[INFO] fetching crate phosphorus 0.0.24...
[INFO] checking phosphorus-0.0.24 against try#b0d0ea232bdae12fa8da8491a91ae1db029990ef for pr-84037
[INFO] extracting crate phosphorus 0.0.24 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate phosphorus 0.0.24 on toolchain b0d0ea232bdae12fa8da8491a91ae1db029990ef
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b0d0ea232bdae12fa8da8491a91ae1db029990ef" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate phosphorus 0.0.24
[INFO] finished tweaking crates.io crate phosphorus 0.0.24
[INFO] tweaked toml for crates.io crate phosphorus 0.0.24 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate crates.io crate phosphorus 0.0.24 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b0d0ea232bdae12fa8da8491a91ae1db029990ef" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded magnesium v1.0.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+b0d0ea232bdae12fa8da8491a91ae1db029990ef" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 924a72c7812b3dfa9f33e4d940c81a8109ca4dd0c7584bb366d3d35136b928ef
[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" "924a72c7812b3dfa9f33e4d940c81a8109ca4dd0c7584bb366d3d35136b928ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "924a72c7812b3dfa9f33e4d940c81a8109ca4dd0c7584bb366d3d35136b928ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "924a72c7812b3dfa9f33e4d940c81a8109ca4dd0c7584bb366d3d35136b928ef", kill_on_drop: false }`
[INFO] [stdout] 924a72c7812b3dfa9f33e4d940c81a8109ca4dd0c7584bb366d3d35136b928ef
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+b0d0ea232bdae12fa8da8491a91ae1db029990ef" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bca5185bb6928d15e25a114a2b3096580cd3487fd3874ccc56e93052da143624
[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" "bca5185bb6928d15e25a114a2b3096580cd3487fd3874ccc56e93052da143624", kill_on_drop: false }`
[INFO] [stderr]     Checking magnesium v1.0.0
[INFO] [stderr]     Checking phosphorus v0.0.24 (/opt/rustwide/workdir)
[INFO] [stdout] warning: panic message contains braces
[INFO] [stdout]   --> src/bin/phosphorus.rs:25:46
[INFO] [stdout]    |
[INFO] [stdout] 25 |     _ => panic!("illegal api name, pick from {{gl,gles1,gles2,glsc2}}"),
[INFO] [stdout]    |                                              ^^                    ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_fmt_panic)]` on by default
[INFO] [stdout]    = note: this message is not used as a format string, but will be in Rust 2021
[INFO] [stdout] help: add a "{}" format string to use the message literally
[INFO] [stdout]    |
[INFO] [stdout] 25 |     _ => panic!("{}", "illegal api name, pick from {{gl,gles1,gles2,glsc2}}"),
[INFO] [stdout]    |                 ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message contains braces
[INFO] [stdout]   --> src/bin/phosphorus.rs:32:50
[INFO] [stdout]    |
[INFO] [stdout] 32 |     _ => panic!("illegal profile name, pick from {{core,compatibility}}"),
[INFO] [stdout]    |                                                  ^^                  ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this message is not used as a format string, but will be in Rust 2021
[INFO] [stdout] help: add a "{}" format string to use the message literally
[INFO] [stdout]    |
[INFO] [stdout] 32 |     _ => panic!("{}", "illegal profile name, pick from {{core,compatibility}}"),
[INFO] [stdout]    |                 ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message contains braces
[INFO] [stdout]   --> src/bin/phosphorus.rs:25:46
[INFO] [stdout]    |
[INFO] [stdout] 25 |     _ => panic!("illegal api name, pick from {{gl,gles1,gles2,glsc2}}"),
[INFO] [stdout]    |                                              ^^                    ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_fmt_panic)]` on by default
[INFO] [stdout]    = note: this message is not used as a format string, but will be in Rust 2021
[INFO] [stdout] help: add a "{}" format string to use the message literally
[INFO] [stdout]    |
[INFO] [stdout] 25 |     _ => panic!("{}", "illegal api name, pick from {{gl,gles1,gles2,glsc2}}"),
[INFO] [stdout]    |                 ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message contains braces
[INFO] [stdout]   --> src/bin/phosphorus.rs:32:50
[INFO] [stdout]    |
[INFO] [stdout] 32 |     _ => panic!("illegal profile name, pick from {{core,compatibility}}"),
[INFO] [stdout]    |                                                  ^^                  ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this message is not used as a format string, but will be in Rust 2021
[INFO] [stdout] help: add a "{}" format string to use the message literally
[INFO] [stdout]    |
[INFO] [stdout] 32 |     _ => panic!("{}", "illegal profile name, pick from {{core,compatibility}}"),
[INFO] [stdout]    |                 ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.47s
[INFO] running `Command { std: "docker" "inspect" "bca5185bb6928d15e25a114a2b3096580cd3487fd3874ccc56e93052da143624", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bca5185bb6928d15e25a114a2b3096580cd3487fd3874ccc56e93052da143624", kill_on_drop: false }`
[INFO] [stdout] bca5185bb6928d15e25a114a2b3096580cd3487fd3874ccc56e93052da143624