[INFO] fetching crate oxischeme 0.0.3...
[INFO] documenting oxischeme-0.0.3 against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] extracting crate oxischeme 0.0.3 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate oxischeme 0.0.3 on toolchain beta-2020-08-29
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate oxischeme 0.0.3
[INFO] finished tweaking crates.io crate oxischeme 0.0.3
[INFO] tweaked toml for crates.io crate oxischeme 0.0.3 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-08-29" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] b1bbb8996f6bb8d2ede1797b68bc55ab10f566636e85c1a5c6d4de9913b22af2
[INFO] running `Command { std: "docker" "start" "-a" "b1bbb8996f6bb8d2ede1797b68bc55ab10f566636e85c1a5c6d4de9913b22af2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b1bbb8996f6bb8d2ede1797b68bc55ab10f566636e85c1a5c6d4de9913b22af2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b1bbb8996f6bb8d2ede1797b68bc55ab10f566636e85c1a5c6d4de9913b22af2", kill_on_drop: false }`
[INFO] [stdout] b1bbb8996f6bb8d2ede1797b68bc55ab10f566636e85c1a5c6d4de9913b22af2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-08-29" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bd7c7544b23786e0ac35eaa299168df68e9686d3d731ec6edcb6e58290ba7cd7
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "bd7c7544b23786e0ac35eaa299168df68e9686d3d731ec6edcb6e58290ba7cd7", kill_on_drop: false }`
[INFO] [stderr]  Documenting oxischeme v0.0.3 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `std::old_io`
[INFO] [stdout]   --> src/main.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 | use std::old_io;
[INFO] [stdout]    |     ^^^^^^^^^^^ no `old_io` in the root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `std::old_io`
[INFO] [stdout]   --> src/read.rs:18:10
[INFO] [stdout]    |
[INFO] [stdout] 18 | use std::old_io::{BufferedReader, File, IoError, IoErrorKind, IoResult, MemReader};
[INFO] [stdout]    |          ^^^^^^ could not find `old_io` in `std`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `unsafe_destructor` in this scope
[INFO] [stdout]    --> src/heap.rs:343:3
[INFO] [stdout]     |
[INFO] [stdout] 343 | #[unsafe_destructor]
[INFO] [stdout]     |   ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0405]: cannot find trait `Writer` in module `hash`
[INFO] [stdout]    --> src/environment.rs:127:15
[INFO] [stdout]     |
[INFO] [stdout] 127 | impl<S: hash::Writer + hash::Hasher> hash::Hash<S> for Activation {
[INFO] [stdout]     |               ^^^^^^ not found in `hash`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0405]: cannot find trait `Writer` in module `hash`
[INFO] [stdout]    --> src/eval.rs:453:15
[INFO] [stdout]     |
[INFO] [stdout] 453 | impl<S: hash::Writer + hash::Hasher> hash::Hash<S> for Meaning {
[INFO] [stdout]     |               ^^^^^^ not found in `hash`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0405]: cannot find trait `Reader` in this scope
[INFO] [stdout]   --> src/read.rs:29:9
[INFO] [stdout]    |
[INFO] [stdout] 29 | impl<R: Reader> CharReader<R> {
[INFO] [stdout]    |         ^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0405]: cannot find trait `Reader` in this scope
[INFO] [stdout]   --> src/read.rs:38:9
[INFO] [stdout]    |
[INFO] [stdout] 38 | impl<R: Reader> Iterator for CharReader<R> {
[INFO] [stdout]    |         ^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0405]: cannot find trait `Reader` in this scope
[INFO] [stdout]   --> src/read.rs:96:20
[INFO] [stdout]    |
[INFO] [stdout] 96 | pub struct Read<R: Reader> {
[INFO] [stdout]    |                    ^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0405]: cannot find trait `Reader` in this scope
[INFO] [stdout]    --> src/read.rs:103:13
[INFO] [stdout]     |
[INFO] [stdout] 103 | impl<'a, R: Reader> Read<R> {
[INFO] [stdout]     |             ^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0405]: cannot find trait `Reader` in this scope
[INFO] [stdout]    --> src/read.rs:450:9
[INFO] [stdout]     |
[INFO] [stdout] 450 | impl<R: Reader> Iterator for Read<R> {
[INFO] [stdout]     |         ^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0405]: cannot find trait `Writer` in module `hash`
[INFO] [stdout]    --> src/value.rs:128:15
[INFO] [stdout]     |
[INFO] [stdout] 128 | impl<S: hash::Writer + hash::Hasher> hash::Hash<S> for Procedure {
[INFO] [stdout]     |               ^^^^^^ not found in `hash`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0405]: cannot find trait `Writer` in module `hash`
[INFO] [stdout]    --> src/value.rs:167:15
[INFO] [stdout]     |
[INFO] [stdout] 167 | impl<S: hash::Writer + hash::Hasher> hash::Hash<S> for Primitive {
[INFO] [stdout]     |               ^^^^^^ not found in `hash`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]   --> src/main.rs:17:1
[INFO] [stdout]    |
[INFO] [stdout] 17 | #![feature(unsafe_destructor)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Compilation failed, aborting rustdoc
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 14 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0405, E0432, E0554.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0405`.
[INFO] [stdout] 
[INFO] [stderr] error: Could not document `oxischeme`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --crate-type bin --crate-name oxischeme src/main.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi --document-private-items -L dependency=/opt/rustwide/target/debug/deps --cap-lints=warn --crate-version 0.0.3` (exit code: 1)
[INFO] running `Command { std: "docker" "inspect" "bd7c7544b23786e0ac35eaa299168df68e9686d3d731ec6edcb6e58290ba7cd7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bd7c7544b23786e0ac35eaa299168df68e9686d3d731ec6edcb6e58290ba7cd7", kill_on_drop: false }`
[INFO] [stdout] bd7c7544b23786e0ac35eaa299168df68e9686d3d731ec6edcb6e58290ba7cd7