[INFO] crate oxischeme 0.0.3 is already in cache
[INFO] extracting crate oxischeme 0.0.3 into work/ex/beta-1.38-1/sources/1.37.0/reg/oxischeme/0.0.3
[INFO] extracting crate oxischeme 0.0.3 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/oxischeme/0.0.3
[INFO] validating manifest of oxischeme-0.0.3 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 oxischeme-0.0.3 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 oxischeme-0.0.3
[INFO] finished frobbing oxischeme-0.0.3
[INFO] frobbed toml for oxischeme-0.0.3 written to work/ex/beta-1.38-1/sources/1.37.0/reg/oxischeme/0.0.3/Cargo.toml
[INFO] started frobbing oxischeme-0.0.3
[INFO] finished frobbing oxischeme-0.0.3
[INFO] frobbed toml for oxischeme-0.0.3 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/oxischeme/0.0.3/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[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 oxischeme-0.0.3 against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/oxischeme/0.0.3:/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" "+beta-2019-08-13" "build" "--frozen"`
[INFO] [stdout] 1cf88f2c513e42758c604028227d773ad32786930efc542149a55fb5e816de12
[INFO] running `"docker" "start" "-a" "1cf88f2c513e42758c604028227d773ad32786930efc542149a55fb5e816de12"`
[INFO] [stderr]    Compiling oxischeme v0.0.3 (/opt/crater/workdir)
[INFO] [stderr] warning: unknown lint: `unstable`
[INFO] [stderr]   --> src/main.rs:18:10
[INFO] [stderr]    |
[INFO] [stderr] 18 | #![allow(unstable)]
[INFO] [stderr]    |          ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unknown_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:198:9
[INFO] [stderr]     |
[INFO] [stderr] 198 | #[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:277:9
[INFO] [stderr]     |
[INFO] [stderr] 277 | #[allow(raw_pointer_derive)]
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved import `std::old_io`
[INFO] [stderr]   --> src/main.rs:20:5
[INFO] [stderr]    |
[INFO] [stderr] 20 | 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:18:10
[INFO] [stderr]    |
[INFO] [stderr] 18 | use std::old_io::{BufferedReader, File, IoError, IoErrorKind, IoResult, MemReader};
[INFO] [stderr]    |          ^^^^^^ could not find `old_io` in `std`
[INFO] [stderr] 
[INFO] [stderr] error: cannot find attribute macro `unsafe_destructor` in this scope
[INFO] [stderr]    --> src/heap.rs:343:3
[INFO] [stderr]     |
[INFO] [stderr] 343 | #[unsafe_destructor]
[INFO] [stderr]     |   ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0433]: failed to resolve: use of undeclared type or module `Path`
[INFO] [stderr]    --> src/read.rs:502:16
[INFO] [stderr]     |
[INFO] [stderr] 502 |     let path = Path::new(path_name);
[INFO] [stderr]     |                ^^^^ use of undeclared type or module `Path`
[INFO] [stderr] 
[INFO] [stderr] error[E0405]: cannot find trait `Writer` in module `hash`
[INFO] [stderr]    --> src/environment.rs:127:15
[INFO] [stderr]     |
[INFO] [stderr] 127 | impl<S: hash::Writer + hash::Hasher> hash::Hash<S> for Activation {
[INFO] [stderr]     |               ^^^^^^ not found in `hash`
[INFO] [stderr] 
[INFO] [stderr] error[E0405]: cannot find trait `Writer` in module `hash`
[INFO] [stderr]    --> src/eval.rs:453:15
[INFO] [stderr]     |
[INFO] [stderr] 453 | impl<S: hash::Writer + hash::Hasher> hash::Hash<S> for Meaning {
[INFO] [stderr]     |               ^^^^^^ not found in `hash`
[INFO] [stderr] 
[INFO] [stderr] error[E0425]: cannot find function `range` in this scope
[INFO] [stderr]    --> src/heap.rs:156:19
[INFO] [stderr]     |
[INFO] [stderr] 156 |             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:157:19
[INFO] [stderr]     |
[INFO] [stderr] 157 |             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:191:21
[INFO] [stderr]     |
[INFO] [stderr] 191 |         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:29:9
[INFO] [stderr]    |
[INFO] [stderr] 29 | 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:38:9
[INFO] [stderr]    |
[INFO] [stderr] 38 | 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:96:20
[INFO] [stderr]    |
[INFO] [stderr] 96 | 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:103:13
[INFO] [stderr]     |
[INFO] [stderr] 103 | 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:450:9
[INFO] [stderr]     |
[INFO] [stderr] 450 | impl<R: Reader> Iterator for Read<R> {
[INFO] [stderr]     |         ^^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0405]: cannot find trait `Writer` in module `hash`
[INFO] [stderr]    --> src/value.rs:128:15
[INFO] [stderr]     |
[INFO] [stderr] 128 | impl<S: hash::Writer + hash::Hasher> hash::Hash<S> for Procedure {
[INFO] [stderr]     |               ^^^^^^ not found in `hash`
[INFO] [stderr] 
[INFO] [stderr] error[E0405]: cannot find trait `Writer` in module `hash`
[INFO] [stderr]    --> src/value.rs:167:15
[INFO] [stderr]     |
[INFO] [stderr] 167 | impl<S: hash::Writer + hash::Hasher> hash::Hash<S> for Primitive {
[INFO] [stderr]     |               ^^^^^^ not found in `hash`
[INFO] [stderr] 
[INFO] [stderr] error[E0425]: cannot find function `args` in module `os`
[INFO] [stderr]   --> src/main.rs:69:26
[INFO] [stderr]    |
[INFO] [stderr] 69 |     for file_path in os::args().iter().skip(1) {
[INFO] [stderr]    |                          ^^^^ not found in `os`
[INFO] [stderr] help: possible candidate is found in another module, you can import it into scope
[INFO] [stderr]    |
[INFO] [stderr] 20 | use std::env::args;
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stderr]   --> src/main.rs:17:1
[INFO] [stderr]    |
[INFO] [stderr] 17 | #![feature(unsafe_destructor)]
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/heap.rs:648:41
[INFO] [stderr]     |
[INFO] [stderr] 648 |                                 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] warning: unused import: `RootedValue`
[INFO] [stderr]   --> src/read.rs:22:19
[INFO] [stderr]    |
[INFO] [stderr] 22 | use value::{list, RootedValue, SchemeResult, Value};
[INFO] [stderr]    |                   ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] error[E0107]: wrong number of type arguments: expected 0, found 1
[INFO] [stderr]    --> src/environment.rs:127:49
[INFO] [stderr]     |
[INFO] [stderr] 127 | impl<S: hash::Writer + hash::Hasher> hash::Hash<S> for Activation {
[INFO] [stderr]     |                                                 ^ unexpected type argument
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 19 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0107, E0405, E0425, E0432, E0433, E0554.
[INFO] [stderr] For more information about an error, try `rustc --explain E0107`.
[INFO] [stderr] error: Could not compile `oxischeme`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "1cf88f2c513e42758c604028227d773ad32786930efc542149a55fb5e816de12"`
[INFO] running `"docker" "rm" "-f" "1cf88f2c513e42758c604028227d773ad32786930efc542149a55fb5e816de12"`
[INFO] [stdout] 1cf88f2c513e42758c604028227d773ad32786930efc542149a55fb5e816de12