[INFO] cloning repository https://github.com/joshuahenderson-nec/hangman
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/joshuahenderson-nec/hangman" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjoshuahenderson-nec%2Fhangman", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjoshuahenderson-nec%2Fhangman'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] dade973186685dc8435d4918da0636fe6ff2dbf1
[INFO] checking joshuahenderson-nec/hangman against try#b0d0ea232bdae12fa8da8491a91ae1db029990ef for pr-84037
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjoshuahenderson-nec%2Fhangman" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/joshuahenderson-nec/hangman 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 git repo https://github.com/joshuahenderson-nec/hangman
[INFO] finished tweaking git repo https://github.com/joshuahenderson-nec/hangman
[INFO] tweaked toml for git repo https://github.com/joshuahenderson-nec/hangman written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/joshuahenderson-nec/hangman 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] be96090ccf9d1de04a42fff55e0ec0b3e152c69e6e22fe2c2d4ea6b42a5bf875
[INFO] running `Command { std: "docker" "start" "-a" "be96090ccf9d1de04a42fff55e0ec0b3e152c69e6e22fe2c2d4ea6b42a5bf875", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "be96090ccf9d1de04a42fff55e0ec0b3e152c69e6e22fe2c2d4ea6b42a5bf875", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "be96090ccf9d1de04a42fff55e0ec0b3e152c69e6e22fe2c2d4ea6b42a5bf875", kill_on_drop: false }`
[INFO] [stdout] be96090ccf9d1de04a42fff55e0ec0b3e152c69e6e22fe2c2d4ea6b42a5bf875
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] 654011ab7056e759252c7007df5ca05ef985b65e7fe57c95b05a7d7b30446ddb
[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" "654011ab7056e759252c7007df5ca05ef985b65e7fe57c95b05a7d7b30446ddb", kill_on_drop: false }`
[INFO] [stderr]     Checking hangman v0.1.0 (/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/dictionary.rs:36:77
[INFO] [stdout]    |
[INFO] [stdout] 36 |                     Err(why) => panic!("Couldn't read {}: {}", display, why.description()),
[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/dictionary.rs:40:69
[INFO] [stdout]    |
[INFO] [stdout] 40 |             Err(why) => panic!("Couldn't open {}: {}", display, why.description())
[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/dictionary.rs:36:77
[INFO] [stdout]    |
[INFO] [stdout] 36 |                     Err(why) => panic!("Couldn't read {}: {}", display, why.description()),
[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/dictionary.rs:40:69
[INFO] [stdout]    |
[INFO] [stdout] 40 |             Err(why) => panic!("Couldn't open {}: {}", display, why.description())
[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 0.84s
[INFO] running `Command { std: "docker" "inspect" "654011ab7056e759252c7007df5ca05ef985b65e7fe57c95b05a7d7b30446ddb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "654011ab7056e759252c7007df5ca05ef985b65e7fe57c95b05a7d7b30446ddb", kill_on_drop: false }`
[INFO] [stdout] 654011ab7056e759252c7007df5ca05ef985b65e7fe57c95b05a7d7b30446ddb