[INFO] cloning repository https://github.com/tomaster777/tomn
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tomaster777/tomn" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftomaster777%2Ftomn", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftomaster777%2Ftomn'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3a33b865de1285d306a2a1fca10d9d8afa0672bb
[INFO] building tomaster777/tomn against try#334963c956d25708feab489a3816ae63f639355d for pr-135216-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftomaster777%2Ftomn" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tomaster777/tomn 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/tomaster777/tomn
[INFO] finished tweaking git repo https://github.com/tomaster777/tomn
[INFO] tweaked toml for git repo https://github.com/tomaster777/tomn written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/tomaster777/tomn 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 04c9cf4ee46679294994ad3e1a1296bcce71a25d5709709ac2dbdabaa3a16b42
[INFO] running `Command { std: "docker" "start" "-a" "04c9cf4ee46679294994ad3e1a1296bcce71a25d5709709ac2dbdabaa3a16b42", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "04c9cf4ee46679294994ad3e1a1296bcce71a25d5709709ac2dbdabaa3a16b42", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "04c9cf4ee46679294994ad3e1a1296bcce71a25d5709709ac2dbdabaa3a16b42", kill_on_drop: false }`
[INFO] [stdout] 04c9cf4ee46679294994ad3e1a1296bcce71a25d5709709ac2dbdabaa3a16b42
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] eec4206dd52bf8c62916929e46c638e5ed6cb1325369883cc51a578662e739f3
[INFO] running `Command { std: "docker" "start" "-a" "eec4206dd52bf8c62916929e46c638e5ed6cb1325369883cc51a578662e739f3", kill_on_drop: false }`
[INFO] [stderr]    Compiling tomn v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `Reader` is never constructed
[INFO] [stdout]  --> src/reader.rs:1:19
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub(crate) struct Reader {
[INFO] [stdout]   |                   ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `peek` are never used
[INFO] [stdout]   --> src/reader.rs:7:8
[INFO] [stdout]    |
[INFO] [stdout] 6  | impl Reader {
[INFO] [stdout]    | ----------- associated items in this implementation
[INFO] [stdout] 7  |     fn new(content: &str) -> Reader {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 14 |     fn peek(&self) -> String {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.65s
[INFO] running `Command { std: "docker" "inspect" "eec4206dd52bf8c62916929e46c638e5ed6cb1325369883cc51a578662e739f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eec4206dd52bf8c62916929e46c638e5ed6cb1325369883cc51a578662e739f3", kill_on_drop: false }`
[INFO] [stdout] eec4206dd52bf8c62916929e46c638e5ed6cb1325369883cc51a578662e739f3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] fc53e93477d8214cf9bbe5d03d127c913723784b1ba0b84f3244d32736f46f81
[INFO] running `Command { std: "docker" "start" "-a" "fc53e93477d8214cf9bbe5d03d127c913723784b1ba0b84f3244d32736f46f81", kill_on_drop: false }`
[INFO] [stderr]    Compiling tomn v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.46s
[INFO] running `Command { std: "docker" "inspect" "fc53e93477d8214cf9bbe5d03d127c913723784b1ba0b84f3244d32736f46f81", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fc53e93477d8214cf9bbe5d03d127c913723784b1ba0b84f3244d32736f46f81", kill_on_drop: false }`
[INFO] [stdout] fc53e93477d8214cf9bbe5d03d127c913723784b1ba0b84f3244d32736f46f81