[INFO] fetching crate yard 0.2.5...
[INFO] checking yard-0.2.5 against master#a609fb45efad59dfd459c76e50899be9f0583b5a for pr-80579
[INFO] extracting crate yard 0.2.5 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate yard 0.2.5 on toolchain a609fb45efad59dfd459c76e50899be9f0583b5a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate yard 0.2.5
[INFO] finished tweaking crates.io crate yard 0.2.5
[INFO] tweaked toml for crates.io crate yard 0.2.5 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 14142a54ac4fe57b439d8622e2a33fe2c0fd62ceff624cfaf9ba59ff205f6b7b
[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" "14142a54ac4fe57b439d8622e2a33fe2c0fd62ceff624cfaf9ba59ff205f6b7b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "14142a54ac4fe57b439d8622e2a33fe2c0fd62ceff624cfaf9ba59ff205f6b7b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "14142a54ac4fe57b439d8622e2a33fe2c0fd62ceff624cfaf9ba59ff205f6b7b", kill_on_drop: false }`
[INFO] [stdout] 14142a54ac4fe57b439d8622e2a33fe2c0fd62ceff624cfaf9ba59ff205f6b7b
[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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3d5f7b0a51bd8f23ae859473672be3c5c756528bcf83326f201e5c968fda0752
[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" "3d5f7b0a51bd8f23ae859473672be3c5c756528bcf83326f201e5c968fda0752", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking yard v0.2.5 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/parser.rs:24:83
[INFO] [stdout]    |
[INFO] [stdout] 24 |                 let rpnt = RPNToken::Operand(num.parse::<i64>().map_err(|err| err.description().to_string())?);
[INFO] [stdout]    |                                                                                   ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/parser.rs:62:75
[INFO] [stdout]    |
[INFO] [stdout] 62 |         let rpnt = RPNToken::Operand(num.parse::<i64>().map_err(|err| err.description().to_string())?);
[INFO] [stdout]    |                                                                           ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/parser.rs:24:83
[INFO] [stdout]    |
[INFO] [stdout] 24 |                 let rpnt = RPNToken::Operand(num.parse::<i64>().map_err(|err| err.description().to_string())?);
[INFO] [stdout]    |                                                                                   ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/parser.rs:62:75
[INFO] [stdout]    |
[INFO] [stdout] 62 |         let rpnt = RPNToken::Operand(num.parse::<i64>().map_err(|err| err.description().to_string())?);
[INFO] [stdout]    |                                                                           ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.20s
[INFO] running `Command { std: "docker" "inspect" "3d5f7b0a51bd8f23ae859473672be3c5c756528bcf83326f201e5c968fda0752", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d5f7b0a51bd8f23ae859473672be3c5c756528bcf83326f201e5c968fda0752", kill_on_drop: false }`
[INFO] [stdout] 3d5f7b0a51bd8f23ae859473672be3c5c756528bcf83326f201e5c968fda0752