[INFO] fetching crate eyaml-rs 0.1.1...
[INFO] checking eyaml-rs-0.1.1 against try#45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4 for pr-83744
[INFO] extracting crate eyaml-rs 0.1.1 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate eyaml-rs 0.1.1 on toolchain 45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate eyaml-rs 0.1.1
[INFO] finished tweaking crates.io crate eyaml-rs 0.1.1
[INFO] tweaked toml for crates.io crate eyaml-rs 0.1.1 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate crates.io crate eyaml-rs 0.1.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2ad77b21a0cc2bfa6151e12d54ce0d6ce73cf9aada783812c83c5ffbbb708312
[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" "2ad77b21a0cc2bfa6151e12d54ce0d6ce73cf9aada783812c83c5ffbbb708312", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2ad77b21a0cc2bfa6151e12d54ce0d6ce73cf9aada783812c83c5ffbbb708312", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2ad77b21a0cc2bfa6151e12d54ce0d6ce73cf9aada783812c83c5ffbbb708312", kill_on_drop: false }`
[INFO] [stdout] 2ad77b21a0cc2bfa6151e12d54ce0d6ce73cf9aada783812c83c5ffbbb708312
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "RUSTFLAGS=--cap-lints=forbid" "-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:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4cfb1f43d12e11a237646ea97a52988f0ce5c54cc099b3e726f4056026e48a11
[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" "4cfb1f43d12e11a237646ea97a52988f0ce5c54cc099b3e726f4056026e48a11", kill_on_drop: false }`
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking yaml-rust v0.3.5
[INFO] [stderr]    Compiling openssl-sys v0.9.58
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]    Compiling openssl v0.10.30
[INFO] [stderr]     Checking eyaml-rs v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `yaml_path`
[INFO] [stdout]    --> src/main.rs:270:16
[INFO] [stdout]     |
[INFO] [stdout] 270 | fn open_editor(yaml_path: &str) {
[INFO] [stdout]     |                ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_yaml_path`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `recrypt_args`
[INFO] [stdout]    --> src/main.rs:374:26
[INFO] [stdout]     |
[INFO] [stdout] 374 |         ("recrypt", Some(recrypt_args)) => {
[INFO] [stdout]     |                          ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_recrypt_args`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rekey_args`
[INFO] [stdout]    --> src/main.rs:378:24
[INFO] [stdout]     |
[INFO] [stdout] 378 |         ("rekey", Some(rekey_args)) => {
[INFO] [stdout]     |                        ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_rekey_args`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `edit_args`
[INFO] [stdout]    --> src/main.rs:382:23
[INFO] [stdout]     |
[INFO] [stdout] 382 |         ("edit", Some(edit_args)) => {
[INFO] [stdout]     |                       ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_edit_args`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `none_args`
[INFO] [stdout]    --> src/main.rs:385:14
[INFO] [stdout]     |
[INFO] [stdout] 385 |         ("", none_args) => {
[INFO] [stdout]     |              ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_none_args`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `yaml_path`
[INFO] [stdout]    --> src/main.rs:270:16
[INFO] [stdout]     |
[INFO] [stdout] 270 | fn open_editor(yaml_path: &str) {
[INFO] [stdout]     |                ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_yaml_path`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `recrypt_args`
[INFO] [stdout]    --> src/main.rs:374:26
[INFO] [stdout]     |
[INFO] [stdout] 374 |         ("recrypt", Some(recrypt_args)) => {
[INFO] [stdout]     |                          ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_recrypt_args`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rekey_args`
[INFO] [stdout]    --> src/main.rs:378:24
[INFO] [stdout]     |
[INFO] [stdout] 378 |         ("rekey", Some(rekey_args)) => {
[INFO] [stdout]     |                        ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_rekey_args`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `edit_args`
[INFO] [stdout]    --> src/main.rs:382:23
[INFO] [stdout]     |
[INFO] [stdout] 382 |         ("edit", Some(edit_args)) => {
[INFO] [stdout]     |                       ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_edit_args`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `none_args`
[INFO] [stdout]    --> src/main.rs:385:14
[INFO] [stdout]     |
[INFO] [stdout] 385 |         ("", none_args) => {
[INFO] [stdout]     |              ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_none_args`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `create_keys_cli`
[INFO] [stdout]    --> src/main.rs:286:4
[INFO] [stdout]     |
[INFO] [stdout] 286 | fn create_keys_cli() -> u8 {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `create_keys_cli`
[INFO] [stdout]    --> src/main.rs:286:4
[INFO] [stdout]     |
[INFO] [stdout] 286 | fn create_keys_cli() -> u8 {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.00s
[INFO] running `Command { std: "docker" "inspect" "4cfb1f43d12e11a237646ea97a52988f0ce5c54cc099b3e726f4056026e48a11", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4cfb1f43d12e11a237646ea97a52988f0ce5c54cc099b3e726f4056026e48a11", kill_on_drop: false }`
[INFO] [stdout] 4cfb1f43d12e11a237646ea97a52988f0ce5c54cc099b3e726f4056026e48a11