[INFO] cloning repository https://github.com/3ill/rust_tutorial
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/3ill/rust_tutorial" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F3ill%2Frust_tutorial", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F3ill%2Frust_tutorial'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 92b8175a1fadeb9b6dea5607f616b2c5a3af49ec
[INFO] building 3ill/rust_tutorial against try#334963c956d25708feab489a3816ae63f639355d for pr-135216
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F3ill%2Frust_tutorial" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/3ill/rust_tutorial on toolchain 334963c956d25708feab489a3816ae63f639355d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+334963c956d25708feab489a3816ae63f639355d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/3ill/rust_tutorial
[INFO] finished tweaking git repo https://github.com/3ill/rust_tutorial
[INFO] tweaked toml for git repo https://github.com/3ill/rust_tutorial written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/3ill/rust_tutorial already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+334963c956d25708feab489a3816ae63f639355d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+334963c956d25708feab489a3816ae63f639355d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f85a4c5d654536e801f7d8b66bf65fcadf0e83a8270fc312dfccb0e6b76d7768
[INFO] running `Command { std: "docker" "start" "-a" "f85a4c5d654536e801f7d8b66bf65fcadf0e83a8270fc312dfccb0e6b76d7768", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f85a4c5d654536e801f7d8b66bf65fcadf0e83a8270fc312dfccb0e6b76d7768", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f85a4c5d654536e801f7d8b66bf65fcadf0e83a8270fc312dfccb0e6b76d7768", kill_on_drop: false }`
[INFO] [stdout] f85a4c5d654536e801f7d8b66bf65fcadf0e83a8270fc312dfccb0e6b76d7768
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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" "RUSTDOCFLAGS=--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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+334963c956d25708feab489a3816ae63f639355d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9edbedc2df8937f8c4ee0b2eb69035010ccde40ccb9e912b29a95e5da1455104
[INFO] running `Command { std: "docker" "start" "-a" "9edbedc2df8937f8c4ee0b2eb69035010ccde40ccb9e912b29a95e5da1455104", kill_on_drop: false }`
[INFO] [stderr]    Compiling activities v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variants `Blue` and `Red` are never constructed
[INFO] [stdout]   --> src/bin/a7.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | enum Color {
[INFO] [stdout]    |      ----- variants in this enum
[INFO] [stdout] 11 |     Blue,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 12 |     Green,
[INFO] [stdout] 13 |     Red,
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `weight` is never read
[INFO] [stdout]   --> src/bin/b12.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 20 | struct Dimensions {
[INFO] [stdout]    |        ---------- field in this struct
[INFO] [stdout] 21 |     weight: f64,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Cola` is never constructed
[INFO] [stdout]   --> src/bin/a8.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | enum Flavor {
[INFO] [stdout]    |      ------ variant in this enum
[INFO] [stdout] 11 |     Cola,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.40s
[INFO] running `Command { std: "docker" "inspect" "9edbedc2df8937f8c4ee0b2eb69035010ccde40ccb9e912b29a95e5da1455104", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9edbedc2df8937f8c4ee0b2eb69035010ccde40ccb9e912b29a95e5da1455104", kill_on_drop: false }`
[INFO] [stdout] 9edbedc2df8937f8c4ee0b2eb69035010ccde40ccb9e912b29a95e5da1455104
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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" "RUSTDOCFLAGS=--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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+334963c956d25708feab489a3816ae63f639355d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 41fe20a4dacfa996146444c6f61bf6f2b18ede573426b9fd85df621b1def0c4a
[INFO] running `Command { std: "docker" "start" "-a" "41fe20a4dacfa996146444c6f61bf6f2b18ede573426b9fd85df621b1def0c4a", kill_on_drop: false }`
[INFO] [stderr]    Compiling activities v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variants `Blue` and `Red` are never constructed
[INFO] [stdout]   --> src/bin/a7.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | enum Color {
[INFO] [stdout]    |      ----- variants in this enum
[INFO] [stdout] 11 |     Blue,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 12 |     Green,
[INFO] [stdout] 13 |     Red,
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `weight` is never read
[INFO] [stdout]   --> src/bin/b12.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 20 | struct Dimensions {
[INFO] [stdout]    |        ---------- field in this struct
[INFO] [stdout] 21 |     weight: f64,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Cola` is never constructed
[INFO] [stdout]   --> src/bin/a8.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | enum Flavor {
[INFO] [stdout]    |      ------ variant in this enum
[INFO] [stdout] 11 |     Cola,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.39s
[INFO] running `Command { std: "docker" "inspect" "41fe20a4dacfa996146444c6f61bf6f2b18ede573426b9fd85df621b1def0c4a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "41fe20a4dacfa996146444c6f61bf6f2b18ede573426b9fd85df621b1def0c4a", kill_on_drop: false }`
[INFO] [stdout] 41fe20a4dacfa996146444c6f61bf6f2b18ede573426b9fd85df621b1def0c4a
