023-12-03 02:38:34,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-12-03 02:38:34,482 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:38:34,482 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:38:34,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 02:38:34,555 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-03 02:38:34,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 02:38:34,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 02:38:34,810 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-03 02:38:34,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 02:38:35,023 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 12 iterations. [2023-12-03 02:38:35,071 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #Ultimate.C_memset_#res#1 [2023-12-03 02:38:35,072 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #Ultimate.meminit_#ptr#1 [2023-12-03 02:38:35,074 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~switch246 could not be translated [2023-12-03 02:38:35,074 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~switch244 could not be translated [2023-12-03 02:38:35,074 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #Ultimate.C_memset_#res#1 [2023-12-03 02:38:35,075 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #Ultimate.meminit_#ptr#1 [2023-12-03 02:38:35,075 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~switch246 could not be translated [2023-12-03 02:38:35,076 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #Ultimate.C_memset_#res#1 [2023-12-03 02:38:35,076 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #Ultimate.meminit_#ptr#1 [2023-12-03 02:38:35,076 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~switch244 could not be translated [2023-12-03 02:38:35,077 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #Ultimate.meminit_#ptr#1 [2023-12-03 02:38:35,077 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~switch244 could not be translated [2023-12-03 02:38:35,077 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #Ultimate.C_memset_#res#1 [2023-12-03 02:38:35,078 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~switch246 could not be translated [2023-12-03 02:38:35,078 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #Ultimate.meminit_#ptr#1 [2023-12-03 02:38:35,078 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #Ultimate.C_memset_#res#1 [2023-12-03 02:38:35,079 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~switch244 could not be translated [2023-12-03 02:38:35,079 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~switch246 could not be translated [2023-12-03 02:38:35,086 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 03.12 02:38:35 ImpRootNode [2023-12-03 02:38:35,086 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-03 02:38:35,086 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-03 02:38:35,087 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-03 02:38:35,087 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-03 02:38:35,087 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 02:38:28" (3/4) ... [2023-12-03 02:38:35,089 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-12-03 02:38:35,090 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-03 02:38:35,091 INFO L158 Benchmark]: Toolchain (without parser) took 12862.23ms. Allocated memory was 174.1MB in the beginning and 453.0MB in the end (delta: 278.9MB). Free memory was 120.4MB in the beginning and 330.6MB in the end (delta: -210.2MB). Peak memory consumption was 69.7MB. Max. memory is 16.1GB. [2023-12-03 02:38:35,092 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 102.8MB. Free memory was 51.9MB in the beginning and 51.7MB in the end (delta: 136.3kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 02:38:35,093 INFO L158 Benchmark]: CACSL2BoogieTranslator took 826.58ms. Allocated memory was 174.1MB in the beginning and 260.0MB in the end (delta: 86.0MB). Free memory was 120.4MB in the beginning and 215.5MB in the end (delta: -95.1MB). Peak memory consumption was 63.2MB. Max. memory is 16.1GB. [2023-12-03 02:38:35,093 INFO L158 Benchmark]: Boogie Procedure Inliner took 176.20ms. Allocated memory is still 260.0MB. Free memory was 215.5MB in the beginning and 192.5MB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-12-03 02:38:35,094 INFO L158 Benchmark]: Boogie Preprocessor took 179.07ms. Allocated memory is still 260.0MB. Free memory was 192.5MB in the beginning and 169.4MB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-12-03 02:38:35,094 INFO L158 Benchmark]: RCFGBuilder took 5425.74ms. Allocated memory was 260.0MB in the beginning and 371.2MB in the end (delta: 111.1MB). Free memory was 169.4MB in the beginning and 105.4MB in the end (delta: 64.0MB). Peak memory consumption was 179.3MB. Max. memory is 16.1GB. [2023-12-03 02:38:35,095 INFO L158 Benchmark]: CodeCheck took 6245.38ms. Allocated memory was 371.2MB in the beginning and 453.0MB in the end (delta: 81.8MB). Free memory was 105.4MB in the beginning and 330.6MB in the end (delta: -225.2MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 02:38:35,095 INFO L158 Benchmark]: Witness Printer took 3.99ms. Allocated memory is still 453.0MB. Free memory is still 330.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 02:38:35,098 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 931 locations, 380 error locations. Started 1 CEGAR loops. OverallTime: 6.2s, OverallIterations: 12, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1024 SdHoareTripleChecker+Valid, 3.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 480 mSDsluCounter, 1785 SdHoareTripleChecker+Invalid, 2.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1308 mSDsCounter, 340 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2009 IncrementalHoareTripleChecker+Invalid, 2349 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 340 mSolverCounterUnsat, 477 mSDtfsCounter, 2009 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1572 GetRequests, 1470 SyntacticMatches, 6 SemanticMatches, 96 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3686 ImplicationChecksByTransitivity, 2.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 1.8s InterpolantComputationTime, 148 NumberOfCodeBlocks, 148 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 119 ConstructedInterpolants, 0 QuantifiedInterpolants, 312 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 11 InterpolantComputations, 8 PerfectInterpolantSequences, 0/10 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 2396]: Unable to prove that all allocated memory was freed Unable to prove that all allocated memory was freed Reason: overapproximation of large string literal at line 2227, overapproximation of memtrack at line 2396. Possible FailurePath: [L1695] int ldv_irq_1_2 = 0; [L1696] int LDV_IN_INTERRUPT = 1; [L1697] int ldv_irq_1_3 = 0; [L1698] struct platform_device *tegra_rtc_driver_group0 ; [L1699] void *ldv_irq_data_1_1 ; [L1700] int ldv_irq_1_1 = 0; [L1701] int ldv_irq_1_0 = 0; [L1702] int ldv_irq_line_1_3 ; [L1703] void *ldv_irq_data_1_0 ; [L1704] int ldv_state_variable_0 ; [L1705] struct device *tegra_rtc_ops_group1 ; [L1706] int ldv_state_variable_3 ; [L1707] int ldv_irq_line_1_0 ; [L1708] int ldv_state_variable_2 ; [L1709] void *ldv_irq_data_1_3 ; [L1710] int ref_cnt ; [L1711] int ldv_irq_line_1_1 ; [L1712] struct rtc_time *tegra_rtc_ops_group0 ; [L1713] void *ldv_irq_data_1_2 ; [L1714] int ldv_state_variable_1 ; [L1715] int ldv_irq_line_1_2 ; [L1716] struct rtc_wkalrm *tegra_rtc_ops_group2 ; [L2058-L2060] static struct rtc_class_ops tegra_rtc_ops = {0, 0, 0, & tegra_rtc_read_time, & tegra_rtc_set_time, & tegra_rtc_read_alarm, & tegra_rtc_set_alarm, & tegra_rtc_proc, 0, 0, & tegra_rtc_alarm_irq_enable}; [L2226-L2227] static struct platform_driver tegra_rtc_driver = {0, & tegra_rtc_remove, & tegra_rtc_shutdown, & tegra_rtc_suspend, & tegra_rtc_resume, {"tegra_rtc", 0, & __this_module, 0, (_Bool)0, 0, 0, 0, 0, 0, 0, 0, 0, 0}, 0}; [L2243] int ldv_retval_2 ; [L2244] int ldv_retval_0 ; [L2246] int ldv_retval_1 ; [L2769] int ldv_init = 0; [L2398] struct seq_file *ldvarg1 ; [L2399] void *tmp ; [L2400] unsigned int ldvarg0 ; [L2401] unsigned int tmp___0 ; [L2402] pm_message_t ldvarg2 ; [L2403] int tmp___1 ; [L2404] int tmp___2 ; [L2405] int tmp___3 ; [L2406] int tmp___4 ; [L2408] CALL, EXPR ldv_zalloc(136U) [L1636] void *p ; [L1637] void *tmp ; [L1638] int tmp___0 ; [L1640] tmp___0 = __VERIFIER_nondet_int() [L1641] COND FALSE !(tmp___0 != 0) [L1644] EXPR, FCALL calloc(1U, size) [L1644] tmp = calloc(1U, size) [L1645] p = tmp [L1646] CALL assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) [L1613] COND FALSE !(!cond) [L1646] RET assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) [L1647] CALL, EXPR ldv_is_err(p) [L2736] return ((unsigned long )ptr > 2012UL); [L1647] RET, EXPR ldv_is_err(p) [L1647] CALL assume_abort_if_not(ldv_is_err(p) == 0) [L1613] COND FALSE !(!cond) [L1647] RET assume_abort_if_not(ldv_is_err(p) == 0) [L1648] return (p); [L2408] RET, EXPR ldv_zalloc(136U) [L2408] tmp = ldv_zalloc(136U) [L2409] ldvarg1 = (struct seq_file *)tmp [L2410] tmp___0 = __VERIFIER_nondet_uint() [L2411] ldvarg0 = tmp___0 [L2412] FCALL ldv_initialize() [L2413] FCALL memset((void *)(& ldvarg2), 0, 4U) [L2414] ldv_state_variable_1 = 1 [L2415] ref_cnt = 0 [L2416] ldv_state_variable_0 = 1 [L2417] ldv_state_variable_3 = 0 [L2418] ldv_state_variable_2 = 0 VAL [LDV_IN_INTERRUPT=1, __this_module={19:47}, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldvarg0=63, ldvarg1={-18446744073709549604:0}, ldvarg2={16:0}, ref_cnt=0, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tmp={-18446744073709549604:0}, tmp___0=63] [L2420] tmp___1 = __VERIFIER_nondet_int() [L2422] case 0: [L2428] case 1: [L2430] tmp___2 = __VERIFIER_nondet_int() [L2432] case 0: VAL [LDV_IN_INTERRUPT=1, __this_module={19:47}, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldvarg0=63, ldvarg1={-18446744073709549604:0}, ldvarg2={16:0}, ref_cnt=0, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tmp={-18446744073709549604:0}, tmp___0=63, tmp___1=1, tmp___2=1] [L2428] case 1: [L2440] case 1: VAL [LDV_IN_INTERRUPT=1, __this_module={19:47}, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldvarg0=63, ldvarg1={-18446744073709549604:0}, ldvarg2={16:0}, ref_cnt=0, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tmp={-18446744073709549604:0}, tmp___0=63, tmp___1=1, tmp___2=1] [L2428] case 1: [L2442] CALL, EXPR tegra_rtc_init() [L2230] int tmp ; [L2232] CALL, EXPR platform_driver_probe(& tegra_rtc_driver, & tegra_rtc_probe) [L2848] return __VERIFIER_nondet_int(); [L2232] RET, EXPR platform_driver_probe(& tegra_rtc_driver, & tegra_rtc_probe) [L2232] tmp = platform_driver_probe(& tegra_rtc_driver, & tegra_rtc_probe) [L2233] return (tmp); [L2442] RET, EXPR tegra_rtc_init() [L2442] ldv_retval_0 = tegra_rtc_init() [L2428] case 1: [L2450] ldv_state_variable_0 = 2 VAL [LDV_IN_INTERRUPT=1, __this_module={19:47}, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=1, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldvarg0=63, ldvarg1={-18446744073709549604:0}, ldvarg2={16:0}, ref_cnt=0, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tmp={-18446744073709549604:0}, tmp___0=63, tmp___1=1, tmp___2=1] [L2635] FCALL ldv_check_final_state() [L2636] return 0; [L2636] return 0; VAL [LDV_IN_INTERRUPT=1, \result=0, __this_module={19:47}, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=1, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldvarg0=63, ldvarg1={-18446744073709549604:0}, ref_cnt=0, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tmp={-18446744073709549604:0}, tmp___0=63, tmp___1=1, tmp___2=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 102.8MB. Free memory was 51.9MB in the beginning and 51.7MB in the end (delta: 136.3kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 826.58ms. Allocated memory was 174.1MB in the beginning and 260.0MB in the end (delta: 86.0MB). Free memory was 120.4MB in the beginning and 215.5MB in the end (delta: -95.1MB). Peak memory consumption was 63.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 176.20ms. Allocated memory is still 260.0MB. Free memory was 215.5MB in the beginning and 192.5MB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 179.07ms. Allocated memory is still 260.0MB. Free memory was 192.5MB in the beginning and 169.4MB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * RCFGBuilder took 5425.74ms. Allocated memory was 260.0MB in the beginning and 371.2MB in the end (delta: 111.1MB). Free memory was 169.4MB in the beginning and 105.4MB in the end (delta: 64.0MB). Peak memory consumption was 179.3MB. Max. memory is 16.1GB. * CodeCheck took 6245.38ms. Allocated memory was 371.2MB in the beginning and 453.0MB in the end (delta: 81.8MB). Free memory was 105.4MB in the beginning and 330.6MB in the end (delta: -225.2MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 3.99ms. Allocated memory is still 453.0MB. Free memory is still 330.6MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #Ultimate.C_memset_#res#1 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #Ultimate.meminit_#ptr#1 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~switch246 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~switch244 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #Ultimate.C_memset_#res#1 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #Ultimate.meminit_#ptr#1 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~switch246 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #Ultimate.C_memset_#res#1 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #Ultimate.meminit_#ptr#1 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~switch244 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #Ultimate.meminit_#ptr#1 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~switch244 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #Ultimate.C_memset_#res#1 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~switch246 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #Ultimate.meminit_#ptr#1 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #Ultimate.C_memset_#res#1 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~switch244 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~switch246 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-12-03 02:38:35,120 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d740689-45dd-47a0-8fce-9fd2a1d50ac3/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d740689-45dd-47a0-8fce-9fd2a1d50ac3/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d740689-45dd-47a0-8fce-9fd2a1d50ac3/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d740689-45dd-47a0-8fce-9fd2a1d50ac3/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d740689-45dd-47a0-8fce-9fd2a1d50ac3/bin/ukojak-verify-Qdu7aM0XO9/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-validator-v0.6/linux-stable-9ec4f65-1-110_1a-drivers--rtc--rtc-tegra.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d740689-45dd-47a0-8fce-9fd2a1d50ac3/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d740689-45dd-47a0-8fce-9fd2a1d50ac3/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 440f273968b34677cc4ba81db9f48373d3cac4b8a75ac1f970ae3fdbbff89c17 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 02:38:37,099 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 02:38:37,177 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d740689-45dd-47a0-8fce-9fd2a1d50ac3/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Bitvector.epf [2023-12-03 02:38:37,209 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 02:38:37,210 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 02:38:37,211 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 02:38:37,211 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 02:38:37,212 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 02:38:37,212 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 02:38:37,213 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-12-03 02:38:37,213 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-12-03 02:38:37,214 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-12-03 02:38:37,214 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 02:38:37,215 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-03 02:38:37,215 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-03 02:38:37,216 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-03 02:38:37,217 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 02:38:37,217 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 02:38:37,218 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 02:38:37,218 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 02:38:37,219 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 02:38:37,219 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 02:38:37,220 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-03 02:38:37,220 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 02:38:37,221 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 02:38:37,221 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 02:38:37,222 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 02:38:37,222 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-03 02:38:37,222 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 02:38:37,223 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-03 02:38:37,223 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-03 02:38:37,224 INFO L153 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_0d740689-45dd-47a0-8fce-9fd2a1d50ac3/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d740689-45dd-47a0-8fce-9fd2a1d50ac3/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 440f273968b34677cc4ba81db9f48373d3cac4b8a75ac1f970ae3fdbbff89c17 [2023-12-03 02:38:37,490 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 02:38:37,509 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 02:38:37,511 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 02:38:37,512 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 02:38:37,512 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 02:38:37,513 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d740689-45dd-47a0-8fce-9fd2a1d50ac3/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/ldv-validator-v0.6/linux-stable-9ec4f65-1-110_1a-drivers--rtc--rtc-tegra.ko-entry_point.cil.out.i [2023-12-03 02:38:40,286 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 02:38:40,665 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 02:38:40,665 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d740689-45dd-47a0-8fce-9fd2a1d50ac3/sv-benchmarks/c/ldv-validator-v0.6/linux-stable-9ec4f65-1-110_1a-drivers--rtc--rtc-tegra.ko-entry_point.cil.out.i [2023-12-03 02:38:40,693 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d740689-45dd-47a0-8fce-9fd2a1d50ac3/bin/ukojak-verify-Qdu7aM0XO9/data/9b2e36d43/1c2305d411034ac9807fa0571bacd3ae/FLAGcf84a7772 [2023-12-03 02:38:40,709 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d740689-45dd-47a0-8fce-9fd2a1d50ac3/bin/ukojak-verify-Qdu7aM0XO9/data/9b2e36d43/1c2305d411034ac9807fa0571bacd3ae [2023-12-03 02:38:40,711 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 02:38:40,713 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 02:38:40,714 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 02:38:40,715 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 02:38:40,720 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 02:38:40,721 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 02:38:40" (1/1) ... [2023-12-03 02:38:40,722 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3f786ba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:38:40, skipping insertion in model container [2023-12-03 02:38:40,723 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 02:38:40" (1/1) ... [2023-12-03 02:38:40,793 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 02:38:41,433 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:38:41,461 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-12-03 02:38:41,479 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 02:38:41,591 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:38:41,599 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 02:38:41,698 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:38:41,768 INFO L206 MainTranslator]: Completed translation [2023-12-03 02:38:41,768 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:38:41 WrapperNode [2023-12-03 02:38:41,769 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 02:38:41,770 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 02:38:41,770 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 02:38:41,770 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 02:38:41,778 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:38:41" (1/1) ... [2023-12-03 02:38:41,810 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:38:41" (1/1) ... [2023-12-03 02:38:41,917 INFO L138 Inliner]: procedures = 121, calls = 369, calls flagged for inlining = 160, calls inlined = 562, statements flattened = 4676 [2023-12-03 02:38:41,918 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 02:38:41,918 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 02:38:41,919 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 02:38:41,919 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 02:38:41,928 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:38:41" (1/1) ... [2023-12-03 02:38:41,928 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:38:41" (1/1) ... [2023-12-03 02:38:41,945 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:38:41" (1/1) ... [2023-12-03 02:38:41,946 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:38:41" (1/1) ... [2023-12-03 02:38:42,067 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:38:41" (1/1) ... [2023-12-03 02:38:42,095 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:38:41" (1/1) ... [2023-12-03 02:38:42,109 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:38:41" (1/1) ... [2023-12-03 02:38:42,125 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:38:41" (1/1) ... [2023-12-03 02:38:42,148 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 02:38:42,149 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 02:38:42,149 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 02:38:42,149 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 02:38:42,150 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:38:41" (1/1) ... [2023-12-03 02:38:42,156 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 02:38:42,166 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d740689-45dd-47a0-8fce-9fd2a1d50ac3/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 02:38:42,177 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d740689-45dd-47a0-8fce-9fd2a1d50ac3/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 02:38:42,186 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d740689-45dd-47a0-8fce-9fd2a1d50ac3/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 02:38:42,221 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2023-12-03 02:38:42,221 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2023-12-03 02:38:42,221 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-12-03 02:38:42,221 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-12-03 02:38:42,222 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 02:38:42,222 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 02:38:42,222 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-12-03 02:38:42,222 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2023-12-03 02:38:42,222 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2023-12-03 02:38:42,222 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-12-03 02:38:42,223 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 02:38:42,223 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-12-03 02:38:42,223 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-03 02:38:42,223 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 02:38:42,223 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 02:38:42,523 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 02:38:42,526 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 02:38:48,865 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 02:38:50,864 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 02:38:50,865 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-12-03 02:38:50,867 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 02:38:50 BoogieIcfgContainer [2023-12-03 02:38:50,867 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 02:38:50,868 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 02:38:50,869 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 02:38:50,878 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 02:38:50,879 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 02:38:50" (1/1) ... [2023-12-03 02:38:50,888 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 02:38:50,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:38:50,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1126 states to 931 states and 1126 transitions. [2023-12-03 02:38:50,963 INFO L276 IsEmpty]: Start isEmpty. Operand 931 states and 1126 transitions. [2023-12-03 02:38:50,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-12-03 02:38:50,966 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:38:50,966 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 02:38:50,966 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d740689-45dd-47a0-8fce-9fd2a1d50ac3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 02:38:50,968 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d740689-45dd-47a0-8fce-9fd2a1d50ac3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 02:38:50,976 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d740689-45dd-47a0-8fce-9fd2a1d50ac3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-12-03 02:38:51,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:38:51,915 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 02:38:52,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:38:52,012 INFO L262 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 02:38:52,018 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:38:52,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:38:52,248 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 18 [2023-12-03 02:38:52,267 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-12-03 02:38:52,268 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2023-12-03 02:38:52,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:38:52,283 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-12-03 02:38:52,283 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2023-12-03 02:38:52,333 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-12-03 02:38:52,334 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2023-12-03 02:38:52,337 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 7 [2023-12-03 02:38:52,349 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:38:52,359 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d740689-45dd-47a0-8fce-9fd2a1d50ac3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-12-03 02:38:52,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:38:52,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1125 states to 930 states and 1125 transitions. [2023-12-03 02:38:52,720 INFO L276 IsEmpty]: Start isEmpty. Operand 930 states and 1125 transitions. [2023-12-03 02:38:52,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-12-03 02:38:52,720 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:38:52,720 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 02:38:52,720 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d740689-45dd-47a0-8fce-9fd2a1d50ac3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 02:38:52,721 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d740689-45dd-47a0-8fce-9fd2a1d50ac3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 02:38:52,723 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d740689-45dd-47a0-8fce-9fd2a1d50ac3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2023-12-03 02:38:53,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:38:53,571 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 02:38:53,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:38:53,698 INFO L262 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-03 02:38:53,702 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:38:53,887 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2023-12-03 02:38:53,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:38:53,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:38:53,912 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 1 [2023-12-03 02:38:53,952 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:38:53,961 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d740689-45dd-47a0-8fce-9fd2a1d50ac3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2023-12-03 02:38:54,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:38:54,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1124 states to 929 states and 1124 transitions. [2023-12-03 02:38:54,487 INFO L276 IsEmpty]: Start isEmpty. Operand 929 states and 1124 transitions. [2023-12-03 02:38:54,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-12-03 02:38:54,488 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:38:54,488 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 02:38:54,488 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d740689-45dd-47a0-8fce-9fd2a1d50ac3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 02:38:54,489 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d740689-45dd-47a0-8fce-9fd2a1d50ac3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 02:38:54,490 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d740689-45dd-47a0-8fce-9fd2a1d50ac3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2023-12-03 02:38:54,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:38:54,890 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 02:38:54,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:38:54,974 INFO L262 TraceCheckSpWp]: Trace formula consists of 183 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 02:38:54,975 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:38:55,005 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:38:55,010 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d740689-45dd-47a0-8fce-9fd2a1d50ac3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2023-12-03 02:38:55,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:38:55,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1165 states to 935 states and 1165 transitions. [2023-12-03 02:38:55,134 INFO L276 IsEmpty]: Start isEmpty. Operand 935 states and 1165 transitions. [2023-12-03 02:38:55,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-12-03 02:38:55,136 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:38:55,136 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 02:38:55,136 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d740689-45dd-47a0-8fce-9fd2a1d50ac3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 02:38:55,137 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d740689-45dd-47a0-8fce-9fd2a1d50ac3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 02:38:55,138 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d740689-45dd-47a0-8fce-9fd2a1d50ac3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2023-12-03 02:38:55,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:38:55,558 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 02:38:55,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:38:55,646 INFO L262 TraceCheckSpWp]: Trace formula consists of 197 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 02:38:55,647 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:38:55,681 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:38:55,686 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d740689-45dd-47a0-8fce-9fd2a1d50ac3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2023-12-03 02:38:55,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:38:55,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1199 states to 940 states and 1199 transitions. [2023-12-03 02:38:55,964 INFO L276 IsEmpty]: Start isEmpty. Operand 940 states and 1199 transitions. [2023-12-03 02:38:55,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-12-03 02:38:55,967 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:38:55,967 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 02:38:55,967 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d740689-45dd-47a0-8fce-9fd2a1d50ac3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 02:38:55,968 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d740689-45dd-47a0-8fce-9fd2a1d50ac3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 02:38:55,969 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d740689-45dd-47a0-8fce-9fd2a1d50ac3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2023-12-03 02:38:56,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:38:56,394 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 02:38:56,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:38:56,485 INFO L262 TraceCheckSpWp]: Trace formula consists of 206 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 02:38:56,486 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:38:56,563 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:38:56,569 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d740689-45dd-47a0-8fce-9fd2a1d50ac3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (6)] Forceful destruction successful, exit code 0 [2023-12-03 02:38:57,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:38:57,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1236 states to 945 states and 1236 transitions. [2023-12-03 02:38:57,554 INFO L276 IsEmpty]: Start isEmpty. Operand 945 states and 1236 transitions. [2023-12-03 02:38:57,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-12-03 02:38:57,556 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:38:57,556 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 02:38:57,556 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d740689-45dd-47a0-8fce-9fd2a1d50ac3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 02:38:57,557 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d740689-45dd-47a0-8fce-9fd2a1d50ac3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 02:38:57,558 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d740689-45dd-47a0-8fce-9fd2a1d50ac3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2023-12-03 02:38:57,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:38:57,927 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 02:38:58,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:38:58,033 INFO L262 TraceCheckSpWp]: Trace formula consists of 208 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 02:38:58,034 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:38:58,104 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:38:58,109 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d740689-45dd-47a0-8fce-9fd2a1d50ac3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2023-12-03 02:38:59,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:38:59,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1276 states to 951 states and 1276 transitions. [2023-12-03 02:38:59,566 INFO L276 IsEmpty]: Start isEmpty. Operand 951 states and 1276 transitions. [2023-12-03 02:38:59,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-12-03 02:38:59,567 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:38:59,568 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 02:38:59,568 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d740689-45dd-47a0-8fce-9fd2a1d50ac3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 02:38:59,569 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d740689-45dd-47a0-8fce-9fd2a1d50ac3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 02:38:59,570 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d740689-45dd-47a0-8fce-9fd2a1d50ac3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2023-12-03 02:39:00,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:39:00,043 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 02:39:00,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:39:00,140 INFO L262 TraceCheckSpWp]: Trace formula consists of 191 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 02:39:00,142 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:39:00,291 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:39:00,296 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d740689-45dd-47a0-8fce-9fd2a1d50ac3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2023-12-03 02:39:00,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:39:00,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1277 states to 952 states and 1277 transitions. [2023-12-03 02:39:00,760 INFO L276 IsEmpty]: Start isEmpty. Operand 952 states and 1277 transitions. [2023-12-03 02:39:00,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-12-03 02:39:00,762 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:39:00,762 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 02:39:00,762 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d740689-45dd-47a0-8fce-9fd2a1d50ac3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 02:39:00,763 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d740689-45dd-47a0-8fce-9fd2a1d50ac3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 02:39:00,781 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d740689-45dd-47a0-8fce-9fd2a1d50ac3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2023-12-03 02:39:01,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:39:01,472 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 02:39:01,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:39:01,579 INFO L262 TraceCheckSpWp]: Trace formula consists of 202 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 02:39:01,580 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:39:01,684 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:39:01,695 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d740689-45dd-47a0-8fce-9fd2a1d50ac3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (9)] Ended with exit code 0 [2023-12-03 02:39:02,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:39:02,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1278 states to 953 states and 1278 transitions. [2023-12-03 02:39:02,226 INFO L276 IsEmpty]: Start isEmpty. Operand 953 states and 1278 transitions. [2023-12-03 02:39:02,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-12-03 02:39:02,227 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:39:02,228 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 02:39:02,228 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d740689-45dd-47a0-8fce-9fd2a1d50ac3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 02:39:02,229 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d740689-45dd-47a0-8fce-9fd2a1d50ac3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 02:39:02,232 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d740689-45dd-47a0-8fce-9fd2a1d50ac3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2023-12-03 02:39:02,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:39:02,920 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 02:39:03,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:39:03,040 INFO L262 TraceCheckSpWp]: Trace formula consists of 213 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-03 02:39:03,042 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:39:03,163 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:39:03,171 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d740689-45dd-47a0-8fce-9fd2a1d50ac3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (10)] Ended with exit code 0 [2023-12-03 02:39:03,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:39:03,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1279 states to 954 states and 1279 transitions. [2023-12-03 02:39:03,734 INFO L276 IsEmpty]: Start isEmpty. Operand 954 states and 1279 transitions. [2023-12-03 02:39:03,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 02:39:03,735 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:39:03,736 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 02:39:03,736 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d740689-45dd-47a0-8fce-9fd2a1d50ac3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 02:39:03,737 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d740689-45dd-47a0-8fce-9fd2a1d50ac3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 02:39:03,738 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d740689-45dd-47a0-8fce-9fd2a1d50ac3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2023-12-03 02:39:04,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:39:04,458 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 02:39:04,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:39:04,566 INFO L262 TraceCheckSpWp]: Trace formula consists of 224 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-03 02:39:04,568 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:39:04,696 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:39:04,705 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d740689-45dd-47a0-8fce-9fd2a1d50ac3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (11)] Forceful destruction successful, exit code 0 [2023-12-03 02:39:05,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:39:05,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1280 states to 955 states and 1280 transitions. [2023-12-03 02:39:05,293 INFO L276 IsEmpty]: Start isEmpty. Operand 955 states and 1280 transitions. [2023-12-03 02:39:05,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-12-03 02:39:05,293 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:39:05,293 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 02:39:05,294 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d740689-45dd-47a0-8fce-9fd2a1d50ac3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 02:39:05,295 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d740689-45dd-47a0-8fce-9fd2a1d50ac3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 02:39:05,296 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d740689-45dd-47a0-8fce-9fd2a1d50ac3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2023-12-03 02:39:09,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 02:39:09,447 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-03 02:39:13,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 02:39:16,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 02:39:16,272 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-03 02:39:19,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 02:39:19,114 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d740689-45dd-47a0-8fce-9fd2a1d50ac3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (12)] Ended with exit code 0 [2023-12-03 02:39:19,115 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 11 iterations. [2023-12-03 02:39:19,170 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #Ultimate.meminit_#ptr#1 [2023-12-03 02:39:19,171 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #Ultimate.C_memset_#res#1 [2023-12-03 02:39:19,173 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~switch241 could not be translated [2023-12-03 02:39:19,173 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #Ultimate.C_memset_#res#1 [2023-12-03 02:39:19,174 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~switch243 could not be translated [2023-12-03 02:39:19,174 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #Ultimate.meminit_#ptr#1 [2023-12-03 02:39:19,175 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~switch241 could not be translated [2023-12-03 02:39:19,175 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~switch243 could not be translated [2023-12-03 02:39:19,176 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #Ultimate.meminit_#ptr#1 [2023-12-03 02:39:19,176 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #Ultimate.C_memset_#res#1 [2023-12-03 02:39:19,177 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #Ultimate.meminit_#ptr#1 [2023-12-03 02:39:19,177 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~switch243 could not be translated [2023-12-03 02:39:19,178 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #Ultimate.C_memset_#res#1 [2023-12-03 02:39:19,178 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~switch241 could not be translated [2023-12-03 02:39:19,179 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~switch241 could not be translated [2023-12-03 02:39:19,179 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #Ultimate.meminit_#ptr#1 [2023-12-03 02:39:19,179 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~switch243 could not be translated [2023-12-03 02:39:19,180 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #Ultimate.C_memset_#res#1 [2023-12-03 02:39:19,187 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 03.12 02:39:19 ImpRootNode [2023-12-03 02:39:19,187 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-03 02:39:19,188 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-03 02:39:19,188 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-03 02:39:19,188 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-03 02:39:19,189 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 02:38:50" (3/4) ... [2023-12-03 02:39:19,191 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-12-03 02:39:19,192 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-03 02:39:19,193 INFO L158 Benchmark]: Toolchain (without parser) took 38479.51ms. Allocated memory was 83.9MB in the beginning and 484.4MB in the end (delta: 400.6MB). Free memory was 56.5MB in the beginning and 131.1MB in the end (delta: -74.6MB). Peak memory consumption was 326.3MB. Max. memory is 16.1GB. [2023-12-03 02:39:19,193 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 60.8MB. Free memory was 36.8MB in the beginning and 36.7MB in the end (delta: 81.6kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 02:39:19,194 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1054.59ms. Allocated memory is still 83.9MB. Free memory was 56.3MB in the beginning and 51.1MB in the end (delta: 5.1MB). Peak memory consumption was 36.1MB. Max. memory is 16.1GB. [2023-12-03 02:39:19,194 INFO L158 Benchmark]: Boogie Procedure Inliner took 148.15ms. Allocated memory is still 83.9MB. Free memory was 51.1MB in the beginning and 30.2MB in the end (delta: 20.9MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-12-03 02:39:19,195 INFO L158 Benchmark]: Boogie Preprocessor took 229.82ms. Allocated memory was 83.9MB in the beginning and 100.7MB in the end (delta: 16.8MB). Free memory was 30.2MB in the beginning and 43.1MB in the end (delta: -12.9MB). Peak memory consumption was 14.6MB. Max. memory is 16.1GB. [2023-12-03 02:39:19,221 INFO L158 Benchmark]: RCFGBuilder took 8718.29ms. Allocated memory was 100.7MB in the beginning and 285.2MB in the end (delta: 184.5MB). Free memory was 43.1MB in the beginning and 181.6MB in the end (delta: -138.4MB). Peak memory consumption was 161.2MB. Max. memory is 16.1GB. [2023-12-03 02:39:19,221 INFO L158 Benchmark]: CodeCheck took 28318.94ms. Allocated memory was 285.2MB in the beginning and 484.4MB in the end (delta: 199.2MB). Free memory was 181.6MB in the beginning and 131.1MB in the end (delta: 50.4MB). Peak memory consumption was 248.6MB. Max. memory is 16.1GB. [2023-12-03 02:39:19,222 INFO L158 Benchmark]: Witness Printer took 4.04ms. Allocated memory is still 484.4MB. Free memory is still 131.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 02:39:19,224 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 931 locations, 380 error locations. Started 1 CEGAR loops. OverallTime: 28.2s, OverallIterations: 11, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 817 SdHoareTripleChecker+Valid, 13.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 371 mSDsluCounter, 1427 SdHoareTripleChecker+Invalid, 12.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1070 mSDsCounter, 251 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1482 IncrementalHoareTripleChecker+Invalid, 1733 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 251 mSolverCounterUnsat, 357 mSDtfsCounter, 1482 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1480 GetRequests, 1398 SyntacticMatches, 6 SemanticMatches, 76 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2021 ImplicationChecksByTransitivity, 4.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.2s SsaConstructionTime, 3.1s SatisfiabilityAnalysisTime, 1.4s InterpolantComputationTime, 134 NumberOfCodeBlocks, 134 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 106 ConstructedInterpolants, 0 QuantifiedInterpolants, 266 SizeOfPredicates, 19 NumberOfNonLiveVariables, 1937 ConjunctsInSsa, 46 ConjunctsInUnsatCore, 10 InterpolantComputations, 7 PerfectInterpolantSequences, 0/10 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 2396]: Unable to prove that all allocated memory was freed Unable to prove that all allocated memory was freed Reason: overapproximation of large string literal at line 2227, overapproximation of memtrack at line 2396. Possible FailurePath: [L1695] int ldv_irq_1_2 = 0; [L1696] int LDV_IN_INTERRUPT = 1; [L1697] int ldv_irq_1_3 = 0; [L1698] struct platform_device *tegra_rtc_driver_group0 ; [L1699] void *ldv_irq_data_1_1 ; [L1700] int ldv_irq_1_1 = 0; [L1701] int ldv_irq_1_0 = 0; [L1702] int ldv_irq_line_1_3 ; [L1703] void *ldv_irq_data_1_0 ; [L1704] int ldv_state_variable_0 ; [L1705] struct device *tegra_rtc_ops_group1 ; [L1706] int ldv_state_variable_3 ; [L1707] int ldv_irq_line_1_0 ; [L1708] int ldv_state_variable_2 ; [L1709] void *ldv_irq_data_1_3 ; [L1710] int ref_cnt ; [L1711] int ldv_irq_line_1_1 ; [L1712] struct rtc_time *tegra_rtc_ops_group0 ; [L1713] void *ldv_irq_data_1_2 ; [L1714] int ldv_state_variable_1 ; [L1715] int ldv_irq_line_1_2 ; [L1716] struct rtc_wkalrm *tegra_rtc_ops_group2 ; [L2058-L2060] static struct rtc_class_ops tegra_rtc_ops = {0, 0, 0, & tegra_rtc_read_time, & tegra_rtc_set_time, & tegra_rtc_read_alarm, & tegra_rtc_set_alarm, & tegra_rtc_proc, 0, 0, & tegra_rtc_alarm_irq_enable}; [L2226-L2227] static struct platform_driver tegra_rtc_driver = {0, & tegra_rtc_remove, & tegra_rtc_shutdown, & tegra_rtc_suspend, & tegra_rtc_resume, {"tegra_rtc", 0, & __this_module, 0, (_Bool)0, 0, 0, 0, 0, 0, 0, 0, 0, 0}, 0}; [L2243] int ldv_retval_2 ; [L2244] int ldv_retval_0 ; [L2246] int ldv_retval_1 ; [L2769] int ldv_init = 0; [L2398] struct seq_file *ldvarg1 ; [L2399] void *tmp ; [L2400] unsigned int ldvarg0 ; [L2401] unsigned int tmp___0 ; [L2402] pm_message_t ldvarg2 ; [L2403] int tmp___1 ; [L2404] int tmp___2 ; [L2405] int tmp___3 ; [L2406] int tmp___4 ; [L2408] CALL, EXPR ldv_zalloc(136U) [L1636] void *p ; [L1637] void *tmp ; [L1638] int tmp___0 ; [L1640] tmp___0 = __VERIFIER_nondet_int() [L1641] COND FALSE !(tmp___0 != 0) [L1644] EXPR, FCALL calloc(1U, size) [L1644] tmp = calloc(1U, size) [L1645] p = tmp [L1646] CALL assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) [L1613] COND FALSE !(!cond) [L1646] RET assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) [L1647] CALL, EXPR ldv_is_err(p) [L2736] return ((unsigned long )ptr > 2012UL); [L1647] RET, EXPR ldv_is_err(p) [L1647] CALL assume_abort_if_not(ldv_is_err(p) == 0) [L1613] COND FALSE !(!cond) [L1647] RET assume_abort_if_not(ldv_is_err(p) == 0) [L1648] return (p); [L2408] RET, EXPR ldv_zalloc(136U) [L2408] tmp = ldv_zalloc(136U) [L2409] ldvarg1 = (struct seq_file *)tmp [L2410] tmp___0 = __VERIFIER_nondet_uint() [L2411] ldvarg0 = tmp___0 [L2412] FCALL ldv_initialize() [L2413] FCALL memset((void *)(& ldvarg2), 0, 4U) [L2414] ldv_state_variable_1 = 1 [L2415] ref_cnt = 0 [L2416] ldv_state_variable_0 = 1 [L2417] ldv_state_variable_3 = 0 [L2418] ldv_state_variable_2 = 0 VAL [LDV_IN_INTERRUPT=1, __this_module={0:0}, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldvarg0=0, ldvarg1={32:0}, ldvarg2={-9223372036854775792:0}, ref_cnt=0, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tmp={32:0}, tmp___0=0] [L2420] tmp___1 = __VERIFIER_nondet_int() [L2422] case 0: [L2428] case 1: [L2430] tmp___2 = __VERIFIER_nondet_int() [L2432] case 0: VAL [LDV_IN_INTERRUPT=1, __this_module={0:0}, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldvarg0=0, ldvarg1={32:0}, ldvarg2={-9223372036854775792:0}, ref_cnt=0, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tmp={32:0}, tmp___0=0, tmp___1=1, tmp___2=1] [L2428] case 1: [L2440] case 1: VAL [LDV_IN_INTERRUPT=1, __this_module={0:0}, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldvarg0=0, ldvarg1={32:0}, ldvarg2={-9223372036854775792:0}, ref_cnt=0, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tmp={32:0}, tmp___0=0, tmp___1=1, tmp___2=1] [L2428] case 1: [L2442] CALL, EXPR tegra_rtc_init() [L2230] int tmp ; [L2232] CALL, EXPR platform_driver_probe(& tegra_rtc_driver, & tegra_rtc_probe) [L2848] return __VERIFIER_nondet_int(); [L2232] RET, EXPR platform_driver_probe(& tegra_rtc_driver, & tegra_rtc_probe) [L2232] tmp = platform_driver_probe(& tegra_rtc_driver, & tegra_rtc_probe) [L2233] return (tmp); [L2442] RET, EXPR tegra_rtc_init() [L2442] ldv_retval_0 = tegra_rtc_init() [L2428] case 1: [L2450] ldv_state_variable_0 = 2 VAL [LDV_IN_INTERRUPT=1, __this_module={0:0}, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=1, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldvarg0=0, ldvarg1={32:0}, ldvarg2={-9223372036854775792:0}, ref_cnt=0, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tmp={32:0}, tmp___0=0, tmp___1=1, tmp___2=1] [L2635] FCALL ldv_check_final_state() [L2636] return 0; [L2636] return 0; VAL [LDV_IN_INTERRUPT=1, \result=0, __this_module={0:0}, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=1, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldvarg0=0, ldvarg1={32:0}, ref_cnt=0, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tmp={32:0}, tmp___0=0, tmp___1=1, tmp___2=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 60.8MB. Free memory was 36.8MB in the beginning and 36.7MB in the end (delta: 81.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1054.59ms. Allocated memory is still 83.9MB. Free memory was 56.3MB in the beginning and 51.1MB in the end (delta: 5.1MB). Peak memory consumption was 36.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 148.15ms. Allocated memory is still 83.9MB. Free memory was 51.1MB in the beginning and 30.2MB in the end (delta: 20.9MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 229.82ms. Allocated memory was 83.9MB in the beginning and 100.7MB in the end (delta: 16.8MB). Free memory was 30.2MB in the beginning and 43.1MB in the end (delta: -12.9MB). Peak memory consumption was 14.6MB. Max. memory is 16.1GB. * RCFGBuilder took 8718.29ms. Allocated memory was 100.7MB in the beginning and 285.2MB in the end (delta: 184.5MB). Free memory was 43.1MB in the beginning and 181.6MB in the end (delta: -138.4MB). Peak memory consumption was 161.2MB. Max. memory is 16.1GB. * CodeCheck took 28318.94ms. Allocated memory was 285.2MB in the beginning and 484.4MB in the end (delta: 199.2MB). Free memory was 181.6MB in the beginning and 131.1MB in the end (delta: 50.4MB). Peak memory consumption was 248.6MB. Max. memory is 16.1GB. * Witness Printer took 4.04ms. Allocated memory is still 484.4MB. Free memory is still 131.1MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #Ultimate.meminit_#ptr#1 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #Ultimate.C_memset_#res#1 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~switch241 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #Ultimate.C_memset_#res#1 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~switch243 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #Ultimate.meminit_#ptr#1 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~switch241 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~switch243 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #Ultimate.meminit_#ptr#1 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #Ultimate.C_memset_#res#1 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #Ultimate.meminit_#ptr#1 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~switch243 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #Ultimate.C_memset_#res#1 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~switch241 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~switch241 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #Ultimate.meminit_#ptr#1 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~switch243 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #Ultimate.C_memset_#res#1 - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-12-03 02:39:19,259 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d740689-45dd-47a0-8fce-9fd2a1d50ac3/bin/ukojak-verify-Qdu7aM0XO9/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: UNKNOWN: Overapproximated counterexample