/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCTransformed.xml -s ../../../trunk/examples/settings/automizer/LoopAccelerationJordanC.epf -i ../../../trunk/examples/svcomp/loop-invariants/linear-inequality-inv-b.c
--------------------------------------------------------------------------------
This is Ultimate 0.2.1-dev-1a84f73
[2021-05-01 04:15:55,723 INFO L177 SettingsManager]: Resetting all preferences to default values...
[2021-05-01 04:15:55,724 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values
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[2021-05-01 04:15:55,754 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
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[2021-05-01 04:15:55,766 INFO L188 SettingsManager]: Finished resetting all preferences to default values...
[2021-05-01 04:15:55,767 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/LoopAccelerationJordanC.epf
[2021-05-01 04:15:55,796 INFO L113 SettingsManager]: Loading preferences was successful
[2021-05-01 04:15:55,796 INFO L115 SettingsManager]: Preferences different from defaults after loading the file:
[2021-05-01 04:15:55,799 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2021-05-01 04:15:55,799 INFO L138 SettingsManager]: * sizeof long=4
[2021-05-01 04:15:55,799 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true
[2021-05-01 04:15:55,799 INFO L138 SettingsManager]: * sizeof POINTER=4
[2021-05-01 04:15:55,800 INFO L138 SettingsManager]: * Check division by zero=IGNORE
[2021-05-01 04:15:55,800 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2021-05-01 04:15:55,800 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2021-05-01 04:15:55,800 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2021-05-01 04:15:55,800 INFO L138 SettingsManager]: * sizeof long double=12
[2021-05-01 04:15:55,800 INFO L138 SettingsManager]: * Check if freed pointer was valid=false
[2021-05-01 04:15:55,800 INFO L138 SettingsManager]: * Use constant arrays=true
[2021-05-01 04:15:55,800 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2021-05-01 04:15:55,801 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2021-05-01 04:15:55,801 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements
[2021-05-01 04:15:55,801 INFO L138 SettingsManager]: * To the following directory=./dump/
[2021-05-01 04:15:55,801 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode
[2021-05-01 04:15:55,801 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2021-05-01 04:15:55,801 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2021-05-01 04:15:55,801 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL
[2021-05-01 04:15:55,802 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults:
[2021-05-01 04:15:55,802 INFO L138 SettingsManager]: * TransformationType=LOOP_ACCELERATION_JORDAN
WARNING: An illegal reflective access operation has occurred
WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
[2021-05-01 04:15:56,024 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2021-05-01 04:15:56,043 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2021-05-01 04:15:56,045 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2021-05-01 04:15:56,046 INFO L271 PluginConnector]: Initializing CDTParser...
[2021-05-01 04:15:56,047 INFO L275 PluginConnector]: CDTParser initialized
[2021-05-01 04:15:56,047 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-invariants/linear-inequality-inv-b.c
[2021-05-01 04:15:56,095 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/11e7978fe/8ed4ef8a1d3040df8e1929784ead3d03/FLAGf32f0443d
[2021-05-01 04:15:56,530 INFO L306 CDTParser]: Found 1 translation units.
[2021-05-01 04:15:56,530 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-invariants/linear-inequality-inv-b.c
[2021-05-01 04:15:56,534 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/11e7978fe/8ed4ef8a1d3040df8e1929784ead3d03/FLAGf32f0443d
[2021-05-01 04:15:56,547 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/11e7978fe/8ed4ef8a1d3040df8e1929784ead3d03
[2021-05-01 04:15:56,549 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2021-05-01 04:15:56,552 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements.
[2021-05-01 04:15:56,553 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2021-05-01 04:15:56,553 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2021-05-01 04:15:56,557 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized
[2021-05-01 04:15:56,558 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.05 04:15:56" (1/1) ...
[2021-05-01 04:15:56,558 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@16dcf7f6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.05 04:15:56, skipping insertion in model container
[2021-05-01 04:15:56,558 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.05 04:15:56" (1/1) ...
[2021-05-01 04:15:56,563 INFO L145 MainTranslator]: Starting translation in SV-COMP mode
[2021-05-01 04:15:56,571 INFO L178 MainTranslator]: Built tables and reachable declarations
[2021-05-01 04:15:56,682 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/loop-invariants/linear-inequality-inv-b.c[557,570]
[2021-05-01 04:15:56,684 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/loop-invariants/linear-inequality-inv-b.c[613,626]
[2021-05-01 04:15:56,685 INFO L206 PostProcessor]: Analyzing one entry point: main
[2021-05-01 04:15:56,692 INFO L203 MainTranslator]: Completed pre-run
[2021-05-01 04:15:56,702 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/loop-invariants/linear-inequality-inv-b.c[557,570]
[2021-05-01 04:15:56,703 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/loop-invariants/linear-inequality-inv-b.c[613,626]
[2021-05-01 04:15:56,703 INFO L206 PostProcessor]: Analyzing one entry point: main
[2021-05-01 04:15:56,713 INFO L208 MainTranslator]: Completed translation
[2021-05-01 04:15:56,713 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.05 04:15:56 WrapperNode
[2021-05-01 04:15:56,713 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2021-05-01 04:15:56,715 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2021-05-01 04:15:56,715 INFO L271 PluginConnector]: Initializing Boogie Preprocessor...
[2021-05-01 04:15:56,715 INFO L275 PluginConnector]: Boogie Preprocessor initialized
[2021-05-01 04:15:56,728 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.05 04:15:56" (1/1) ...
[2021-05-01 04:15:56,730 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.05 04:15:56" (1/1) ...
[2021-05-01 04:15:56,747 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.05 04:15:56" (1/1) ...
[2021-05-01 04:15:56,748 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.05 04:15:56" (1/1) ...
[2021-05-01 04:15:56,751 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.05 04:15:56" (1/1) ...
[2021-05-01 04:15:56,757 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.05 04:15:56" (1/1) ...
[2021-05-01 04:15:56,758 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.05 04:15:56" (1/1) ...
[2021-05-01 04:15:56,762 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2021-05-01 04:15:56,763 INFO L113 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2021-05-01 04:15:56,763 INFO L271 PluginConnector]: Initializing RCFGBuilder...
[2021-05-01 04:15:56,763 INFO L275 PluginConnector]: RCFGBuilder initialized
[2021-05-01 04:15:56,764 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.05 04:15:56" (1/1) ...
No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null)
Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2021-05-01 04:15:56,837 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init
[2021-05-01 04:15:56,837 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2021-05-01 04:15:56,838 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error
[2021-05-01 04:15:56,838 INFO L138 BoogieDeclarations]: Found implementation of procedure main
[2021-05-01 04:15:56,838 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail
[2021-05-01 04:15:56,838 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error
[2021-05-01 04:15:56,838 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack
[2021-05-01 04:15:56,839 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uchar
[2021-05-01 04:15:56,839 INFO L130 BoogieDeclarations]: Found specification of procedure main
[2021-05-01 04:15:56,839 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init
[2021-05-01 04:15:56,839 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int
[2021-05-01 04:15:56,839 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2021-05-01 04:15:56,840 INFO L130 BoogieDeclarations]: Found specification of procedure write~int
[2021-05-01 04:15:56,840 INFO L130 BoogieDeclarations]: Found specification of procedure read~int
[2021-05-01 04:15:56,840 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2021-05-01 04:15:57,040 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2021-05-01 04:15:57,040 INFO L299 CfgBuilder]: Removed 1 assume(true) statements.
[2021-05-01 04:15:57,041 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.05 04:15:57 BoogieIcfgContainer
[2021-05-01 04:15:57,041 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2021-05-01 04:15:57,041 INFO L113 PluginConnector]: ------------------------IcfgTransformer----------------------------
[2021-05-01 04:15:57,041 INFO L271 PluginConnector]: Initializing IcfgTransformer...
[2021-05-01 04:15:57,042 INFO L275 PluginConnector]: IcfgTransformer initialized
[2021-05-01 04:15:57,044 INFO L185 PluginConnector]: Executing the observer IcfgTransformationObserver from plugin IcfgTransformer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.05 04:15:57" (1/1) ...
[2021-05-01 04:15:57,054 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation has thrown an exception:
java.lang.IllegalArgumentException: NONLINEAR_UPDATE Monomial (mod main_~s~0 256) contains modified variable main_~s~0
at de.uni_freiburg.informatik.ultimate.icfgtransformer.loopacceleration.jordan.JordanLoopAcceleration$JordanLoopAccelerationTransformer.transform(JordanLoopAcceleration.java:1120)
at de.uni_freiburg.informatik.ultimate.icfgtransformer.TransformedIcfgBuilder.createNewLocalTransition(TransformedIcfgBuilder.java:480)
at de.uni_freiburg.informatik.ultimate.icfgtransformer.TransformedIcfgBuilder.createNewTransition(TransformedIcfgBuilder.java:198)
at de.uni_freiburg.informatik.ultimate.icfgtransformer.IcfgTransformer.processLocations(IcfgTransformer.java:116)
at de.uni_freiburg.informatik.ultimate.icfgtransformer.IcfgTransformer.transform(IcfgTransformer.java:96)
at de.uni_freiburg.informatik.ultimate.icfgtransformer.IcfgTransformer.<init>(IcfgTransformer.java:83)
at de.uni_freiburg.informatik.ultimate.icfgtransformer.loopacceleration.jordan.JordanLoopAcceleration.<init>(JordanLoopAcceleration.java:115)
at de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation.IcfgTransformationObserver.applyLoopAccelerationJordan(IcfgTransformationObserver.java:265)
at de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation.IcfgTransformationObserver.createTransformer(IcfgTransformationObserver.java:170)
at de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation.IcfgTransformationObserver.processIcfg(IcfgTransformationObserver.java:141)
at de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation.IcfgTransformationObserver.process(IcfgTransformationObserver.java:129)
at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57)
at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93)
at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86)
at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167)
at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151)
at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128)
at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232)
at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226)
at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142)
at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104)
at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320)
at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145)
at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63)
[2021-05-01 04:15:57,056 INFO L168 Benchmark]: Toolchain (without parser) took 503.91 ms. Allocated memory is still 233.8 MB. Free memory was 200.3 MB in the beginning and 203.2 MB in the end (delta: -2.9 MB). There was no memory consumed. Max. memory is 8.0 GB.
[2021-05-01 04:15:57,057 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 233.8 MB. Free memory is still 216.4 MB. There was no memory consumed. Max. memory is 8.0 GB.
[2021-05-01 04:15:57,057 INFO L168 Benchmark]: CACSL2BoogieTranslator took 160.19 ms. Allocated memory is still 233.8 MB. Free memory was 200.2 MB in the beginning and 190.8 MB in the end (delta: 9.4 MB). Peak memory consumption was 9.4 MB. Max. memory is 8.0 GB.
[2021-05-01 04:15:57,058 INFO L168 Benchmark]: Boogie Preprocessor took 47.66 ms. Allocated memory is still 233.8 MB. Free memory was 190.8 MB in the beginning and 217.4 MB in the end (delta: -26.6 MB). Peak memory consumption was 4.4 MB. Max. memory is 8.0 GB.
[2021-05-01 04:15:57,058 INFO L168 Benchmark]: RCFGBuilder took 277.59 ms. Allocated memory is still 233.8 MB. Free memory was 217.4 MB in the beginning and 204.3 MB in the end (delta: 13.1 MB). Peak memory consumption was 12.6 MB. Max. memory is 8.0 GB.
[2021-05-01 04:15:57,059 INFO L168 Benchmark]: IcfgTransformer took 13.53 ms. Allocated memory is still 233.8 MB. Free memory was 204.3 MB in the beginning and 203.2 MB in the end (delta: 1.0 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB.
[2021-05-01 04:15:57,062 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 0.22 ms. Allocated memory is still 233.8 MB. Free memory is still 216.4 MB. There was no memory consumed. Max. memory is 8.0 GB.
* CACSL2BoogieTranslator took 160.19 ms. Allocated memory is still 233.8 MB. Free memory was 200.2 MB in the beginning and 190.8 MB in the end (delta: 9.4 MB). Peak memory consumption was 9.4 MB. Max. memory is 8.0 GB.
* Boogie Preprocessor took 47.66 ms. Allocated memory is still 233.8 MB. Free memory was 190.8 MB in the beginning and 217.4 MB in the end (delta: -26.6 MB). Peak memory consumption was 4.4 MB. Max. memory is 8.0 GB.
* RCFGBuilder took 277.59 ms. Allocated memory is still 233.8 MB. Free memory was 217.4 MB in the beginning and 204.3 MB in the end (delta: 13.1 MB). Peak memory consumption was 12.6 MB. Max. memory is 8.0 GB.
* IcfgTransformer took 13.53 ms. Allocated memory is still 233.8 MB. Free memory was 204.3 MB in the beginning and 203.2 MB in the end (delta: 1.0 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB.
* Results from de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation:
- ExceptionOrErrorResult: IllegalArgumentException: NONLINEAR_UPDATE Monomial (mod main_~s~0 256) contains modified variable main_~s~0
de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation: IllegalArgumentException: NONLINEAR_UPDATE Monomial (mod main_~s~0 256) contains modified variable main_~s~0: de.uni_freiburg.informatik.ultimate.icfgtransformer.loopacceleration.jordan.JordanLoopAcceleration$JordanLoopAccelerationTransformer.transform(JordanLoopAcceleration.java:1120)
RESULT: Ultimate could not prove your program: Toolchain returned no result.
Received shutdown request...