[INFO] cloning repository https://github.com/WTFlay/mystery_word
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/WTFlay/mystery_word" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWTFlay%2Fmystery_word", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWTFlay%2Fmystery_word'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 70cd6f32e245af89ac1c45a827924fbc0f3389c9
[INFO] testing WTFlay/mystery_word against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWTFlay%2Fmystery_word" "/workspace/builds/worker-13/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/WTFlay/mystery_word on toolchain 8262275854dc0e5381c9d42d56257d94932c5a87
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/WTFlay/mystery_word
[INFO] finished tweaking git repo https://github.com/WTFlay/mystery_word
[INFO] tweaked toml for git repo https://github.com/WTFlay/mystery_word written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/WTFlay/mystery_word already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 706e4f5130eaa5f3ea2a0c6ce93106248e4a1bcf2c0dadeabcad8abd115f4bb8
[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" "706e4f5130eaa5f3ea2a0c6ce93106248e4a1bcf2c0dadeabcad8abd115f4bb8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "706e4f5130eaa5f3ea2a0c6ce93106248e4a1bcf2c0dadeabcad8abd115f4bb8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "706e4f5130eaa5f3ea2a0c6ce93106248e4a1bcf2c0dadeabcad8abd115f4bb8", kill_on_drop: false }`
[INFO] [stdout] 706e4f5130eaa5f3ea2a0c6ce93106248e4a1bcf2c0dadeabcad8abd115f4bb8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8da365472d9a9b23d31043a3da62c3b3106cc1e632e9de6eb9e6eb8c6b05b87b
[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" "8da365472d9a9b23d31043a3da62c3b3106cc1e632e9de6eb9e6eb8c6b05b87b", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.20
[INFO] [stderr]    Compiling rand v0.3.15
[INFO] [stderr]    Compiling mystery-word v1.0.0 (/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/main.rs:16:66
[INFO] [stdout]    |
[INFO] [stdout] 16 |         Err(why) => panic!("couldn't open {} : {}", 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/main.rs:20:66
[INFO] [stdout]    |
[INFO] [stdout] 20 |         Err(why) => panic!("couldn't read {} : {}", display, why.description()),
[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 3.33s
[INFO] running `Command { std: "docker" "inspect" "8da365472d9a9b23d31043a3da62c3b3106cc1e632e9de6eb9e6eb8c6b05b87b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8da365472d9a9b23d31043a3da62c3b3106cc1e632e9de6eb9e6eb8c6b05b87b", kill_on_drop: false }`
[INFO] [stdout] 8da365472d9a9b23d31043a3da62c3b3106cc1e632e9de6eb9e6eb8c6b05b87b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen" "--no-run" "--message-format=json", 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] 74709353a0b09a1a857bdedcf15a7ff7fae6666791d031fc902200c258698c9a
[INFO] running `Command { std: "docker" "start" "-a" "74709353a0b09a1a857bdedcf15a7ff7fae6666791d031fc902200c258698c9a", kill_on_drop: false }`
[INFO] [stderr]    Compiling mystery-word v1.0.0 (/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/main.rs:16:66
[INFO] [stdout]    |
[INFO] [stdout] 16 |         Err(why) => panic!("couldn't open {} : {}", 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/main.rs:20:66
[INFO] [stdout]    |
[INFO] [stdout] 20 |         Err(why) => panic!("couldn't read {} : {}", display, why.description()),
[INFO] [stdout]    |                                                                  ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.81s
[INFO] running `Command { std: "docker" "inspect" "74709353a0b09a1a857bdedcf15a7ff7fae6666791d031fc902200c258698c9a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "74709353a0b09a1a857bdedcf15a7ff7fae6666791d031fc902200c258698c9a", kill_on_drop: false }`
[INFO] [stdout] 74709353a0b09a1a857bdedcf15a7ff7fae6666791d031fc902200c258698c9a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] afc0a9a827d50d30ce083620b2de47d5c3f6516e6db3f7b279e6f5d437063a92
[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" "afc0a9a827d50d30ce083620b2de47d5c3f6516e6db3f7b279e6f5d437063a92", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]   --> src/main.rs:16:66
[INFO] [stderr]    |
[INFO] [stderr] 16 |         Err(why) => panic!("couldn't open {} : {}", display, why.description()),
[INFO] [stderr]    |                                                                  ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]   --> src/main.rs:20:66
[INFO] [stderr]    |
[INFO] [stderr] 20 |         Err(why) => panic!("couldn't read {} : {}", display, why.description()),
[INFO] [stderr]    |                                                                  ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `mystery-word` (bin "mystery-word" test) generated 2 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/mystery_word-d2c70b4b951f5e69)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "afc0a9a827d50d30ce083620b2de47d5c3f6516e6db3f7b279e6f5d437063a92", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "afc0a9a827d50d30ce083620b2de47d5c3f6516e6db3f7b279e6f5d437063a92", kill_on_drop: false }`
[INFO] [stdout] afc0a9a827d50d30ce083620b2de47d5c3f6516e6db3f7b279e6f5d437063a92