[INFO] updating cached repository fitzgen/oxischeme
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/fitzgen/oxischeme
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/fitzgen/oxischeme" "work/ex/beta-1.38-1/sources/1.37.0/gh/fitzgen/oxischeme"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/fitzgen/oxischeme'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/fitzgen/oxischeme" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/fitzgen/oxischeme"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/fitzgen/oxischeme'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] fdcf1e9d688aaa02a2ee9c647774f74c7ea08005
[INFO] sha for GitHub repo fitzgen/oxischeme: fdcf1e9d688aaa02a2ee9c647774f74c7ea08005
[INFO] validating manifest of fitzgen/oxischeme on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of fitzgen/oxischeme on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing fitzgen/oxischeme
[INFO] finished frobbing fitzgen/oxischeme
[INFO] frobbed toml for fitzgen/oxischeme written to work/ex/beta-1.38-1/sources/1.37.0/gh/fitzgen/oxischeme/Cargo.toml
[INFO] started frobbing fitzgen/oxischeme
[INFO] finished frobbing fitzgen/oxischeme
[INFO] frobbed toml for fitzgen/oxischeme written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/fitzgen/oxischeme/Cargo.toml
[INFO] crate fitzgen/oxischeme already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing fitzgen/oxischeme against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/fitzgen/oxischeme:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] 89d9d313f00018bc77fcd282ab325b930bd1d09c2be0ae078eae97542b18367e
[INFO] running `"docker" "start" "-a" "89d9d313f00018bc77fcd282ab325b930bd1d09c2be0ae078eae97542b18367e"`
[INFO] [stderr]    Compiling oxischeme v0.0.3 (/opt/crater/workdir)
[INFO] [stderr] warning: lint `raw_pointer_derive` has been removed: `using derive with raw pointers is ok`
[INFO] [stderr]    --> src/heap.rs:267:9
[INFO] [stderr]     |
[INFO] [stderr] 267 | #[allow(raw_pointer_derive)]
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(renamed_and_removed_lints)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: lint `raw_pointer_derive` has been removed: `using derive with raw pointers is ok`
[INFO] [stderr]    --> src/heap.rs:365:9
[INFO] [stderr]     |
[INFO] [stderr] 365 | #[allow(raw_pointer_derive)]
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: The attribute `unsafe_destructor` is currently unknown to the compiler and may have meaning added to it in the future
[INFO] [stderr]    --> src/heap.rs:431:3
[INFO] [stderr]     |
[INFO] [stderr] 431 | #[unsafe_destructor]
[INFO] [stderr]     |   ^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: for more information, see https://github.com/rust-lang/rust/issues/29642
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved import `std::old_io`
[INFO] [stderr]   --> src/main.rs:26:5
[INFO] [stderr]    |
[INFO] [stderr] 26 | use std::old_io;
[INFO] [stderr]    |     ^^^^^^^^^^^ no `old_io` in the root
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved import `std::collections::BitVec`
[INFO] [stderr]    --> src/heap.rs:133:24
[INFO] [stderr]     |
[INFO] [stderr] 133 | use std::collections::{BitVec, HashMap};
[INFO] [stderr]     |                        ^^^^^^ no `BitVec` in `collections`
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved import `std::old_io`
[INFO] [stderr]    --> src/primitives.rs:131:9
[INFO] [stderr]     |
[INFO] [stderr] 131 |     use std::old_io;
[INFO] [stderr]     |         ^^^^^^^^^^^ no `old_io` in the root
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved import `std::old_io`
[INFO] [stderr]   --> src/read.rs:20:10
[INFO] [stderr]    |
[INFO] [stderr] 20 | use std::old_io::{BufferedReader, File, IoError, IoErrorKind, IoResult, MemReader};
[INFO] [stderr]    |          ^^^^^^ could not find `old_io` in `std`
[INFO] [stderr] 
[INFO] [stderr] error[E0433]: failed to resolve: use of undeclared type or module `Path`
[INFO] [stderr]    --> src/read.rs:606:16
[INFO] [stderr]     |
[INFO] [stderr] 606 |     let path = Path::new(path_name);
[INFO] [stderr]     |                ^^^^ use of undeclared type or module `Path`
[INFO] [stderr] 
[INFO] [stderr] error[E0425]: cannot find function `range` in this scope
[INFO] [stderr]    --> src/heap.rs:168:19
[INFO] [stderr]     |
[INFO] [stderr] 168 |             pool: range(0, capacity).map(|_| Default::default()).collect(),
[INFO] [stderr]     |                   ^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0425]: cannot find function `range` in this scope
[INFO] [stderr]    --> src/heap.rs:169:19
[INFO] [stderr]     |
[INFO] [stderr] 169 |             free: range(0, capacity).collect(),
[INFO] [stderr]     |                   ^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0425]: cannot find function `range` in this scope
[INFO] [stderr]    --> src/heap.rs:207:21
[INFO] [stderr]     |
[INFO] [stderr] 207 |         self.free = range(0, self.capacity())
[INFO] [stderr]     |                     ^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0405]: cannot find trait `Reader` in this scope
[INFO] [stderr]   --> src/read.rs:30:9
[INFO] [stderr]    |
[INFO] [stderr] 30 | impl<R: Reader> CharReader<R> {
[INFO] [stderr]    |         ^^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0405]: cannot find trait `Reader` in this scope
[INFO] [stderr]   --> src/read.rs:39:9
[INFO] [stderr]    |
[INFO] [stderr] 39 | impl<R: Reader> Iterator for CharReader<R> {
[INFO] [stderr]    |         ^^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0405]: cannot find trait `Reader` in this scope
[INFO] [stderr]    --> src/read.rs:146:20
[INFO] [stderr]     |
[INFO] [stderr] 146 | pub struct Read<R: Reader> {
[INFO] [stderr]     |                    ^^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0405]: cannot find trait `Reader` in this scope
[INFO] [stderr]    --> src/read.rs:154:13
[INFO] [stderr]     |
[INFO] [stderr] 154 | impl<'a, R: Reader> Read<R> {
[INFO] [stderr]     |             ^^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0405]: cannot find trait `Reader` in this scope
[INFO] [stderr]    --> src/read.rs:544:9
[INFO] [stderr]     |
[INFO] [stderr] 544 | impl<R: Reader> Iterator for Read<R> {
[INFO] [stderr]     |         ^^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0554]: #![feature] may not be used on the stable release channel
[INFO] [stderr]   --> src/main.rs:17:1
[INFO] [stderr]    |
[INFO] [stderr] 17 | #![feature(collections)]
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0554]: #![feature] may not be used on the stable release channel
[INFO] [stderr]   --> src/main.rs:18:1
[INFO] [stderr]    |
[INFO] [stderr] 18 | #![feature(core)]
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0554]: #![feature] may not be used on the stable release channel
[INFO] [stderr]   --> src/main.rs:19:1
[INFO] [stderr]    |
[INFO] [stderr] 19 | #![feature(env)]
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0554]: #![feature] may not be used on the stable release channel
[INFO] [stderr]   --> src/main.rs:20:1
[INFO] [stderr]    |
[INFO] [stderr] 20 | #![feature(old_io)]
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0554]: #![feature] may not be used on the stable release channel
[INFO] [stderr]   --> src/main.rs:21:1
[INFO] [stderr]    |
[INFO] [stderr] 21 | #![feature(old_path)]
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0554]: #![feature] may not be used on the stable release channel
[INFO] [stderr]   --> src/main.rs:22:1
[INFO] [stderr]    |
[INFO] [stderr] 22 | #![feature(test)]
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0554]: #![feature] may not be used on the stable release channel
[INFO] [stderr]   --> src/main.rs:23:1
[INFO] [stderr]    |
[INFO] [stderr] 23 | #![feature(unicode)]
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0554]: #![feature] may not be used on the stable release channel
[INFO] [stderr]   --> src/main.rs:24:1
[INFO] [stderr]    |
[INFO] [stderr] 24 | #![feature(unsafe_destructor)]
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/heap.rs:721:41
[INFO] [stderr]     |
[INFO] [stderr] 721 |                                 block: &Fn(&mut Heap) -> T) -> T {
[INFO] [stderr]     |                                         ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&mut Heap) -> T`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 22 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0405, E0425, E0432, E0433, E0554, E0658.
[INFO] [stderr] For more information about an error, try `rustc --explain E0405`.
[INFO] [stderr] error: Could not compile `oxischeme`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "89d9d313f00018bc77fcd282ab325b930bd1d09c2be0ae078eae97542b18367e"`
[INFO] running `"docker" "rm" "-f" "89d9d313f00018bc77fcd282ab325b930bd1d09c2be0ae078eae97542b18367e"`
[INFO] [stdout] 89d9d313f00018bc77fcd282ab325b930bd1d09c2be0ae078eae97542b18367e