[INFO] fetching crate yard 0.2.5...
[INFO] checking yard-0.2.5 against try#45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4 for pr-83744
[INFO] extracting crate yard 0.2.5 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate yard 0.2.5 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 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-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[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-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] eebb048b24a1be514f3d9cf530ca1446b4d187f4ea0cf17b09e0b525855b525d
[INFO] running `Command { std: "docker" "start" "-a" "eebb048b24a1be514f3d9cf530ca1446b4d187f4ea0cf17b09e0b525855b525d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "eebb048b24a1be514f3d9cf530ca1446b4d187f4ea0cf17b09e0b525855b525d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eebb048b24a1be514f3d9cf530ca1446b4d187f4ea0cf17b09e0b525855b525d", kill_on_drop: false }`
[INFO] [stdout] eebb048b24a1be514f3d9cf530ca1446b4d187f4ea0cf17b09e0b525855b525d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] 0ed2c4d1f88e22498299a8bbc76274d5a3292fa97aa6ac1fd8f2dd0131cb1912
[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" "0ed2c4d1f88e22498299a8bbc76274d5a3292fa97aa6ac1fd8f2dd0131cb1912", kill_on_drop: false }`
[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 0.39s
[INFO] running `Command { std: "docker" "inspect" "0ed2c4d1f88e22498299a8bbc76274d5a3292fa97aa6ac1fd8f2dd0131cb1912", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0ed2c4d1f88e22498299a8bbc76274d5a3292fa97aa6ac1fd8f2dd0131cb1912", kill_on_drop: false }`
[INFO] [stdout] 0ed2c4d1f88e22498299a8bbc76274d5a3292fa97aa6ac1fd8f2dd0131cb1912