[INFO] cloning repository https://github.com/SawyerHood/letter-boxed-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/SawyerHood/letter-boxed-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSawyerHood%2Fletter-boxed-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSawyerHood%2Fletter-boxed-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 419b66571e7f801af72084f1d6d37ecbd31e56b3
[INFO] testing SawyerHood/letter-boxed-rust against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSawyerHood%2Fletter-boxed-rust" "/workspace/builds/worker-100/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-100/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/SawyerHood/letter-boxed-rust on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/SawyerHood/letter-boxed-rust
[INFO] finished tweaking git repo https://github.com/SawyerHood/letter-boxed-rust
[INFO] tweaked toml for git repo https://github.com/SawyerHood/letter-boxed-rust written to /workspace/builds/worker-100/source/Cargo.toml
[INFO] crate git repo https://github.com/SawyerHood/letter-boxed-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-100/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-100/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" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 36adcb2e5aea185a9979bbb7262143d062b3428731cd027fdf5390b32d3e92fb
[INFO] running `Command { std: "docker" "start" "-a" "36adcb2e5aea185a9979bbb7262143d062b3428731cd027fdf5390b32d3e92fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "36adcb2e5aea185a9979bbb7262143d062b3428731cd027fdf5390b32d3e92fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "36adcb2e5aea185a9979bbb7262143d062b3428731cd027fdf5390b32d3e92fb", kill_on_drop: false }`
[INFO] [stdout] 36adcb2e5aea185a9979bbb7262143d062b3428731cd027fdf5390b32d3e92fb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-100/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-100/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" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5612f0ac6aa09d550a4a1bc9b7f324635edd65de8815c7fd71802296dd229a46
[INFO] running `Command { std: "docker" "start" "-a" "5612f0ac6aa09d550a4a1bc9b7f324635edd65de8815c7fd71802296dd229a46", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling cfg-if v0.1.7
[INFO] [stderr]    Compiling crossbeam-utils v0.2.2
[INFO] [stderr]    Compiling crossbeam-epoch v0.3.1
[INFO] [stderr]    Compiling crossbeam-deque v0.2.0
[INFO] [stderr]    Compiling rayon-core v1.4.1
[INFO] [stderr]    Compiling rayon v1.0.3
[INFO] [stderr]    Compiling letter v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 28.53s
[INFO] running `Command { std: "docker" "inspect" "5612f0ac6aa09d550a4a1bc9b7f324635edd65de8815c7fd71802296dd229a46", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5612f0ac6aa09d550a4a1bc9b7f324635edd65de8815c7fd71802296dd229a46", kill_on_drop: false }`
[INFO] [stdout] 5612f0ac6aa09d550a4a1bc9b7f324635edd65de8815c7fd71802296dd229a46
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-100/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-100/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" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 210722770a3b76308fc64502377fa8454ee2bd452141e75ebf2059e1a1b2a452
[INFO] running `Command { std: "docker" "start" "-a" "210722770a3b76308fc64502377fa8454ee2bd452141e75ebf2059e1a1b2a452", kill_on_drop: false }`
[INFO] [stderr]    Compiling letter v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.47s
[INFO] running `Command { std: "docker" "inspect" "210722770a3b76308fc64502377fa8454ee2bd452141e75ebf2059e1a1b2a452", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "210722770a3b76308fc64502377fa8454ee2bd452141e75ebf2059e1a1b2a452", kill_on_drop: false }`
[INFO] [stdout] 210722770a3b76308fc64502377fa8454ee2bd452141e75ebf2059e1a1b2a452
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-100/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-100/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" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9e24bdfe147eb4588d77dfc22c3acfa25669ad9f925a506e0010ffe4ef6c1361
[INFO] running `Command { std: "docker" "start" "-a" "9e24bdfe147eb4588d77dfc22c3acfa25669ad9f925a506e0010ffe4ef6c1361", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/letter-142acb7d5947cd92)
[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" "9e24bdfe147eb4588d77dfc22c3acfa25669ad9f925a506e0010ffe4ef6c1361", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9e24bdfe147eb4588d77dfc22c3acfa25669ad9f925a506e0010ffe4ef6c1361", kill_on_drop: false }`
[INFO] [stdout] 9e24bdfe147eb4588d77dfc22c3acfa25669ad9f925a506e0010ffe4ef6c1361