[INFO] cloning repository https://github.com/CooperO1/Rust-Treehouse
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/CooperO1/Rust-Treehouse" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCooperO1%2FRust-Treehouse", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCooperO1%2FRust-Treehouse'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f2c355a3ab4fc4f088224aaf341561d3a285978b
[INFO] testing CooperO1/Rust-Treehouse against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCooperO1%2FRust-Treehouse" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/CooperO1/Rust-Treehouse on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/CooperO1/Rust-Treehouse
[INFO] finished tweaking git repo https://github.com/CooperO1/Rust-Treehouse
[INFO] tweaked toml for git repo https://github.com/CooperO1/Rust-Treehouse written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/CooperO1/Rust-Treehouse already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] db6e76246e8e8abb2d2e632002d7e01263be8adf776ef22919558bba9feb2504
[INFO] running `Command { std: "docker" "start" "-a" "db6e76246e8e8abb2d2e632002d7e01263be8adf776ef22919558bba9feb2504", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "db6e76246e8e8abb2d2e632002d7e01263be8adf776ef22919558bba9feb2504", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db6e76246e8e8abb2d2e632002d7e01263be8adf776ef22919558bba9feb2504", kill_on_drop: false }`
[INFO] [stdout] db6e76246e8e8abb2d2e632002d7e01263be8adf776ef22919558bba9feb2504
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c78190f3c4452361c224b6faab99084813733ebd3b37fd8c315bfdec38c4f461
[INFO] running `Command { std: "docker" "start" "-a" "c78190f3c4452361c224b6faab99084813733ebd3b37fd8c315bfdec38c4f461", kill_on_drop: false }`
[INFO] [stderr]    Compiling treehouse v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.71s
[INFO] running `Command { std: "docker" "inspect" "c78190f3c4452361c224b6faab99084813733ebd3b37fd8c315bfdec38c4f461", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c78190f3c4452361c224b6faab99084813733ebd3b37fd8c315bfdec38c4f461", kill_on_drop: false }`
[INFO] [stdout] c78190f3c4452361c224b6faab99084813733ebd3b37fd8c315bfdec38c4f461
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a65e143551dcf6eb15ab646bf7ebfc1bb229fd14e1079e8e4bae9c1be1b1c711
[INFO] running `Command { std: "docker" "start" "-a" "a65e143551dcf6eb15ab646bf7ebfc1bb229fd14e1079e8e4bae9c1be1b1c711", kill_on_drop: false }`
[INFO] [stderr]    Compiling treehouse v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.36s
[INFO] running `Command { std: "docker" "inspect" "a65e143551dcf6eb15ab646bf7ebfc1bb229fd14e1079e8e4bae9c1be1b1c711", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a65e143551dcf6eb15ab646bf7ebfc1bb229fd14e1079e8e4bae9c1be1b1c711", kill_on_drop: false }`
[INFO] [stdout] a65e143551dcf6eb15ab646bf7ebfc1bb229fd14e1079e8e4bae9c1be1b1c711
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 957353ddc094e63cc3dddd181677287e8205320206b0f9630a66c8397bfeaf40
[INFO] running `Command { std: "docker" "start" "-a" "957353ddc094e63cc3dddd181677287e8205320206b0f9630a66c8397bfeaf40", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.75s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/treehouse-33cb820830f55af7)
[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" "957353ddc094e63cc3dddd181677287e8205320206b0f9630a66c8397bfeaf40", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "957353ddc094e63cc3dddd181677287e8205320206b0f9630a66c8397bfeaf40", kill_on_drop: false }`
[INFO] [stdout] 957353ddc094e63cc3dddd181677287e8205320206b0f9630a66c8397bfeaf40